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<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62677eb34f8811599eed84ba/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _0"> </span>I<span class="_ _1"> </span>I<span class="_ _2"> </span>C<span class="_ _1"> </span>串行接口的实<span class="_ _3"></span>时时钟<span class="_ _4"> </span>IC<span class="_ _5"> </span><span class="ff2">V1.<span class="_ _6"> </span>5</span></div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc0 ls0 ws0">1</div><div class="t m0 x3 h4 y3 ff1 fs2 fc0 sc0 ls0 ws0">内置晶振、<span class="_ _7"> </span>I<span class="_ _8"> </span>I<span class="_ _9"> </span>C<span class="_ _8"> </span>串行接口的<span class="_ _3"></span>高精度实时时<span class="_ _3"></span>钟<span class="_ _a"> </span>IC<span class="_ _b"> </span>-<span class="_ _c"> </span>SD2403A<span class="_ _3"></span>P<span class="_ _d"> </span>Ver1.<span class="_ _e"> </span>5</div><div class="t m0 x4 h5 y4 ff2 fs3 fc0 sc0 ls0 ws0">1.<span class="_ _f"> </span><span class="ff3 fs2">概述</span></div><div class="t m0 x5 h5 y5 ff3 fs2 fc0 sc0 ls0 ws0">概述</div><div class="t m0 x5 h5 y6 ff3 fs2 fc0 sc0 ls0 ws0">概述</div><div class="t m0 x5 h5 y4 ff3 fs2 fc0 sc0 ls0 ws0">概述</div><div class="t m0 x6 h4 y7 ff4 fs1 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _10"> </span>是一种<span class="_ _11"> </span><span class="ff1 fs2">内置晶振、<span class="_ _7"> </span></span>具有标准<span class="_ _10"> </span>I<span class="_ _1"> </span>I<span class="_ _12"> </span>C<span class="_ _13"> </span>接口的实时时钟芯片<span class="_ _14"> </span>,CPU<span class="_ _15"> </span>可使用该接口通过<span class="_ _16"> </span>5<span class="_ _13"> </span>位地址寻址来读</div><div class="t m0 x5 h6 y8 ff4 fs1 fc0 sc0 ls0 ws0">写片内<span class="_ _17"> </span>32<span class="_ _18"> </span>字节寄存器的数据<span class="_ _19"> </span>(<span class="_ _12"> </span>包括时间寄存器、<span class="_ _1a"> </span>报警<span class="_ _1b"> </span>寄存器、控制寄存器、通用<span class="_ _1c"> </span>SRAM<span class="_ _15"> </span>寄存器<span class="_ _11"> </span>)<span class="_ _12"> </span>。</div><div class="t m0 x7 h4 y9 ff4 fs1 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _10"> </span><span class="ff1 fs2">内置晶<span class="_ _3"></span>振<span class="_ _1d"> </span>,<span class="_ _1e"> </span><span class="ff5 fs1">该芯片可保证时钟精度为<span class="_ _1f"> </span>±<span class="_ _20"> </span>5<span class="_ _12"> </span>ppm(<span class="_ _1b"> </span>在<span class="_ _18"> </span>25<span class="_ _20"> </span>℃±<span class="_ _1b"> </span>1<span class="_ _12"> </span>℃<span class="_ _20"> </span>下<span class="_ _20"> </span>)<span class="_ _1"> </span>，即年误差小于<span class="_ _21"> </span>2<span class="_ _12"> </span>.5<span class="_ _5"> </span>分钟。</span></span></div><div class="t m0 x7 h6 ya ff4 fs1 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _10"> </span>内置单路定时<span class="_ _22"> </span>/<span class="_ _12"> </span>报警中断输出<span class="_ _23"> </span>,<span class="_ _12"> </span>报警中断时间最长可设至<span class="_ _24"> </span>100<span class="_ _25"> </span>年。</div><div class="t m0 x7 h6 yb ff4 fs1 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _10"> </span>内置时<span class="_ _3"></span>钟精度<span class="_ _3"></span>数字调<span class="_ _3"></span>整功能<span class="_ _3"></span>，可以<span class="_ _3"></span>在很宽<span class="_ _3"></span>的范围<span class="_ _3"></span>内校正<span class="_ _3"></span>时钟的<span class="_ _3"></span>偏差<span class="_ _26"> </span>(-189ppm<span class="_ _27"> </span>～<span class="_ _20"> </span>+<span class="_ _1"> </span>189ppm,<span class="_ _28"> </span>分辨力<span class="_ _29"> </span>为</div><div class="t m0 x5 h6 yc ff4 fs1 fc0 sc0 ls0 ws0">3<span class="_ _12"> </span>.<span class="_ _12"> </span>05ppm)<span class="_ _11"> </span>，<span class="_ _20"> </span>并<span class="_ _20"> </span>通过外置的温度传感器可设定适应温度变化的调整值，实现在宽温范围内高精度的计时功能。</div><div class="t m0 x8 h6 yd ff4 fs1 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _10"> </span>具有一个后备电池输入脚<span class="_ _2a"> </span>V</div><div class="t m0 x9 h7 ye ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 xa h6 yd ff4 fs1 fc0 sc0 ls0 ws0">,<span class="_ _12"> </span>当芯片检测到主电源<span class="_ _2b"> </span>V</div><div class="t m0 xb h7 ye ff4 fs4 fc0 sc0 ls0 ws0">DD</div><div class="t m0 xc h6 yd ff4 fs1 fc0 sc0 ls0 ws0">掉到后备电池<span class="_ _23"> </span>电压以下<span class="_ _2c"> </span>,<span class="_ _12"> </span>芯片会<span class="_ _11"> </span>自动转为由</div><div class="t m0 x5 h6 yf ff4 fs1 fc0 sc0 ls0 ws0">接在<span class="_ _15"> </span>V</div><div class="t m0 xd h7 y10 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 xe h6 yf ff4 fs1 fc0 sc0 ls0 ws0">的后备电池供电。</div><div class="t m0 x4 h8 y11 ff3 fs3 fc0 sc0 ls0 ws0">2.</div><div class="t m0 x4 h8 y12 ff3 fs3 fc0 sc0 ls0 ws0">2.</div><div class="t m0 x4 h8 y13 ff3 fs3 fc0 sc0 ls0 ws0">2.</div><div class="t m0 x4 h8 y11 ff3 fs3 fc0 sc0 ls0 ws0">2.</div><div class="t m0 x5 h5 y14 ff3 fs2 fc0 sc0 ls0 ws0">特性</div><div class="t m0 x5 h5 y15 ff3 fs2 fc0 sc0 ls0 ws0">特性</div><div class="t m0 x5 h5 y16 ff3 fs2 fc0 sc0 ls0 ws0">特性</div><div class="t m0 x5 h5 y14 ff3 fs2 fc0 sc0 ls0 ws0">特性</div><div class="t m0 xf h6 y17 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">低功耗：<span class="_ _2e"> </span>1.<span class="_ _20"> </span>0<span class="_ _12"> </span>μ<span class="_ _20"> </span>A<span class="_ _2f"> </span>典型值<span class="_ _11"> </span>(<span class="_ _12"> </span>V</span></div><div class="t m0 x10 h7 y18 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x11 h6 y17 ff4 fs1 fc0 sc0 ls0 ws0">=3.0V<span class="_ _30"> </span>，<span class="_ _20"> </span>Ta=25<span class="_ _30"> </span>℃<span class="_ _20"> </span>）<span class="_ _2f"> </span>。</div><div class="t m0 xf h6 y19 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">工作电压：<span class="_ _31"> </span>1.<span class="_ _20"> </span>8<span class="_ _12"> </span>～<span class="_ _20"> </span>5.5V<span class="_ _1b"> </span>，工作温度：<span class="_ _23"> </span>-40<span class="_ _32"> </span>℃<span class="_ _20"> </span>～<span class="_ _20"> </span>+<span class="_ _12"> </span>85<span class="_ _20"> </span>℃<span class="_ _20"> </span>。</span></div><div class="t m0 xf h6 y1a ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">标准<span class="_ _15"> </span>I<span class="_ _12"> </span>I<span class="_ _12"> </span>C<span class="_ _13"> </span>总线接口方式<span class="_ _22"> </span>,<span class="_ _1"> </span>最高速度<span class="_ _10"> </span>400KHZ<span class="_ _11"> </span>(4.5<span class="_ _1b"> </span>V<span class="_ _12"> </span>～<span class="_ _20"> </span>5<span class="_ _12"> </span>.<span class="_ _12"> </span>5<span class="_ _1"> </span>V<span class="_ _12"> </span>)<span class="_ _12"> </span>。</span></div><div class="t m0 xf h6 y1b ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">年、月、日、星期、时、分、秒的<span class="_ _33"> </span>BCD<span class="_ _25"> </span>码输入<span class="_ _11"> </span>/<span class="_ _12"> </span>输出<span class="_ _1b"> </span>,<span class="_ _12"> </span>并可<span class="_ _1b"> </span>通过独立的地址访问各时间寄存器<span class="_ _34"> </span>。</span></div><div class="t m0 xf h6 y1c ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">闰年自动调整功能<span class="_ _19"> </span>(<span class="_ _1"> </span>从<span class="_ _35"> </span>2000<span class="_ _15"> </span>年～<span class="_ _1b"> </span>2099<span class="_ _15"> </span>年<span class="_ _20"> </span>)<span class="_ _12"> </span>。</span></div><div class="t m0 xf h6 y1d ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">可选择<span class="_ _17"> </span>12/24<span class="_ _36"> </span>小时制式<span class="_ _27"> </span>.</span></div><div class="t m0 xf h6 y1e ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置年、月、日、星期、时、分、秒<span class="_ _37"> </span>共<span class="_ _18"> </span>7<span class="_ _13"> </span>字节<span class="_ _1b"> </span>的报警数据寄存器及<span class="_ _38"> </span>1<span class="_ _13"> </span>字节<span class="_ _1b"> </span>的报警允许寄存器。</span></div><div class="t m0 xf h6 y1f ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置<span class="_ _15"> </span>12<span class="_ _18"> </span>字节通用<span class="_ _10"> </span>SRAM<span class="_ _15"> </span>寄存器<span class="_ _11"> </span>可用于存储用户的一般数据。