DS18B20单总线多点式测温系统(共16页).docx

精选优质文档-倾情为你奉上DS18B20单总线多点式测温系统1(2011-01-15 19:53:40) 标签： 分类： 主文件：#include#includeunsigned int shu=0x30,0x31,0x32,0x33,0x34,0X35,0x36,0x37,0x38,0x39;unsigned long t; void flcd_1602() /当为负温度时，液晶显示可以高位为0屏蔽. init(0x80);write_data(0x4e);/NO init(0x81);write_data(0x4f); init(0x82);write_data(0x80); init(0x85);write_data(0x74);/temperature init(0x86);write_data(0x65); init(0x87);write_data(0x6d); init(0x8