共阴数码管编码:
0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71, 0x00
静态数码管代码:
#include "reg52.h"
typedef unsigned char u8;
typedef unsigned int u16;
sbit LSA = P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
u8 code smgduan[]={
0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71
};
void delayms(u16 i)
{
while(i--);
}
void main()
{
LSA=0;
LSB=0;
LSC=0;
while(1)
{
u8 i =0;
while (i<16)
{
P0=smgduan[i];
delayms(30000);
++i;
}
}
}
动态数码管代码:
#include "reg52.h"
typedef unsigned char u8;
typedef unsigned int u16;
sbit LSA = P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
u8 code smgduan[]={
0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71
};
void delayus(u16 i)
{
while(i--);
}
void smgDisplay()
{
u8 i;
for(i=0;i<8;i++)
{
switch(i)
{
case(0): LSC=0;LSB=0;LSA=0;break;
case(1): LSC=0;LSB=0;LSA=1;break;
case(2): LSC=0;LSB=1;LSA=0;break;
case(3): LSC=0;LSB=1;LSA=1;break;
case(4): LSC=1;LSB=0;LSA=0;break;
case(5): LSC=1;LSB=0;LSA=1;break;
case(6): LSC=1;LSB=1;LSA=0;break;
case(7): LSC=1;LSB=1;LSA=1;break;
}
P0=smgduan[i];
delayus(100000);
P0=0x00;
}
}
void main()
{
LSA=0;
LSB=0;
LSC=0;
while(1)
{
smgDisplay();
}
}
版权声明:本文为CSDN博主「acktomas」的原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接及本声明。
原文链接:https://blog.csdn.net/acktomas/article/details/104154001
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