</span></div><div class="t m0 xf h6 y20 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">三种中断均可选择从<span class="_ _38"> </span>INT<span class="_ _25"> </span>脚输出<span class="_ _11"> </span>,<span class="_ _1"> </span>并具有两个中断标志位<span class="_ _39"> </span>.</span></div><div class="t m0 xf h6 y21 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">可设定<span class="_ _11"> </span>并自动重置<span class="_ _31"> </span>的单路报警中断功能<span class="_ _3a"> </span>（<span class="_ _20"> </span>时间范围<span class="_ _27"> </span>最长<span class="_ _1b"> </span>设至<span class="_ _15"> </span>100<span class="_ _25"> </span>年<span class="_ _20"> </span>）<span class="_ _20"> </span>,<span class="_ _12"> </span>年<span class="_ _20"> </span>、<span class="_ _3b"> </span>月<span class="_ _20"> </span>、<span class="_ _3b"> </span>日<span class="_ _20"> </span>、<span class="_ _20"> </span>星期<span class="_ _1b"> </span>、<span class="_ _3b"> </span>时<span class="_ _20"> </span>、<span class="_ _20"> </span>分<span class="_ _20"> </span>、<span class="_ _3b"> </span>秒报警</span></div><div class="t m0 x8 h6 y22 ff4 fs1 fc0 sc0 ls0 ws0">共有<span class="_ _15"> </span>96<span class="_ _35"> </span>种组合方式，并有单事件报警和周期性报警两种中断输出<span class="_ _3c"> </span>模式<span class="_ _1b"> </span>.</div><div class="t m0 xf h9 y23 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">周期性频率中断输出<span class="_ _3a"> </span>:<span class="_ _1"> </span>从<span class="_ _35"> </span>32768Hz<span class="_ _3d"> </span>～<span class="_ _20"> </span>1/<span class="_ _20"> </span>16Hz<span class="_ _1b"> </span><span class="ff5">……<span class="_ _1b"> </span>1<span class="_ _13"> </span>秒<span class="_ _20"> </span></span>共十五种方波脉冲<span class="_ _19"> </span>.</span></div><div class="t m0 xf h6 y24 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">自动重置<span class="_ _27"> </span>的<span class="_ _18"> </span>8<span class="_ _13"> </span>位倒计时定时器<span class="_ _3e"> </span>,<span class="_ _12"> </span>可选的<span class="_ _17"> </span>4<span class="_ _13"> </span>种时钟源（<span class="_ _31"> </span>4096HZ<span class="_ _11"> </span>、<span class="_ _20"> </span>64HZ<span class="_ _1b"> </span>、<span class="_ _20"> </span>1HZ<span class="_ _32"> </span>、<span class="_ _20"> </span>1/60HZ<span class="_ _11"> </span>）<span class="_ _20"> </span>.</span></div><div class="t m0 xf h6 y25 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置时钟精度<span class="_ _3"></span>数字调整功能<span class="_ _3"></span>，可通过程序<span class="_ _3"></span>来调整走时的<span class="_ _3"></span>快慢。用户采<span class="_ _3"></span>用外置的温度<span class="_ _3"></span>传感器，设定<span class="_ _3"></span>适应温度</span></div><div class="t m0 x8 h6 y26 ff4 fs1 fc0 sc0 ls0 ws0">变化的调整值，<span class="_ _3e"> </span>可<span class="_ _20"> </span>实现在宽温范围内高精度的计时功能<span class="_ _37"> </span>。</div><div class="t m0 xf h6 y27 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">具有一个后备电池输入脚<span class="_ _24"> </span>V</span></div><div class="t m0 x12 h7 y28 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x13 h6 y27 ff4 fs1 fc0 sc0 ls0 ws0">，芯片依据不同的电压自动从<span class="_ _3f"> </span>V</div><div class="t m0 x14 h7 y28 ff4 fs4 fc0 sc0 ls0 ws0">DD</div><div class="t m0 xb h6 y27 ff4 fs1 fc0 sc0 ls0 ws0">切换到<span class="_ _17"> </span>V</div><div class="t m0 x15 h7 y28 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x16 h6 y27 ff4 fs1 fc0 sc0 ls0 ws0">或从<span class="_ _15"> </span>V</div><div class="t m0 x17 h7 y28 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x18 h6 y27 ff4 fs1 fc0 sc0 ls0 ws0">切换到<span class="_ _17"> </span>V</div><div class="t m0 x19 h7 y28 ff4 fs4 fc0 sc0 ls0 ws0">DD</div><div class="t m0 x1a h6 y27 ff4 fs1 fc0 sc0 ls0 ws0">。</div><div class="t m0 xf h6 y29 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">在<span class="_ _18"> </span>V</span></div><div class="t m0 x1b h7 y2a ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x1c h6 y29 ff4 fs1 fc0 sc0 ls0 ws0">模式下，芯片具有中断输出允许或禁止的功能<span class="_ _40"> </span>,<span class="_ _12"> </span>可满足在备用电池供电时输出中断的需要。</div><div class="t m0 xf h6 y2b ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置<span class="_ _15"> </span>I<span class="_ _12"> </span>I<span class="_ _1"> </span>C<span class="_ _13"> </span>总<span class="_ _3"></span>线<span class="_ _15"> </span>0.5<span class="_ _41"> </span>秒自动复位<span class="_ _3"></span>功能<span class="_ _42"> </span>(<span class="_ _1"> </span>从<span class="_ _35"> </span>Start<span class="_ _36"> </span>命令开始计时<span class="_ _43"> </span>)<span class="_ _12"> </span>,<span class="_ _12"> </span>保证时钟数据的有效<span class="_ _3"></span>性及可靠性<span class="_ _44"> </span>,<span class="_ _12"> </span>避免<span class="_ _45"> </span>I<span class="_ _12"> </span>I<span class="_ _12"> </span>C<span class="_ _13"> </span>总</span></div><div class="t m0 x8 h6 y2c ff4 fs1 fc0 sc0 ls0 ws0">线挂死问题。</div><div class="t m0 xf h6 y2d ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置三个<span class="_ _27"> </span>时钟数据<span class="_ _27"> </span>写保护位<span class="_ _27"> </span>,<span class="_ _2f"> </span>避免对数据的误写操作，可更好地保护时钟数据。</span></div><div class="t m0 xf h6 y2e ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置<span class="_ _15"> </span>V</span></div><div class="t m0 x1d h7 y2f ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x1e h6 y2e ff4 fs1 fc0 sc0 ls0 ws0">模式<span class="_ _15"> </span>I<span class="_ _12"> </span>I<span class="_ _12"> </span>C<span class="_ _13"> </span>总线通信禁止功能<span class="_ _19"> </span>，<span class="_ _46"> </span>从而避免在电池供电时<span class="_ _47"> </span>CPU<span class="_ _25"> </span>对时钟操作所消耗的电池电量<span class="_ _48"> </span>，<span class="_ _49"> </span>也可避免</div><div class="t m0 x8 h6 y30 ff4 fs1 fc0 sc0 ls0 ws0">在主电源上<span class="_ _31"> </span>、<span class="_ _4a"> </span>下电的过程<span class="_ _3"></span>中因<span class="_ _4b"> </span>CPU<span class="_ _25"> </span>的<span class="_ _18"> </span>I/O<span class="_ _25"> </span>端口所输出的不受控<span class="_ _3"></span>的杂波信号对<span class="_ _3"></span>时钟芯片的误<span class="_ _3"></span>写操作，进一<span class="_ _3"></span>步</div><div class="t m0 x8 h6 y31 ff4 fs1 fc0 sc0 ls0 ws0">提高时钟芯片的可靠性。</div><div class="t m0 xf h6 y32 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置上电复位电路及指示位。</span></div><div class="t m0 xf h6 y33 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">内置电源稳压<span class="_ _22"> </span>,<span class="_ _1"> </span>内部计时电压可低至<span class="_ _38"> </span>1.5<span class="_ _32"> </span>V<span class="_ _12"> </span>。</span></div><div class="t m0 xf h6 y34 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">芯片管脚<span class="_ _27"> </span>抗<span class="_ _20"> </span>静电<span class="_ _1b"> </span>(<span class="_ _12"> </span>ESD)>4KV<span class="_ _27"> </span>。</span></div><div class="t m0 xf h6 y35 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff4">芯片在兴威帆的评估板上可通过<span class="_ _a"> </span>4<span class="_ _3"></span>KV<span class="_ _25"> </span>的群脉冲<span class="_ _27"> </span>(EFT<span class="_ _1b"> </span>)<span class="_ _1"> </span>干扰。</span></div><div class="t m0 xf h9 y36 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff5">内置晶振，出厂前已对时钟进行校准，<span class="_ _4c"> </span>时钟精度为<span class="_ _31"> </span>±<span class="_ _20"> </span>5<span class="_ _12"> </span>ppm(<span class="_ _1b"> </span>在<span class="_ _18"> </span>25<span class="_ _20"> </span>℃±<span class="_ _1b"> </span>1<span class="_ _12"> </span>℃<span class="_ _20"> </span>下<span class="_ _20"> </span>)<span class="_ _1"> </span>，即年误差小于<span class="_ _21"> </span>2<span class="_ _12"> </span>.5<span class="_ _5"> </span>分钟<span class="_ _1b"> </span>。</span></div><div class="t m0 xf h9 y37 ff6 fs1 fc0 sc0 ls0 ws0">�<span class="_ _2d"> </span><span class="ff5">封装形式</span></div><div class="t m0 x1f h3 y38 ff2 fs1 fc0 sc0 ls0 ws0">:8</div><div class="t m0 x20 h9 y37 ff5 fs1 fc0 sc0 ls0 ws0">脚的</div><div class="t m0 x21 h3 y38 ff2 fs1 fc0 sc0 ls0 ws0">DIP</div><div class="t m0 x22 h9 y37 ff5 fs1 fc0 sc0 ls0 ws0">封装</div><div class="t m0 x23 h3 y38 ff2 fs1 fc0 sc0 ls0 ws0">,<span class="_ _4d"> </span>SD2403API</div><div class="t m0 xa h9 y37 ff5 fs1 fc0 sc0 ls0 ws0">为工业级型号。