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#include #define uchar unsigned char #define uint unsigned int sbIT key1=P1^0; sbIT key2=P1^1; void delay(uint

13 1602液晶显示的DS1302实时时钟 /*************** wrITer:shopping.w ******************/ #include #include #include

请问个请问个MulITSim13 软件,8051单片机输出电平怎么不是恒压的呢,电阻要100K才有4.5V, 接20K电阻就只有3.3V了,怎么设置?求解, 接20K电阻就只有3.3V了,怎么设置?求解

下面程序用T1可以用,改成T0就用不了了,帮我看下哪里改错了,谢谢!! #include #include sbIT s=P3^2; unsigned char tmp; main() { SCON = 0x50;

#include #define uchar unsigned char sbIT scl=P2^1; sbIT sda=P2^0; uchar ack_sign; //应答标志 应答为1,不应答为0 void delay() { uchar i=1;

#include #define uint unsigned int #define uchar unsigned char sbIT dula=P2^0; sbIT wela=P2^1; sbIT zdrk= P3^2; sbIT d1=P1^3; uchar nu

1905 0 2

#include sbIT P30=P3^0; sbIT P31=P3^1; #define uchar unsigned char #define uint unsigned int uchar Data; uint num; void delay(uint n)

#include #define uchar unsigned char #define uint unsigned int uchar T0_flag,n; void T0_T1_inIT() //T0,T1初始化函数 { TMOD=0x11;

1890 0 3

程序如下,请问数码管为什么一直显示0而没有其他变化? #include #define uint unsigned int #define uchar unsigned char sbIT dula=P2^0; sbIT wela=P2^1; uchar tt,num