資源簡介
實現功能:按鍵切換5V和15V檔,直流電壓,交流由于時間問題只用程序方法實現,LCD1602顯示。
內含C51源碼,PCB原理圖,仿真圖

代碼片段和文件信息
#include“adc0809.h“
U8?ADC0809_ADDRESS_ALE=0;
void?Adc0809_Delay(U8?time)
{
U8?ij;
for(i=0;i for(j=0;j<110;j++);
}
void?Adc0809_Init(void)
{
if?(ADC0809_ADDRESS_ALE?==?0)
{
ADC0809_ALE?????=?0; //為0
ADC0809_A???????=?0; //選擇通道0?(A=0?B=0?C=0)
ADC0809_B =?0;
ADC0809_C???????=?0;
ADC0809_ALE?????=?1; //上升沿?鎖住ABC地址通道
ADC0809_ADDRESS_ALE=1;
}
ADC0809_START???=?0;????//將START先拉低
ADC0809_OE??????=?0;
Adc0809_Delay(1);
ADC0809_START???=?1; //開始轉換
Adc0809_Delay(1);
ADC0809_START???=?0;
}
U8?Adc0809_Data(void)
{
U8?ADC0809_DATA_NUMBER=0;
Adc0809_Init();
while(!ADC0809_EOC); ?//等待ADC0809轉換結束
ADC0809_OE??????????=?1; //開始讀取數據
ADC0809_DATA_NUMBER?=?ADC0809_DATA_MCU; //將數據保存
return?ADC0809_DATA_NUMBER; //返回數據
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????856??2010-06-26?21:32??ADC0809?數字電壓表\ADC0809\adc0809.c
?????文件????????542??2010-06-26?21:45??ADC0809?數字電壓表\ADC0809\adc0809.h
?????文件?????155239??2010-06-18?13:43??ADC0809?數字電壓表\ADC0809\ADC0809.jpg
?????文件???????2908??2010-06-27?16:44??ADC0809?數字電壓表\ADC0809\Free?Documents.OutJob
?????文件???????1136??2010-06-18?19:35??ADC0809?數字電壓表\ADC0809\lcd1602.c
?????文件????????185??2010-06-26?20:02??ADC0809?數字電壓表\ADC0809\lcd1602.h
?????文件???????1717??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.c
?????文件???????4357??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.hex
?????文件?????????25??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.lnp
?????文件??????17411??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.M51
????.......??????1816??2010-06-27?16:39??ADC0809?數字電壓表\ADC0809\main_Opt.Bak
?????文件????????565??2010-07-29?10:08??ADC0809?數字電壓表\ADC0809\main.plg
?????文件???????2136??2010-06-17?21:24??ADC0809?數字電壓表\ADC0809\main.Uv2
?????文件??????????0??2010-06-17?17:48??ADC0809?數字電壓表\ADC0809\main_Uv2.Bak
?????文件???????6376??2008-09-23?09:16??ADC0809?數字電壓表\ADC0809\STARTUP.A51
?????文件????????162??2010-06-21?08:48??ADC0809?數字電壓表\ADC0809\usr.h
?????文件???????1320??2010-06-27?16:43??ADC0809?數字電壓表\ADC0809\數字電壓表?SCH?ECO?2010-6-27?下午?04-43-32.LOG
?????文件??????63155??2010-06-27?16:44??ADC0809?數字電壓表\ADC0809\數字電壓表.pdf
?????文件??????41478??2010-06-27?16:40??ADC0809?數字電壓表\ADC0809\數字電壓表.SchDocPreview
?????文件???????3759??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.LST
?????文件??????14306??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main.OBJ
?????文件??????12795??2010-07-29?09:46??ADC0809?數字電壓表\ADC0809\main
?????文件??????90134??2010-07-29?10:05??ADC0809?數字電壓表\ADC0809\Last?Loaded?ADC0809.DBK
?????文件??????91276??2010-07-29?10:07??ADC0809?數字電壓表\ADC0809\ADC0809.DSN
?????文件????????742??2010-07-29?10:08??ADC0809?數字電壓表\ADC0809\ADC0809.PWI
?????文件???????1173??2010-07-29?10:08??ADC0809?數字電壓表\ADC0809\main.Opt
?????目錄??????????0??2010-06-27?16:44??ADC0809?數字電壓表\ADC0809
?????目錄??????????0??2010-07-29?08:41??ADC0809?數字電壓表
-----------?---------??----------?-----??----
???????????????515569????????????????????28
............此處省略1個文件信息
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