</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62677eb34f8811599eed84ba/bg2.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _0"> </span>I<span class="_ _1"> </span>I<span class="_ _2"> </span>C<span class="_ _1"> </span>串行接口的实<span class="_ _3"></span>时时钟<span class="_ _4"> </span>IC<span class="_ _5"> </span><span class="ff2">V1.<span class="_ _6"> </span>5</span></div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc0 ls0 ws0">2</div><div class="t m0 x4 h8 y39 ff3 fs3 fc0 sc0 ls0 ws0">3.</div><div class="t m0 x4 h8 y3a ff3 fs3 fc0 sc0 ls0 ws0">3.</div><div class="t m0 x4 h8 y3b ff3 fs3 fc0 sc0 ls0 ws0">3.</div><div class="t m0 x4 h8 y39 ff3 fs3 fc0 sc0 ls0 ws0">3.</div><div class="t m0 x5 h5 y3c ff3 fs2 fc0 sc0 ls0 ws0">原理框图</div><div class="t m0 x5 h5 y3d ff3 fs2 fc0 sc0 ls0 ws0">原理框图</div><div class="t m0 x5 h5 y3e ff3 fs2 fc0 sc0 ls0 ws0">原理框图</div><div class="t m0 x5 h5 y3c ff3 fs2 fc0 sc0 ls0 ws0">原理框图</div><div class="t m0 x4 h8 y3f ff3 fs3 fc0 sc0 ls0 ws0">4.</div><div class="t m0 x4 h8 y40 ff3 fs3 fc0 sc0 ls0 ws0">4.</div><div class="t m0 x4 h8 y41 ff3 fs3 fc0 sc0 ls0 ws0">4.</div><div class="t m0 x4 h8 y3f ff3 fs3 fc0 sc0 ls0 ws0">4.</div><div class="t m0 x5 h5 y42 ff3 fs2 fc0 sc0 ls0 ws0">管脚定义</div><div class="t m0 x5 h5 y43 ff3 fs2 fc0 sc0 ls0 ws0">管脚定义</div><div class="t m0 x5 h5 y44 ff3 fs2 fc0 sc0 ls0 ws0">管脚定义</div><div class="t m0 x5 h5 y42 ff3 fs2 fc0 sc0 ls0 ws0">管脚定义</div><div class="t m0 x24 h6 y24 ff4 fs1 fc0 sc0 ls0 ws0">封装形式<span class="_ _27"> </span>:DIP-8</div><div class="t m0 x25 ha y45 ff4 fs2 fc0 sc0 ls0 ws0">表<span class="_ _4e"> </span>1<span class="_ _b"> </span>SD2403<span class="_ _3"></span>AP<span class="_ _4f"> </span>管脚功能表</div><div class="t m0 x26 h6 y46 ff4 fs1 fc0 sc0 ls0 ws0">脚号<span class="_ _1d"> </span>名称<span class="_ _50"> </span>功能<span class="_ _51"> </span>特征</div><div class="t m0 x27 h6 y47 ff4 fs1 fc0 sc0 ls0 ws0">1<span class="_ _52"> </span>V</div><div class="t m0 x28 h7 y48 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x29 h6 y47 ff4 fs1 fc0 sc0 ls0 ws0">备用电源<span class="_ _27"> </span>(<span class="_ _12"> </span>电池<span class="_ _1b"> </span>)<span class="_ _12"> </span>输入脚<span class="_ _11"> </span>.<span class="_ _1"> </span>当<span class="_ _35"> </span>V</div><div class="t m0 x2a h7 y48 ff4 fs4 fc0 sc0 ls0 ws0">D<span class="_ _53"> </span>D</div><div class="t m0 x2b h6 y47 ff4 fs1 fc0 sc0 ls0 ws0">电源失效<span class="_ _27"> </span>时<span class="_ _35"> </span>V</div><div class="t m0 x2c h7 y48 ff4 fs4 fc0 sc0 ls0 ws0">BA<span class="_ _12"> </span>T</div><div class="t m0 x2d h6 y47 ff4 fs1 fc0 sc0 ls0 ws0">为<span class="_ _35"> </span>I<span class="_ _12"> </span>C</div><div class="t m0 x29 h6 y49 ff4 fs1 fc0 sc0 ls0 ws0">提供电源<span class="_ _27"> </span>.<span class="_ _54"> </span>（<span class="_ _20"> </span>V</div><div class="t m0 x2e h7 y4a ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x2f h6 y49 ff4 fs1 fc0 sc0 ls0 ws0">与电池之间的接法请参见本资料中</div><div class="t m0 x29 h9 y4b ff4 fs1 fc0 sc0 ls0 ws0">的<span class="_ _20"> </span>“<span class="_ _20"> </span><span class="ff5 sc1">应用参考电路<span class="_ _23"> </span><span class="sc0">”<span class="_ _20"> </span>章节）</span></span></div><div class="t m0 x30 h6 y47 ff4 fs1 fc0 sc0 ls0 ws0">1.8V<span class="_ _55"> </span>～<span class="_ _4a"> </span>5.5V,<span class="_ _56"> </span>不<span class="_ _3"></span>用<span class="_ _57"></span>时<span class="_ _57"></span>应<span class="_ _3"></span>将</div><div class="t m0 x30 h6 y49 ff4 fs1 fc0 sc0 ls0 ws0">其接<span class="_ _15"> </span>GND.</div><div class="t m0 x26 h9 y4c ff4 fs1 fc0 sc0 ls0 ws0">2<span class="_ _12"> </span>、<span class="_ _20"> </span>3<span class="_ _58"> </span><span class="ff2">NC<span class="_ _59"> </span><span class="ff5">没有与芯片内部连接<span class="_ _5a"> </span>悬空或接地</span></span></div><div class="t m0 x27 h6 y4d ff4 fs1 fc0 sc0 ls0 ws0">4<span class="_ _5b"> </span>GND<span class="_ _5c"> </span>负电源（<span class="_ _27"> </span>GND<span class="_ _32"> </span>）</div><div class="t m0 x27 h6 y4e ff4 fs1 fc0 sc0 ls0 ws0">5<span class="_ _5b"> </span>SDA<span class="_ _5c"> </span>串行数据输入<span class="_ _22"> </span>/<span class="_ _1"> </span>输出脚，此管脚通常用一电阻上拉</div><div class="t m0 x29 h6 y4f ff4 fs1 fc0 sc0 ls0 ws0">至<span class="_ _18"> </span>V</div><div class="t m0 x31 h7 y50 ff4 fs4 fc0 sc0 ls0 ws0">DD</div><div class="t m0 x32 h6 y4f ff4 fs1 fc0 sc0 ls0 ws0">，并与<span class="_ _3"></span>其它漏<span class="_ _3"></span>极开路<span class="_ _3"></span>或集电<span class="_ _3"></span>器开路<span class="_ _3"></span>输出的<span class="_ _3"></span>器</div><div class="t m0 x29 h6 y51 ff4 fs1 fc0 sc0 ls0 ws0">件通过线与方式连接<span class="_ _3a"> </span>.</div><div class="t m0 x30 h6 y4e ff4 fs1 fc0 sc0 ls0 ws0">N<span class="_ _13"> </span>沟道开路输出<span class="_ _22"> </span>,<span class="_ _8"> </span>C<span class="_ _12"> </span>MO<span class="_ _20"> </span>S<span class="_ _13"> </span>输</div><div class="t m0 x30 h6 y4f ff4 fs1 fc0 sc0 ls0 ws0">入<span class="_ _5d"> </span>;<span class="_ _5e"> </span>当<span class="_ _b"> </span>V</div><div class="t m0 x33 h7 y50 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x34 h6 y4f ff4 fs1 fc0 sc0 ls0 ws0">引<span class="_ _57"></span>脚<span class="_ _57"></span>的<span class="_ _5f"></span>后<span class="_ _5f"></span>备<span class="_ _57"></span>电</div><div class="t m0 x30 h6 y51 ff4 fs1 fc0 sc0 ls0 ws0">源<span class="_ _3"></span>被<span class="_ _3"></span>激<span class="_ _3"></span>活<span class="_ _3"></span>时<span class="_ _60"> </span>,<span class="_ _1"> </span>该<span class="_ _3"></span>引<span class="_ _3"></span>脚<span class="_ _3"></span>被<span class="_ _3"></span>禁</div><div class="t m0 x30 h6 y52 ff4 fs1 fc0 sc0 ls0 ws0">止<span class="_ _20"> </span>.</div><div class="t m0 x27 h6 y53 ff4 fs1 fc0 sc0 ls0 ws0">6<span class="_ _5b"> </span>SCL<span class="_ _5c"> </span>串行时钟输入脚，由于在<span class="_ _24"> </span>SCL<span class="_ _25"> </span>上升<span class="_ _61"> </span>/<span class="_ _12"> </span>下降沿处理信</div><div class="t m0 x29 h6 y54 ff4 fs1 fc0 sc0 ls0 ws0">号，要特别注意<span class="_ _62"> </span>SCL<span class="_ _25"> </span>信号的上升<span class="_ _31"> </span>/<span class="_ _1"> </span>下降升降时间，</div><div class="t m0 x29 h6 y55 ff4 fs1 fc0 sc0 ls0 ws0">应严格遵守说明书。</div><div class="t m0 x30 h6 y53 ff4 fs1 fc0 sc0 ls0 ws0">CMOS<span class="_ _15"> </span>输入<span class="_ _1b"> </span>.<span class="_ _2f"> </span>当<span class="_ _18"> </span>V</div><div class="t m0 x35 h7 y56 ff4 fs4 fc0 sc0 ls0 ws0">BAT</div><div class="t m0 x36 h6 y53 ff4 fs1 fc0 sc0 ls0 ws0">引脚的</div><div class="t m0 x30 h6 y54 ff4 fs1 fc0 sc0 ls0 ws0">后<span class="_ _3"></span>备<span class="_ _3"></span>电<span class="_ _3"></span>源<span class="_ _3"></span>被<span class="_ _3"></span>激<span class="_ _3"></span>活<span class="_ _3"></span>时<span class="_ _63"> </span>,<span class="_ _1"> </span>该<span class="_ _3"></span>引</div><div class="t m0 x30 h6 y55 ff4 fs1 fc0 sc0 ls0 ws0">脚被禁止<span class="_ _27"> </span>.</div><div class="t m0 x27 h6 y57 ff4 fs1 fc0 sc0 ls0 ws0">7<span class="_ _5b"> </span>INT<span class="_ _5c"> </span>报警中断输出脚<span class="_ _3e"> </span>，<span class="_ _64"> </span>根据控制寄存器来设置其工作的</div><div class="t m0 x29 h6 y58 ff4 fs1 fc0 sc0 ls0 ws0">模式，它可通过重写控制寄存器来禁止<span class="_ _4c"> </span>.</div><div class="t m0 x30 h6 y57 ff4 fs1 fc0 sc0 ls0 ws0">N-<span class="_ _20"> </span>沟道开路输出</div><div class="t m0 x27 h6 y59 ff4 fs1 fc0 sc0 ls0 ws0">8<span class="_ _65"> </span>V</div><div class="t m0 x37 h7 y5a ff4 fs4 fc0 sc0 ls0 ws0">DD</div><div class="t m0 x29 h6 y59 ff4 fs1 fc0 sc0 ls0 ws0">正电源<span class="_ _66"> </span>1.8V<span class="_ _1b"> </span>～<span class="_ _20"> </span>5.5V</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62677eb34f8811599eed84ba/bg3.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _0"> </span>I<span class="_ _1"> </span>I<span class="_ _2"> </span>C<span class="_ _1"> </span>串行接口的实<span class="_ _3"></span>时时钟<span class="_ _4"> </span>IC<span class="_ _5"> </span><span class="ff2">V1.