ADPC

所属分类:单片机开发
开发工具:C/C++
文件大小:102KB
下载次数:101
上传日期:2007-09-05 23:20:31
上 传 者lingminjie
说明:  ATmega16上面的ADC测试,十分适合初学者,还涉及TC定时计数器,LCD的应用三方面,是我的师兄给我让我学习的
(ATmega16 above ADC testing, is very suitable for beginners, but also TC Timing Counter, LCD applications in three areas, is my brother to me, let me learn)

文件列表:
项颖\1.asm (19165, 2007-06-28)
项颖\1.c (3366, 2007-06-28)
项颖\1.cof (1174, 2007-06-28)
项颖\1.cwp (3719, 2007-06-28)
项颖\1.cw~ (3719, 2007-06-27)
项颖\1.c~ (3379, 2007-06-28)
项颖\1.eep (0, 2007-07-23)
项颖\1.hex (893, 2007-06-28)
项颖\1.inc (30, 2007-06-28)
项颖\1.lst (31483, 2007-06-28)
项颖\1.map (259, 2007-06-28)
项颖\1.obj (1440, 2007-06-28)
项颖\1.prj (1416, 2007-07-21)
项颖\1.rom (2015, 2007-06-28)
项颖\1.txt (0, 2007-07-23)
项颖\1.vec (234, 2007-06-28)
项颖\1_cof.aps (2814, 2007-06-28)
项颖\1__.c (3379, 2007-06-28)
项颖\ATmega16上面的ADC测试\sample0.c (5275, 2007-04-27)
项颖\ATmega16上面的ADC测试\sample1.c (5232, 2007-06-11)
项颖\ATmega16上面的ADC测试\测试结果(横坐标万用表).bmp (236278, 2007-04-30)
项颖\ATmega16上面的ADC测试\电压测试.xls (14848, 2007-04-30)
项颖\ATmega16上面的ADC测试 (0, 2007-07-23)
项颖\lcd.asm (20090, 2007-06-27)
项颖\lcd.c (3798, 2007-06-27)
项颖\lcd.cof (1206, 2007-06-27)
项颖\lcd.cwp (3719, 2007-06-25)
项颖\lcd.c~ (3796, 2007-06-27)
项颖\lcd.eep (0, 2007-07-23)
项颖\lcd.hex (950, 2007-06-27)
项颖\lcd.inc (30, 2007-06-27)
项颖\lcd.lst (32833, 2007-06-27)
项颖\lcd.map (261, 2007-06-27)
项颖\lcd.obj (1545, 2007-06-27)
项颖\lcd.prj (1642, 2007-07-04)
项颖\lcd.rom (2158, 2007-06-27)
项颖\lcd.txt (0, 2007-07-23)
项颖\lcd.vec (234, 2007-06-27)
项颖\lcd_cof.aps (2690, 2007-06-27)
... ...

引脚使用了两个通道ADC0和ADC1来测电压,然后在字符LCD上面输出电压值。不知道为什么测得电压跟万用表测得电压有很大的偏差。可能要做什么偏移校正之类。 Sample是对上述问题的修正,但是使用的是人工测量误差然后修改代码的方法,感觉不是很好。不够,在测量效果上,ADC0的误差(假设万用表测得的是真实值)达到了0.01V左右的水平,而ADC1达到了0.05V左右。但是缺点也很明显,这样使得单片机能够测得的最大电压就被压低了。

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