说明：  1602液晶万年历，汇编。日历时钟:按K1,进入设置状态 按k2,停止闹钟声音；按k3,依次进入闹钟功能是否启用，闹钟时,分秒,年,月,日及时间时,分,秒的设置,直到退出设置状态；按k4,调整是否起用闹钟和调节闹钟时,分,秒,年,月,日,时间的时,分,秒的数字.LCD第二排中间显示小喇叭，表示启用闹钟功能，无则禁止闹钟功能。年代变化2000--2099,星期自动转换。
(1602 LCD calendar compilation. Calendar Clock: K1, enter the set state k2, stop the alarm sound press k3, turn into the alarm function is enabled, the alarm clock, every minute, year, month, day and time, minutes, and seconds setting until exit set state Press k4, adjustments are hired alarm and adjust the alarm clock, minutes, seconds, year, month, day and time when, minutes, seconds digital LCD second row middle small speakers, alarm function is enabled, no prohibit the alarm clock function. Age change in 2000- 2099, the week is automatically converted.)