<span class="_ _6"> </span>5</span></div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc0 ls0 ws0">3</div><div class="t m0 x38 hb y3 ff7 fs2 fc0 sc0 ls0 ws0">5.</div><div class="t m0 x38 hb y5b ff7 fs2 fc0 sc0 ls0 ws0">5.</div><div class="t m0 x38 hb y5c ff7 fs2 fc0 sc0 ls0 ws0">5.</div><div class="t m0 x38 h5 y3 ff7 fs2 fc0 sc0 ls0 ws0">5.<span class="_ _67"> </span><span class="ff3">寄存器</span></div><div class="t m0 x39 h5 y5b ff3 fs2 fc0 sc0 ls0 ws0">寄存器</div><div class="t m0 x39 h5 y5c ff3 fs2 fc0 sc0 ls0 ws0">寄存器</div><div class="t m0 x39 h5 y3 ff3 fs2 fc0 sc0 ls0 ws0">寄存器</div><div class="t m0 x27 hc y5d ff7 fs1 fc0 sc0 ls0 ws0">5.1</div><div class="t m0 x27 hc y5e ff7 fs1 fc0 sc0 ls0 ws0">5.1</div><div class="t m0 x27 hc y5f ff7 fs1 fc0 sc0 ls0 ws0">5.1</div><div class="t m0 x27 hc y5d ff7 fs1 fc0 sc0 ls0 ws0">5.1</div><div class="t m0 x3a hd y60 ff3 fs1 fc0 sc0 ls0 ws0">寄存器列表</div><div class="t m0 x3a hd y61 ff3 fs1 fc0 sc0 ls0 ws0">寄存器列表</div><div class="t m0 x3a hd y62 ff3 fs1 fc0 sc0 ls0 ws0">寄存器列表</div><div class="t m0 x3a hd y60 ff3 fs1 fc0 sc0 ls0 ws0">寄存器列表</div><div class="t m0 x3b h2 y63 ff1 fs0 fc0 sc0 ls0 ws0">地</div><div class="t m0 x3b h2 y64 ff1 fs0 fc0 sc0 ls0 ws0">址</div><div class="t m0 xf h2 y65 ff1 fs0 fc0 sc0 ls0 ws0">寄存</div><div class="t m0 xf h2 y66 ff1 fs0 fc0 sc0 ls0 ws0">器段</div><div class="t m0 x3c h2 y63 ff1 fs0 fc0 sc0 ls0 ws0">寄存器名</div><div class="t m0 x3d h2 y64 ff1 fs0 fc0 sc0 ls0 ws0">称</div><div class="t m0 x3e h2 y65 ff1 fs0 fc0 sc0 ls0 ws0">BIT<span class="_ _68"> </span>数值范围</div><div class="t m0 x3f h2 y66 ff1 fs0 fc0 sc0 ls0 ws0">(<span class="_ _2"> </span>十进制<span class="_ _30"> </span>)</div><div class="t m0 x40 h2 y63 ff1 fs0 fc0 sc0 ls0 ws0">缺省值</div><div class="t m0 x41 h2 y64 ff1 fs0 fc0 sc0 ls0 ws0">(<span class="_ _2"> </span>二进制<span class="_ _30"> </span>)</div><div class="t m0 x42 h2 y67 ff1 fs0 fc0 sc0 ls0 ws0">D7<span class="_ _69"> </span>D6<span class="_ _69"> </span>D5<span class="_ _69"> </span>D4<span class="_ _69"> </span>D3<span class="_ _69"> </span>D2<span class="_ _69"> </span>D1<span class="_ _69"> </span>D0</div><div class="t m0 x4 h2 y68 ff1 fs0 fc0 sc0 ls0 ws0">00H</div><div class="t m0 xf h2 y69 ff1 fs0 fc0 sc0 ls0 ws0">实时</div><div class="t m0 xf h2 y6a ff1 fs0 fc0 sc0 ls0 ws0">时钟</div><div class="t m0 xf h2 y6b ff1 fs0 fc0 sc0 ls0 ws0">寄存</div><div class="t m0 x43 h2 y6c ff1 fs0 fc0 sc0 ls0 ws0">器</div><div class="t m0 x3d h2 y68 ff1 fs0 fc0 sc0 ls0 ws0">秒<span class="_ _6a"> </span>0<span class="_ _1b"> </span>S40<span class="_ _36"> </span>S20<span class="_ _36"> </span>S10<span class="_ _6b"> </span>S8<span class="_ _69"> </span>S4<span class="_ _69"> </span>S2<span class="_ _69"> </span>S1<span class="_ _6c"> </span>0-59<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y6d ff1 fs0 fc0 sc0 ls0 ws0">01H<span class="_ _6e"> </span>分钟<span class="_ _6f"> </span>0<span class="_ _70"> </span>MN40<span class="_ _71"> </span>MN20<span class="_ _71"> </span>MN10<span class="_ _72"> </span>MN8<span class="_ _36"> </span>MN4<span class="_ _36"> </span>MN<span class="_ _73"> </span>2<span class="_ _74"> </span>MN1<span class="_ _6a"> </span>0-59<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y6e ff1 fs0 fc0 sc0 ls0 ws0">02H</div><div class="t m0 x44 h2 y6f ff1 fs0 fc0 sc0 ls0 ws0">小时<span class="_ _75"> </span>12_/24<span class="_ _76"> </span>0</div><div class="t m0 x45 h2 y6e ff1 fs0 fc0 sc0 ls0 ws0">H20</div><div class="t m0 x46 h2 y70 ff1 fs0 fc0 sc0 ls0 ws0">P/A<span class="_ _5"> </span>_</div><div class="t m0 x2e h2 y6f ff1 fs0 fc0 sc0 ls0 ws0">H10<span class="_ _6b"> </span>H8<span class="_ _69"> </span>H4<span class="_ _69"> </span>H2<span class="_ _69"> </span>H1<span class="_ _6c"> </span>0-23<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y6b ff1 fs0 fc0 sc0 ls0 ws0">03H<span class="_ _6e"> </span>星期<span class="_ _6f"> </span>0<span class="_ _77"> </span>0<span class="_ _77"> </span>0<span class="_ _77"> </span>0<span class="_ _77"> </span>0<span class="_ _78"> </span>W4<span class="_ _69"> </span>W2<span class="_ _69"> </span>W1<span class="_ _79"> </span>0-6<span class="_ _30"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y71 ff1 fs0 fc0 sc0 ls0 ws0">04H<span class="_ _10"> </span>日<span class="_ _6a"> </span>0<span class="_ _77"> </span>0<span class="_ _1b"> </span>D20<span class="_ _36"> </span>D10<span class="_ _6b"> </span>D8<span class="_ _69"> </span>D4<span class="_ _69"> </span>D2<span class="_ _69"> </span>D1<span class="_ _6c"> </span>1-31<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y72 ff1 fs0 fc0 sc0 ls0 ws0">05H<span class="_ _10"> </span>月<span class="_ _6a"> </span>0<span class="_ _77"> </span>0<span class="_ _77"> </span>0<span class="_ _70"> </span>MO10<span class="_ _72"> </span>MO8<span class="_ _36"> </span>MO4<span class="_ _36"> </span>MO2<span class="_ _36"> </span>MO1<span class="_ _6a"> </span>1-12<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y73 ff1 fs0 fc0 sc0 ls0 ws0">06H<span class="_ _10"> </span>年<span class="_ _79"> </span>Y80<span class="_ _36"> </span>Y40<span class="_ _36"> </span>Y20<span class="_ _36"> </span>Y10<span class="_ _6b"> </span>Y8<span class="_ _69"> </span>Y4<span class="_ _69"> </span>Y2<span class="_ _69"> </span>Y1<span class="_ _6c"> </span>0-99<span class="_ _6d"> </span>XXXX<span class="_ _f"> </span>-<span class="_ _2"> </span>XXXX</div><div class="t m0 x4 h2 y74 ff1 fs0 fc0 sc0 ls0 ws0">07H</div><div class="t m0 xf h2 y75 ff1 fs0 fc0 sc0 ls0 ws0">时间</div><div class="t m0 xf h2 y76 ff1 fs0 fc0 sc0 ls0 ws0">报警</div><div class="t m0 xf h2 y77 ff1 fs0 fc0 sc0 ls0 ws0">寄存</div><div class="t m0 x43 h2 y78 ff1 fs0 fc0 sc0 ls0 ws0">器</div><div class="t m0 x47 h2 y74 ff1 fs0 fc0 sc0 ls0 ws0">秒<span class="_ _73"> </span>报<span class="_ _1e"> </span>警<span class="_ _7a"> </span>0<span class="_ _70"> </span>AS40<span class="_ _71"> </span>AS20<span class="_ _71"> </span>AS10<span class="_ _72"> </span>AS8<span class="_ _36"> </span>AS4<span class="_ _36"> </span>AS2<span class="_ _36"> </span>AS1<span class="_ _6a"> </span>0-59<span class="_ _6d"> </span>0000-0<span class="_ _3"></span>000</div><div class="t m0 x4 h2 y79 ff1 fs0 fc0 sc0 ls0 ws0">08H<span class="_ _28"> </span>分钟<span class="_ _f"> </span>报<span class="_ _73"> </span>警<span class="_ _45"> </span>0<span class="_ _74"> </span>AMN40<span class="_ _7b"> </span>AMN20<span class="_ _29"> </span>AMN10<span class="_ _7c"> </span>AMN8<span class="_ _6d"> </span>AMN4<span class="_ _71"> </span>AMN2<span class="_ _71"> </span>AMN1<span class="_ _7d"> </span>0-59<span class="_ _6d"> </span>0000-0000</div><div class="t m0 x4 h2 y7a ff1 fs0 fc0 sc0 ls0 ws0">09H</div><div class="t m0 x3c h2 y7b ff1 fs0 fc0 sc0 ls0 ws0">小时<span class="_ _f"> </span>报<span class="_ _73"> </span>警<span class="_ _15"> </span>0<span class="_ _77"> </span>0</div><div class="t m0 x46 h2 y7a ff1 fs0 fc0 sc0 ls0 ws0">AH20</div><div class="t m0 x48 h2 y7c ff1 fs0 fc0 sc0 ls0 ws0">AP/A_</div><div class="t m0 x49 h2 y7b ff1 fs0 fc0 sc0 ls0 ws0">AH10<span class="_ _72"> </span>AH8<span class="_ _36"> </span>AH4<span class="_ _36"> </span>AH2<span class="_ _36"> </span>AH1<span class="_ _6a"> </span>0-23<span class="_ _6d"> </span>0000-0000</div><div class="t m0 x4 h2 y7d ff1 fs0 fc0 sc0 ls0 ws0">0AH<span class="_ _28"> </span>星期<span class="_ _f"> </span>报<span class="_ _73"> </span>警<span class="_ _45"> </span>0<span class="_ _1b"> </span>AW6<span class="_ _36"> </span>AW5<span class="_ _36"> </span>AW4<span class="_ _36"> </span>AW3<span class="_ _36"> </span>AW<span class="_ _73"> </span>2<span class="_ _74"> </span>AW<span class="_ _73"> </span>1<span class="_ _74"> </span>AW<span class="_ _1e"> </span>0<span class="_ _55"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y7e ff1 fs0 fc0 sc0 ls0 ws0">0BH<span class="_ _7e"> </span>日<span class="_ _73"> </span>报<span class="_ _1e"> </span>警<span class="_ _7a"> </span>0<span class="_ _77"> </span>0<span class="_ _70"> </span>AD20<span class="_ _71"> </span>AD10<span class="_ _72"> </span>AD8<span class="_ _36"> </span>AD4<span class="_ _36"> </span>AD2<span class="_ _36"> </span>AD1<span class="_ _6a"> </span>1-31<span class="_ _6d"> </span>0000-0000</div><div class="t m0 x4 h2 y7f ff1 fs0 fc0 sc0 ls0 ws0">0CH<span class="_ _7e"> </span>月<span class="_ _73"> </span>报<span class="_ _1e"> </span>警<span class="_ _7a"> </span>0<span class="_ _77"> </span>0<span class="_ _77"> </span>0<span class="_ _74"> </span>AMO10<span class="_ _17"> </span>AMO8<span class="_ _71"> </span>AMO4<span class="_ _71"> </span>AMO2<span class="_ _6d"> </span>AMO1<span class="_ _7d"> </span>1-12<span class="_ _6d"> </span>0000-0000</div><div class="t m0 x4 h2 y80 ff1 fs0 fc0 sc0 ls0 ws0">0DH<span class="_ _7e"> </span>年<span class="_ _73"> </span>报<span class="_ _1e"> </span>警<span class="_ _45"> </span>A<span class="_ _2"> </span>Y7<span class="_ _77"> </span>A<span class="_ _2"> </span>Y6<span class="_ _77"> </span>A<span class="_ _2"> </span>Y5<span class="_ _77"> </span>A<span class="_ _2"> </span>Y4<span class="_ _77"> </span>A<span class="_ _2"> </span>Y3<span class="_ _77"> </span>A<span class="_ _2"> </span>Y2<span class="_ _77"> </span>A<span class="_ _2"> </span>Y1<span class="_ _77"> </span>A<span class="_ _2"> </span>Y0<span class="_ _7a"> </span>0-99<span class="_ _6d"> </span>0000-0000</div><div class="t m0 x4 h2 y81 ff1 fs0 fc0 sc0 ls0 ws0">0EH<span class="_ _28"> </span>报警允许<span class="_ _7f"> </span>0<span class="_ _1b"> </span>EAY<span class="_ _80"> </span>EAMO<span class="_ _72"> </span>EAD<span class="_ _36"> </span>EAW<span class="_ _36"> </span>EAH<span class="_ _80"> </span>EAMN<span class="_ _72"> </span>EAS<span class="_ _75"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y82 ff1 fs0 fc0 sc0 ls0 ws0">0FH</div><div class="t m0 xf h2 y83 ff1 fs0 fc0 sc0 ls0 ws0">控制</div><div class="t m0 xf h2 y84 ff1 fs0 fc0 sc0 ls0 ws0">寄存</div><div class="t m0 x43 h2 y85 ff1 fs0 fc0 sc0 ls0 ws0">器</div><div class="t m0 x44 h2 y82 ff1 fs0 fc0 sc0 ls0 ws0">CTR1<span class="_ _81"> </span>WRTC3<span class="_ _82"> </span>0<span class="_ _74"> </span>INTAF<span class="_ _29"> </span>INTDF<span class="_ _82"> </span>0<span class="_ _74"> </span>WRTC2<span class="_ _82"> </span>0<span class="_ _70"> </span>RTCF<span class="_ _83"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y86 ff1 fs0 fc0 sc0 ls0 ws0">10H<span class="_ _6e"> </span>CTR2<span class="_ _81"> </span>WRTC1<span class="_ _58"> </span>IM<span class="_ _78"> </span>INTS1<span class="_ _7b"> </span>INTS0<span class="_ _29"> </span>FOBAT<span class="_ _7b"> </span>INTDE<span class="_ _29"> </span>INTAE<span class="_ _7b"> </span>INTFE<span class="_ _28"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y87 ff1 fs0 fc0 sc0 ls0 ws0">11H<span class="_ _6e"> </span>CTR3<span class="_ _7d"> </span>ARST<span class="_ _17"> </span>0<span class="_ _70"> </span>TDS1<span class="_ _71"> </span>TDS0<span class="_ _72"> </span>FS3<span class="_ _36"> </span>FS2<span class="_ _36"> </span>FS1<span class="_ _36"> </span>FS0<span class="_ _75"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y88 ff1 fs0 fc0 sc0 ls0 ws0">12H<span class="_ _28"> </span>时间调整<span class="_ _7f"> </span>0<span class="_ _78"> </span>F6<span class="_ _69"> </span>F5<span class="_ _69"> </span>F4<span class="_ _69"> </span>F3<span class="_ _69"> </span>F2<span class="_ _69"> </span>F1<span class="_ _69"> </span>F0<span class="_ _79"> </span>N/A<span class="_ _30"> </span>0000-0000</div><div class="t m0 x4 h2 y89 ff1 fs0 fc0 sc0 ls0 ws0">13H</div><div class="t m0 x3c h2 y8a ff1 fs0 fc0 sc0 ls0 ws0">倒计时定</div><div class="t m0 x44 h2 y8b ff1 fs0 fc0 sc0 ls0 ws0">时器</div><div class="t m0 x4a h2 y89 ff1 fs0 fc0 sc0 ls0 ws0">TD7<span class="_ _36"> </span>TD6<span class="_ _36"> </span>TD5<span class="_ _36"> </span>TD4<span class="_ _36"> </span>TD3<span class="_ _84"> </span>TD2<span class="_ _84"> </span>TD1<span class="_ _36"> </span>TD0<span class="_ _85"> </span>0-255<span class="_ _17"> </span>0000-0000</div><div class="t m0 x4 h2 y8c ff1 fs0 fc0 sc0 ls0 ws0">14~</div><div class="t m0 x4 h2 y8d ff1 fs0 fc0 sc0 ls0 ws0">1FH</div><div class="t m0 x4b h2 y8c ff1 fs0 fc0 sc0 ls0 ws0">通<span class="_ _73"> </span>用</div><div class="t m0 x4c h2 y8d ff1 fs0 fc0 sc0 ls0 ws0">RAM</div><div class="t m0 x27 h2 y8e ff1 fs0 fc0 sc0 ls0 ws0">(12B<span class="_ _f"> </span>ytes)<span class="_ _81"> </span>BIT7<span class="_ _6d"> </span>BIT6<span class="_ _71"> </span>BIT5<span class="_ _71"> </span>BIT4<span class="_ _71"> </span>BIT3<span class="_ _6d"> </span>BIT2<span class="_ _71"> </span>BIT1<span class="_ _71"> </span>BIT0<span class="_ _86"> </span>N/A<span class="_ _30"> </span>XXXX-XXXX</div><div class="t m0 x27 hc y8f ff7 fs1 fc0 sc0 ls0 ws0">5.2</div><div class="t m0 x27 hc y90 ff7 fs1 fc0 sc0 ls0 ws0">5.2</div><div class="t m0 x27 hc y91 ff7 fs1 fc0 sc0 ls0 ws0">5.2</div><div class="t m0 x27 hc y8f ff7 fs1 fc0 sc0 ls0 ws0">5.2</div><div class="t m0 x3a hd y92 ff3 fs1 fc0 sc0 ls0 ws0">实时</div><div class="t m0 x3a hd y93 ff3 fs1 fc0 sc0 ls0 ws0">实时</div><div class="t m0 x3a hd y94 ff3 fs1 fc0 sc0 ls0 ws0">实时</div><div class="t m0 x3a hd y92 ff3 fs1 fc0 sc0 ls0 ws0">实时<span class="_ _61"> </span>时钟</div><div class="t m0 x20 hd y93 ff3 fs1 fc0 sc0 ls0 ws0">时钟</div><div class="t m0 x20 hd y94 ff3 fs1 fc0 sc0 ls0 ws0">时钟</div><div class="t m0 x20 hd y92 ff3 fs1 fc0 sc0 ls0 ws0">时钟<span class="_ _61"> </span>数据寄存器</div><div class="t m0 x4d hd y93 ff3 fs1 fc0 sc0 ls0 ws0">数据寄存器</div><div class="t m0 x4d hd y94 ff3 fs1 fc0 sc0 ls0 ws0">数据寄存器</div><div class="t m0 x4d hd y92 ff3 fs1 fc0 sc0 ls0 ws0">数据寄存器</div><div class="t m0 x10 h3 y8f ff2 fs1 fc0 sc0 ls0 ws0">(00H~06H)</div><div class="t m0 x20 h9 y95 ff5 fs1 fc0 sc0 ls0 ws0">实时<span class="_ _1b"> </span>时钟<span class="_ _1b"> </span>数据寄存器是</div><div class="t m0 x32 h3 y96 ff2 fs1 fc0 sc0 ls0 ws0">7</div><div class="t m0 x9 h9 y95 ff5 fs1 fc0 sc0 ls0 ws0">字节<span class="_ _1b"> </span>的存储器<span class="_ _27"> </span>，<span class="_ _87"> </span>它以</div><div class="t m0 x2a h3 y96 ff2 fs1 fc0 sc0 ls0 ws0">BCD</div><div class="t m0 x4e h9 y95 ff5 fs1 fc0 sc0 ls0 ws0">码方式存贮包括年<span class="_ _19"> </span>、<span class="_ _87"> </span>月<span class="_ _20"> </span>、<span class="_ _87"> </span>日<span class="_ _20"> </span>、<span class="_ _87"> </span>星期<span class="_ _1b"> </span>、<span class="_ _87"> </span>时<span class="_ _20"> </span>、<span class="_ _87"> </span>分</div><div class="t m1 x4f h9 y95 ff5 fs1 fc0 sc0 ls0 ws0">、</div><div class="t m0 x50 h9 y97 ff5 fs1 fc0 sc0 ls0 ws0">秒的数据。</div><div class="t m0 x51 h9 y98 ff5 fs1 fc0 sc1 ls0 ws0">年数<span class="_ _57"></span>据</div><div class="t m0 x52 hc y99 ff7 fs1 fc0 sc0 ls0 ws0">[06H</div><div class="t m0 x52 hc y9a ff7 fs1 fc0 sc0 ls0 ws0">[06H</div><div class="t m0 x52 hc y9b ff7 fs1 fc0 sc0 ls0 ws0">[06H</div><div class="t m0 x52 hc y99 ff7 fs1 fc0 sc0 ls0 ws0">[06H</div><div class="t m0 x53 h9 y98 ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x54 hc y99 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x54 hc y9a ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x54 hc y9b ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x54 hc y99 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x23 h9 y98 ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x55 h3 y99 ff2 fs1 fc0 sc0 ls0 ws0">00~99</div><div class="t m0 x31 h9 y98 ff5 fs1 fc0 sc0 ls0 ws0">）<span class="_ _2f"> </span>：设置<span class="_ _29"> </span>千年（</div><div class="t m0 x56 h3 y99 ff2 fs1 fc0 sc0 ls0 ws0">20XX</div><div class="t m0 x57 h9 y98 ff5 fs1 fc0 sc0 ls0 ws0">）的<span class="_ _61"> </span>后两位<span class="_ _3"></span>数字（</div><div class="t m0 x58 h3 y99 ff2 fs1 fc0 sc0 ls0 ws0">00~99</div><div class="t m0 x59 h9 y98 ff5 fs1 fc0 sc0 ls0 ws0">）<span class="_ _2f"> </span>，通过自<span class="_ _3"></span>动日历<span class="_ _3"></span>功能计<span class="_ _88"> </span>至</div><div class="t m0 x5a h3 y9c ff2 fs1 fc0 sc0 ls0 ws0">2099</div><div class="t m0 x49 h9 y9d ff5 fs1 fc0 sc0 ls0 ws0">年<span class="_ _20"> </span>。<span class="_ _2f"> </span>（注意</div><div class="t m0 x5b h3 y9c ff2 fs1 fc0 sc0 ls0 ws0">:<span class="_ _2"> </span>2000</div><div class="t m0 x5c h9 y9d ff5 fs1 fc0 sc0 ls0 ws0">年为闰年）</div><div class="t m0 x5d h9 y9e ff5 fs1 fc0 sc1 ls0 ws0">月数据</div><div class="t m0 x5e hc y9f ff7 fs1 fc0 sc0 ls0 ws0">[05H</div><div class="t m0 x5e hc ya0 ff7 fs1 fc0 sc0 ls0 ws0">[05H</div><div class="t m0 x5e hc ya1 ff7 fs1 fc0 sc0 ls0 ws0">[05H</div><div class="t m0 x5e hc y9f ff7 fs1 fc0 sc0 ls0 ws0">[05H</div><div class="t m0 x37 h9 y9e ff5 fs1 fc0 sc1 ls0 ws0">地址<span class="_ _1b"> </span><span class="sc0">（</span></div><div class="t m0 x5f h3 y9f ff2 fs1 fc0 sc0 ls0 ws0">01~12</div><div class="t m0 x60 h9 y9e ff5 fs1 fc0 sc0 ls0 ws0">）</div><div class="t m0 x61 hc y9f ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x61 hc ya0 ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x61 hc ya1 ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x61 hc y9f ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x9 h9 y9e ff5 fs1 fc0 sc0 ls0 ws0">每月包含<span class="_ _27"> </span>的<span class="_ _20"> </span>天数通过自动日历功能来更改。</div><div class="t m0 x62 h3 ya2 ff2 fs1 fc0 sc0 ls0 ws0">1,3,5,7,8,10,12:<span class="_ _89"> </span>1~31</div><div class="t m0 x63 h3 ya3 ff2 fs1 fc0 sc0 ls0 ws0">4,6,9,11:<span class="_ _8a"> </span>1~30</div><div class="t m0 x63 h3 ya4 ff2 fs1 fc0 sc0 ls0 ws0">2(</div><div class="t m0 x64 h9 ya5 ff5 fs1 fc0 sc0 ls0 ws0">闰年</div><div class="t m0 x65 h3 ya4 ff2 fs1 fc0 sc0 ls0 ws0">):<span class="_ _8"> </span>1~29</div><div class="t m0 x63 h3 ya6 ff2 fs1 fc0 sc0 ls0 ws0">2(</div><div class="t m0 x64 h9 ya7 ff5 fs1 fc0 sc0 ls0 ws0">普通</div><div class="t m0 x65 h3 ya6 ff2 fs1 fc0 sc0 ls0 ws0">)<span class="_ _54"> </span>:<span class="_ _8b"> </span>1~28</div><div class="t m0 x5d h9 ya8 ff5 fs1 fc0 sc1 ls0 ws0">日数据</div><div class="t m0 x5e hc ya9 ff7 fs1 fc0 sc0 ls0 ws0">[04H</div><div class="t m0 x5e hc yaa ff7 fs1 fc0 sc0 ls0 ws0">[04H</div><div class="t m0 x5e hc yab ff7 fs1 fc0 sc0 ls0 ws0">[04H</div><div class="t m0 x5e hc ya9 ff7 fs1 fc0 sc0 ls0 ws0">[04H</div><div class="t m0 x66 h9 ya8 ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x67 hc ya9 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc yaa ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc yab ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc ya9 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x68 h9 ya8 ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x10 h3 ya9 ff2 fs1 fc0 sc0 ls0 ws0">01~31</div><div class="t m0 x46 h9 ya8 ff5 fs1 fc0 sc0 ls0 ws0">）</div><div class="t m0 x5d h9 yac ff5 fs1 fc0 sc1 ls0 ws0">星期数据</div><div class="t m0 x21 hc yad ff7 fs1 fc0 sc0 ls0 ws0">[03H</div><div class="t m0 x21 hc yae ff7 fs1 fc0 sc0 ls0 ws0">[03H</div><div class="t m0 x21 hc yaf ff7 fs1 fc0 sc0 ls0 ws0">[03H</div><div class="t m0 x21 hc yad ff7 fs1 fc0 sc0 ls0 ws0">[03H</div><div class="t m0 x69 h9 yac ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x5f hc yad ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yae ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yaf ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yad ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x10 h9 yac ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x29 h3 yad ff2 fs1 fc0 sc0 ls0 ws0">00~06</div><div class="t m0 x6a h9 yac ff5 fs1 fc0 sc0 ls0 ws0">）<span class="_ _2f"> </span>：七进制计数器</div><div class="t m0 x5b h3 yad ff2 fs1 fc0 sc0 ls0 ws0">,00</div><div class="t m0 x6b h9 yac ff5 fs1 fc0 sc0 ls0 ws0">对应星期天</div><div class="t m0 x6c h3 yad ff2 fs1 fc0 sc0 ls0 ws0">,01</div><div class="t m0 x6d h9 yac ff5 fs1 fc0 sc0 ls0 ws0">对应星期一</div><div class="t m0 x6e h3 yad ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x6f h9 yac ff5 fs1 fc0 sc0 ls0 ws0">依次类推</div><div class="t m0 x34 h3 yad ff2 fs1 fc0 sc0 ls0 ws0">.</div><div class="t m0 x5d h9 yb0 ff5 fs1 fc0 sc1 ls0 ws0">小时数据</div><div class="t m0 x21 hc yb1 ff7 fs1 fc0 sc0 ls0 ws0">[02H</div><div class="t m0 x21 hc yb2 ff7 fs1 fc0 sc0 ls0 ws0">[02H</div><div class="t m0 x21 hc yb3 ff7 fs1 fc0 sc0 ls0 ws0">[02H</div><div class="t m0 x21 hc yb1 ff7 fs1 fc0 sc0 ls0 ws0">[02H</div><div class="t m0 x69 h9 yb0 ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x5f hc yb1 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yb2 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yb3 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x5f hc yb1 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x10 h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x29 h3 yb1 ff2 fs1 fc0 sc0 ls0 ws0">00~23</div><div class="t m0 x70 h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">或</div><div class="t m0 x71 h3 yb1 ff2 fs1 fc0 sc0 ls0 ws0">00~11</div><div class="t m0 x2f h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">）<span class="_ _2f"> </span>：小时的最高位</div><div class="t m0 x72 h3 yb1 ff2 fs1 fc0 sc0 ls0 ws0">12_/24</div><div class="t m0 x73 h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">是</div><div class="t m0 x2c h3 yb1 ff2 fs1 fc0 sc0 ls0 ws0">12</div><div class="t m0 x74 h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">或</div><div class="t m0 x75 h3 yb1 ff2 fs1 fc0 sc0 ls0 ws0">24</div><div class="t m0 x76 h9 yb0 ff5 fs1 fc0 sc0 ls0 ws0">小时制选择位<span class="_ _22"> </span>。</div><div class="t m0 x77 h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">当</div><div class="t m0 x78 h3 yb5 ff2 fs1 fc0 sc0 ls0 ws0">12_/24=1</div><div class="t m0 x79 h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">时</div><div class="t m0 xb h3 yb5 ff2 fs1 fc0 sc0 ls0 ws0">,<span class="_ _53"> </span>2<span class="_ _12"> </span>4</div><div class="t m0 x7a h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">小时制</div><div class="t m0 x2c h3 yb5 ff2 fs1 fc0 sc0 ls0 ws0">;</div><div class="t m0 x2d h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">当</div><div class="t m0 x7b h3 yb5 ff2 fs1 fc0 sc0 ls0 ws0">12_/24=0</div><div class="t m0 x7c h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">时</div><div class="t m0 x7d h3 yb5 ff2 fs1 fc0 sc0 ls0 ws0">,<span class="_ _4d"> </span>12</div><div class="t m0 x7e h9 yb4 ff5 fs1 fc0 sc0 ls0 ws0">小时制。</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62677eb34f8811599eed84ba/bg4.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">SD2403AP<span class="_ _0"> </span>I<span class="_ _1"> </span>I<span class="_ _2"> </span>C<span class="_ _1"> </span>串行接口的实<span class="_ _3"></span>时时钟<span class="_ _4"> </span>IC<span class="_ _5"> </span><span class="ff2">V1.<span class="_ _6"> </span>5</span></div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc0 ls0 ws0">4</div><div class="t m0 x62 h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">12</div><div class="t m0 x2 h9 yb7 ff5 fs1 fc0 sc0 ls0 ws0">小时制时</div><div class="t m0 x7f h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">,H20</div><div class="t m0 x80 h9 yb7 ff5 fs1 fc0 sc0 ls0 ws0">为</div><div class="t m0 x2a h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">AM/PM</div><div class="t m0 x81 h9 yb7 ff5 fs1 fc0 sc0 ls0 ws0">指示位</div><div class="t m0 x82 h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">,H20=0</div><div class="t m0 x83 h9 yb7 ff5 fs1 fc0 sc0 ls0 ws0">为</div><div class="t m0 x84 h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">AM,<span class="_ _8c"> </span>H20=1</div><div class="t m0 x85 h9 yb7 ff5 fs1 fc0 sc0 ls0 ws0">为</div><div class="t m0 x86 h3 yb6 ff2 fs1 fc0 sc0 ls0 ws0">P<span class="_ _5e"> </span>M,</div><div class="t m0 x62 h9 y60 ff5 fs1 fc0 sc0 ls0 ws0">见下表</div><div class="t m0 x63 h3 y5d ff2 fs1 fc0 sc0 ls0 ws0">:<span class="_"> </span>(</div><div class="t m0 x87 h9 y60 ff5 fs1 fc0 sc0 ls0 ws0">位</div><div class="t m0 x88 h3 y5d ff2 fs1 fc0 sc0 ls0 ws0">H20H10H8H4H2H1)</div><div class="t m0 x5d h9 yb8 ff5 fs1 fc0 sc1 ls0 ws0">注意</div><div class="t m0 x89 hc yb9 ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x89 hc yba ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x89 hc ybb ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x89 hc yb9 ff7 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x8a h9 yb8 ff5 fs1 fc0 sc1 ls0 ws0">当<span class="_ _20"> </span><span class="sc0">读取小时数据时</span></div><div class="t m0 x60 h3 yb9 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x8b h9 yb8 ff5 fs1 fc0 sc0 ls0 ws0">要屏蔽掉小时的最高<span class="_ _3a"> </span>位</div><div class="t m0 x6b h3 yb9 ff2 fs1 fc0 sc0 ls0 ws0">12_/24,</div><div class="t m0 x4e h9 yb8 ff5 fs1 fc0 sc0 ls0 ws0">否则<span class="_ _1b"> </span>在</div><div class="t m0 x8c h3 yb9 ff2 fs1 fc0 sc0 ls0 ws0">2<span class="_ _12"> </span>4</div><div class="t m0 x58 h9 yb8 ff5 fs1 fc0 sc0 ls0 ws0">小时制时会因<span class="_ _22"> </span>为</div><div class="t m0 x33 h3 yb9 ff2 fs1 fc0 sc0 ls0 ws0">12_/24=<span class="_ _58"> </span>1</div><div class="t m0 x8d h9 yb8 ff5 fs1 fc0 sc0 ls0 ws0">而显示</div><div class="t m0 x5e h9 y17 ff5 fs1 fc0 sc0 ls0 ws0">不对</div><div class="t m0 x8e h3 ybc ff2 fs1 fc0 sc0 ls0 ws0">.</div><div class="t m0 x5d h9 y19 ff5 fs1 fc0 sc1 ls0 ws0">分数据</div><div class="t m0 x5e hc ybd ff7 fs1 fc0 sc0 ls0 ws0">[01</div><div class="t m0 x5e hc ybe ff7 fs1 fc0 sc0 ls0 ws0">[01</div><div class="t m0 x5e hc ybf ff7 fs1 fc0 sc0 ls0 ws0">[01</div><div class="t m0 x5e hc ybd ff7 fs1 fc0 sc0 ls0 ws0">[01<span class="_ _8d"> </span>H</div><div class="t m0 x8f hc ybe ff7 fs1 fc0 sc0 ls0 ws0">H</div><div class="t m0 x8f hc ybf ff7 fs1 fc0 sc0 ls0 ws0">H</div><div class="t m0 x8f hc ybd ff7 fs1 fc0 sc0 ls0 ws0">H</div><div class="t m0 x66 h9 y19 ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x67 hc ybd ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc ybe ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc ybf ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc ybd ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x68 h9 y19 ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x10 h3 ybd ff2 fs1 fc0 sc0 ls0 ws0">00~59</div><div class="t m0 x46 h9 y19 ff5 fs1 fc0 sc0 ls0 ws0">）</div><div class="t m0 x5d h9 y1a ff5 fs1 fc0 sc1 ls0 ws0">秒数据</div><div class="t m0 x5e hc yc0 ff7 fs1 fc0 sc0 ls0 ws0">[00H</div><div class="t m0 x5e hc yc1 ff7 fs1 fc0 sc0 ls0 ws0">[00H</div><div class="t m0 x5e hc yc2 ff7 fs1 fc0 sc0 ls0 ws0">[00H</div><div class="t m0 x5e hc yc0 ff7 fs1 fc0 sc0 ls0 ws0">[00H</div><div class="t m0 x66 h9 y1a ff5 fs1 fc0 sc1 ls0 ws0">地址</div><div class="t m0 x67 hc yc0 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc yc1 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc yc2 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x67 hc yc0 ff7 fs1 fc0 sc0 ls0 ws0">]</div><div class="t m0 x68 h9 y1a ff5 fs1 fc0 sc0 ls0 ws0">（</div><div class="t m0 x10 h3 yc0 ff2 fs1 fc0 sc0 ls0 ws0">00~59</div><div class="t m0 x46 h9 y1a ff5 fs1 fc0 sc0 ls0 ws0">）</div><div class="t m0 x5d h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">例如</div><div class="t m0 x89 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x90 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">设时间为</div><div class="t m0 x91 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">2006</div><div class="t m0 x92 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">年</div><div class="t m0 x93 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">12</div><div class="t m0 x45 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">月</div><div class="t m0 x94 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">2<span class="_ _12"> </span>0</div><div class="t m0 x95 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">日星期三</div><div class="t m0 x56 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">18</div><div class="t m0 x96 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">点</div><div class="t m0 x57 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">19</div><div class="t m0 x2a h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">分</div><div class="t m0 x14 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">20</div><div class="t m0 xc h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">秒</div><div class="t m0 x97 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">(24</div><div class="t m0 x73 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">小时制</div><div class="t m0 x98 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">),</div><div class="t m0 x75 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">则寄存器</div><div class="t m0 x99 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">00</div><div class="t m0 x33 h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">～</div><div class="t m0 x34 h3 yc3 ff2 fs1 fc0 sc0 ls0 ws0">07H</div><div class="t m0 x9a h9 y1b ff5 fs1 fc0 sc0 ls0 ws0">的赋值应</div><div class="t m0 x89 h9 y1c ff5 fs1 fc0 sc0 ls0 ws0">分别为</div><div class="t m0 x37 h3 yc4 ff2 fs1 fc0 sc0 ls0 ws0">20<span class="_ _20"> </span>h</div><div class="t m0 x9b h6 y1c ff4 fs1 fc0 sc0 ls0 ws0">、<span class="_ _87"> </span>19<span class="_ _20"> </span>h<span class="_ _12"> </span>、<span class="_ _3b"> </span>98<span class="_ _20"> </span>h<span class="_ _12"> </span>、<span class="_ _3b"> </span>03h<span class="_ _32"> </span>、<span class="_ _87"> </span>20<span class="_ _20"> </span>h<span class="_ _1"> </span>、<span class="_ _87"> </span>12<span class="_ _20"> </span>h<span class="_ _12"> </span>、</div><div class="t m0 x9c h3 yc4 ff2 fs1 fc0 sc0 ls0 ws0">06h</div><div class="t m0 x9d h9 y1c ff5 fs1 fc0 sc0 ls0 ws0">。<span class="_ _87"> </span>要特别注意此处小时位的赋值</div><div class="t m0 x9e h3 yc4 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x9f h9 y1c ff5 fs1 fc0 sc0 ls0 ws0">因为是</div><div class="t m0 xa0 h3 yc4 ff2 fs1 fc0 sc0 ls0 ws0">24</div><div class="t m0 x8d h9 y1c ff5 fs1 fc0 sc0 ls0 ws0">小时制</div><div class="t m0 x89 h9 y1d ff5 fs1 fc0 sc0 ls0 ws0">式</div><div class="t m0 x5e h3 yc5 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xa1 h9 y1d ff5 fs1 fc0 sc0 ls0 ws0">小时的</div><div class="t m0 xa2 h3 yc5 ff2 fs1 fc0 sc0 ls0 ws0">12_/24</div><div class="t m0 x13 h9 y1d ff5 fs1 fc0 sc0 ls0 ws0">位</div><div class="t m0 xa3 h3 yc5 ff2 fs1 fc0 sc0 ls0 ws0">=1<span class="_ _8e"> </span>,</div><div class="t m0 x61 h9 y1d ff5 fs1 fc0 sc0 ls0 ws0">所以小时的赋值为</div><div class="t m0 xa4 h3 yc5 ff2 fs1 fc0 sc0 ls0 ws0">98h(<span class="_ _8f"> </span>1001<span class="_ _15"> </span>1000B<span class="_ _85"> </span>)</div><div class="t m0 xa5 h9 y1d ff5 fs1 fc0 sc0 ls0 ws0">。</div><div class="t m0 x20 h9 y1e ff5 fs1 fc0 sc0 ls0 ws0">注</div><div class="t m0 x8a h3 yc6 ff2 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x89 h3 yc7 ff2 fs1 fc0 sc0 ls0 ws0">1.</div><div class="t m0 xa1 h9 y1f ff5 fs1 fc0 sc0 ls0 ws0">在上电复位时，芯片内部不对<span class="_ _48"> </span>实时时钟数据寄存器作清零或<span class="_ _48"> </span>置位处理。</div><div class="t m0 x89 h3 yc8 ff2 fs1 fc0 sc0 ls0 ws0">2.</div><div class="t m0 xa1 h9 y20 ff5 fs1 fc0 sc0 ls0 ws0">当写实时时间数据时</div><div class="t m0 x6a h3 yc8 ff2 fs1 fc0 sc0 ls0 ws0">(00H~06H),</div><div class="t m0 xa6 h9 y20 ff5 fs1 fc0 sc0 ls0 ws0">不可以单独对</div><div class="t m0 xa7 h3 yc8 ff2 fs1 fc0 sc0 ls0 ws0">7</div><div class="t m0 xa8 h9 y20 ff5 fs1 fc0 sc0 ls0 ws0">个时间数据中的某一位进行写操作</div><div class="t m0 xa9 h3 yc8 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xaa h9 y20 ff5 fs1 fc0 sc0 ls0 ws0">否则可</div><div class="t m0 x5e h9 y21 ff5 fs1 fc0 sc0 ls0 ws0">能会引起时间数据的错误进位</div><div class="t m0 x63 h3 yc9 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x2f h9 y21 ff5 fs1 fc0 sc0 ls0 ws0">所以要修改其中某一个数据</div><div class="t m0 x2c h3 yc9 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x2d h9 y21 ff5 fs1 fc0 sc0 ls0 ws0">应一次性写入全部</div><div class="t m0 xab h3 yc9 ff2 fs1 fc0 sc0 ls0 ws0">7</div><div class="t m0 x85 h9 y21 ff5 fs1 fc0 sc0 ls0 ws0">个实时时</div><div class="t m0 x5e h9 y22 ff5 fs1 fc0 sc0 ls0 ws0">钟数据</div><div class="t m0 xac h3 yca ff2 fs1 fc0 sc0 ls0 ws0">.</div><div class="t m0 x89 h3 ycb ff2 fs1 fc0 sc0 ls0 ws0">3<span class="_ _12"> </span>.</div><div class="t m0 xa1 h9 y23 ff5 fs1 fc0 sc0 ls0 ws0">当芯片收到读<span class="_ _3"></span>实时<span class="_ _90"> </span>时钟<span class="_ _1b"> </span>数据命令</div><div class="t m0 x3e h3 ycb ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xad h9 y23 ff5 fs1 fc0 sc0 ls0 ws0">则所有<span class="_ _11"> </span>实时<span class="_ _1b"> </span>时钟<span class="_ _61"> </span>数据<span class="_ _1b"> </span>被锁存（时钟走时<span class="_ _3"></span>并不受影响）</div><div class="t m0 xae h3 ycb ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xaf h9 y23 ff5 fs1 fc0 sc0 ls0 ws0">此功</div><div class="t m0 x5e h9 y24 ff5 fs1 fc0 sc0 ls0 ws0">能可以避免时间数据的错读现象。</div><div class="t m0 x44 hd ycc ff2 fs2 fc0 sc0 ls0 ws0">5.3<span class="_ _91"> </span><span class="ff3 fs1">中断</span></div><div class="t m0 xb0 hd ycd ff3 fs1 fc0 sc0 ls0 ws0">中断</div><div class="t m0 xb0 hd yce ff3 fs1 fc0 sc0 ls0 ws0">中断</div><div class="t m0 xb0 h9 ycc ff3 fs1 fc0 sc0 ls0 ws0">中断<span class="_ _61"> </span><span class="ff2">(<span class="_ _54"> </span>08H~13H<span class="_ _92"> </span><span class="ff5">地址<span class="_ _1b"> </span></span>)</span></div><div class="t m0 x89 h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">SD2403AP</div><div class="t m0 xb1 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">有</div><div class="t m0 xb2 h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">3</div><div class="t m0 x92 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">种不同<span class="_ _3"></span>的中断<span class="_ _93"> </span>，它们<span class="_ _3"></span>由<span class="_ _94"> </span>控制<span class="_ _1b"> </span>寄存器</div><div class="t m0 x4e h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">2<span class="_ _12"> </span>(10H)</div><div class="t m0 xa5 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">中的位</div><div class="t m0 xb3 h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">I<span class="_ _54"> </span>NT<span class="_ _95"></span>AE</div><div class="t m0 xb4 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">、</div><div class="t m0 x99 h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">INTFE</div><div class="t m0 xb5 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">、</div><div class="t m0 xa0 h3 ycf ff2 fs1 fc0 sc0 ls0 ws0">INTDE</div><div class="t m0 xb6 h9 y27 ff5 fs1 fc0 sc0 ls0 ws0">位</div><div class="t m0 xb7 h9 y29 ff5 fs1 fc0 sc0 ls0 ws0">来使能</div><div class="t m0 x89 h3 yd0 ff2 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x94 h9 y2b ff5 fs1 fc0 sc0 ls0 ws0">中断允许<span class="_ _27"> </span>位</div><div class="t m0 xad h3 yd1 ff2 fs1 fc0 sc0 ls0 ws0">/</div><div class="t m0 xb8 h9 y2b ff5 fs1 fc0 sc0 ls0 ws0">标志位<span class="_ _11"> </span>列表</div><div class="t m0 xb9 h9 yd2 ff5 fs1 fc0 sc0 ls0 ws0">序</div><div class="t m0 xb9 h9 yd3 ff5 fs1 fc0 sc0 ls0 ws0">号</div><div class="t m0 x37 h9 yd2 ff5 fs1 fc0 sc0 ls0 ws0">中断允许位</div><div class="t m0 x8f h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">(1=</div><div class="t m0 xba h9 yd3 ff5 fs1 fc0 sc0 ls0 ws0">允许</div><div class="t m0 x54 h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">,0=</div><div class="t m0 x55 h9 yd3 ff5 fs1 fc0 sc0 ls0 ws0">禁止</div><div class="t m0 x48 h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">)</div><div class="t m0 xbb h9 yd5 ff5 fs1 fc0 sc0 ls0 ws0">中断<span class="_ _1b"> </span>名</div><div class="t m0 x58 h9 yd2 ff5 fs1 fc0 sc0 ls0 ws0">中断标志位</div><div class="t m0 xbc h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">(1=</div><div class="t m0 xbd h9 yd3 ff5 fs1 fc0 sc0 ls0 ws0">有中断</div><div class="t m0 xbe h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">,0=</div><div class="t m0 x30 h9 yd3 ff5 fs1 fc0 sc0 ls0 ws0">无<span class="_ _20"> </span>中断</div><div class="t m0 x7d h3 yd4 ff2 fs1 fc0 sc0 ls0 ws0">)</div><div class="t m0 x3 h9 yd6 ff2 fs1 fc0 sc0 ls0 ws0">1<span class="_ _6a"> </span>I<span class="_ _96"> </span>NT<span class="_ _95"></span>A<span class="_ _95"></span>E<span class="_ _22"> </span><span class="ff5">报警中断<span class="_ _97"> </span></span>INT<span class="_ _95"></span>A<span class="_ _95"></span>F</div><div class="t m0 x3 h9 yd7 ff2 fs1 fc0 sc0 ls0 ws0">2<span class="_ _6a"> </span>INT<span class="_ _95"></span>FE<span class="_ _98"> </span><span class="ff5">频率中断<span class="_ _68"> </span>无</span></div><div class="t m0 x3 h9 yd8 ff2 fs1 fc0 sc0 ls0 ws0">3<span class="_ _99"> </span>INTDE<span class="_ _9a"> </span><span class="ff5">倒计时<span class="_ _11"> </span>中断<span class="_ _9b"> </span></span>INTDF</div><div class="t m0 xb9 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">当报警中断产生<span class="_ _9c"> </span>时</div><div class="t m0 xbf h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xc0 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">置<span class="_ _20"> </span>中断标志位</div><div class="t m0 xc1 h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">INT<span class="_ _95"></span>A<span class="_ _95"></span>F</div><div class="t m0 x78 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">为</div><div class="t m0 xc2 h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">1;</div><div class="t m0 x80 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">当倒计时<span class="_ _27"> </span>中断产生<span class="_ _2c"> </span>时</div><div class="t m0 xc3 h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xb3 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">置<span class="_ _20"> </span>中断标志位</div><div class="t m0 xc4 h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">INTDF</div><div class="t m0 x8d h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">为</div><div class="t m0 xc5 h3 yd9 ff2 fs1 fc0 sc0 ls0 ws0">1;</div><div class="t m0 xb6 h9 y52 ff5 fs1 fc0 sc0 ls0 ws0">频</div><div class="t m0 xb7 h9 yda ff5 fs1 fc0 sc0 ls0 ws0">率中断<span class="_ _11"> </span>没有标志位</div><div class="t m0 xc6 h3 ydb ff2 fs1 fc0 sc0 ls0 ws0">.</div><div class="t m0 x67 h9 yda ff5 fs1 fc0 sc0 ls0 ws0">标志位被置</div><div class="t m0 x70 h3 ydb ff2 fs1 fc0 sc0 ls0 ws0">1</div><div class="t m0 xc7 h9 yda ff5 fs1 fc0 sc0 ls0 ws0">后</div><div class="t m0 xc8 h3 ydb ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x2 h9 yda ff5 fs1 fc0 sc0 ls0 ws0">需要手动清除</div><div class="t m0 xc9 h3 ydb ff2 fs1 fc0 sc0 ls0 ws0">.</div><div class="t m0 xb9 h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">三种中断都是以</div><div class="t m0 x5f h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">INT</div><div class="t m0 xca h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">脚为输出脚</div><div class="t m0 x49 h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 x63 h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">通过控制<span class="_ _27"> </span>寄存器</div><div class="t m0 x14 h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">2</div><div class="t m0 x72 h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">中的</div><div class="t m0 x6c h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">INTS1</div><div class="t m0 xcb h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">、</div><div class="t m0 xcc h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">INTS0</div><div class="t m0 xcd h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">位<span class="_ _20"> </span>来选择确定</div><div class="t m0 xa9 h3 ydd ff2 fs1 fc0 sc0 ls0 ws0">INT</div><div class="t m0 xaf h9 ydc ff5 fs1 fc0 sc0 ls0 ws0">脚输</div><div class="t m0 xb7 h9 yde ff5 fs1 fc0 sc0 ls0 ws0">出何种中断</div><div class="t m0 x21 h3 ydf ff2 fs1 fc0 sc0 ls0 ws0">:</div><div class="t m0 x94 h3 ye0 ff2 fs1 fc0 sc0 ls0 ws0">INT</div><div class="t m0 x2 h9 ye1 ff5 fs1 fc0 sc0 ls0 ws0">脚中断<span class="_ _11"> </span>输出选通表</div><div class="t m0 xce h9 ye2 ff5 fs1 fc0 sc0 ls0 ws0">序号<span class="_ _5b"> </span><span class="ff2">INTS1<span class="_ _9d"> </span>INTS0<span class="_ _9e"> </span></span>描<span class="_ _32"> </span>述</div><div class="t m0 x90 h3 ye3 ff2 fs1 fc0 sc0 ls0 ws0">0<span class="_ _9f"> </span>0<span class="_ _52"> </span>0</div><div class="t m0 xcf h9 ye4 ff5 fs1 fc0 sc0 ls0 ws0">禁止输出</div><div class="t m0 x15 h3 ye3 ff2 fs1 fc0 sc0 ls0 ws0">,</div><div class="t m0 xd0 h9 ye4 ff5 fs1 fc0 sc0 ls0 ws0">高阻态</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
