TM1638共阳显示_tm1638共阳_

//头文件: #include<delay.h> #include<TM1638.h> unsigned char data DisBuffer[8]={0,0,0,0,0,0,0,0}; /*显示缓存区*/ //各个数码管显示的值 unsigned char code tab[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71,0x40,0xef}; void LedDisplay(unsigned char data0,unsigned char data1,unsigned char data2,unsigned char data3, unsigned char data4,unsigned char data5,unsigned char data6,unsigned char data7); void LedDisplay(unsigned char data0,unsigned char data1,unsigned char data2,unsigned char data3, unsigned char data4,unsigned char data5,unsigned char data6,unsigned char data7); void main(void) { unsigned char key_value; LedDisplay(1,3,7,0,2,1,0,2); delay_ms(1000); while(1) { key_value=Read_key(); switch (key_value) { case 1: LedDisplay(1,0,0,0,0,0,0,0); break; case 2 : LedDisplay(2,0,0,0,0,0,0,0); break; case 3 : LedDisplay(3,0,0,0,0,0,0,0); break; case 4 : LedDisplay(4,0,0,0,0,0,0,0); break; case 5 : LedDisplay(5,0,0,0,0,0,0,0); break; case 6 : LedDisplay(6,0,0,0,0,0,0,0); break; case 7 : LedDisplay(7,0,0,0,0,0,0,0); break; case 8 : LedDisplay(8,0,0,0,0,0,0,0); break; case 9: LedDisplay(9,0,0,0,0,0,0,0); break; case 10 : LedDisplay(0,1,0,0,0,0,0,0); break; case 11 : LedDisplay(1,1,0,0,0,0,0,0); break; case 12 : LedDisplay(2,1,0,0,0,0,0,0); break; case 13 : LedDisplay(3,1,0,0,0,0,0,0); break; case 14 : LedDisplay(4,1,0,0,0,0,0,0); break; case 15: LedDisplay(5,1,0,0,0,0,0,0); break; case 16 : LedDisplay(6,1,0,0,0,0,0,0); break; default : break;//LedDisplay(0,0,0,0,0,0,0,0); } } } void LedDisplay(unsigned char ddata0,unsigned char ddata1,unsigned char ddata2,unsigned char ddata3, unsigned char ddata4,unsigned char ddata5,unsigned char ddata6,unsigned char ddata7) { unsigned char writedata0,writedata1,writedata2,writedata3,writedata4,writedata5,writedata6,writedata7; unsigned char data0,data1,data2,data3,data4,data5,data6,data7; data0=ddata4; data1=ddata5; data2=ddata6; data3=ddata7; data4=ddata0; data5=ddata1; data6=ddata2; data7=ddata3; writedata0=(tab[data0]&0x01)+((tab[data1]&0x01)<<1)+((tab[data2]&0x01)<<2)+((tab[data3]&0x01)<<3)+((tab[data4]&0x01)<<4) +((tab[data5]&0x01)<<5)+((tab[data6]&0x01)<<6)+((tab[data7]&0x01)<<7); writedata1=((tab[data0]&0x02)>>1)+((tab[data1]&0x02))+((tab[data2]&0x02)<<1)+((tab[data3]&0x02)<<2)+((tab[data4]&0x02)<<3) +((tab[data5]&0x02)<<4)+((tab[data6]&0x02)<<5)+((tab[data7]&0x02)<<6); writedata2=((tab[data0]&0x04)>>2)+((tab[data1]&0x04)>>1)+((tab[data2]&0x04))+((tab[data3]&0x04)<<1)+((tab[data4]&0x04)<<2) +((tab[data5]&0x04)<<3)+((tab[data6]&0x04)<<4)+((tab[data7]&0x04)<<5); writedata3=((tab[data0]&0x08)>>3)+((tab[data1]&0x08)>>2)+((tab[data2]&0x08)>>1)+((tab[data3]&0x08))+((tab[data4]&0x08)<<1) +((tab[data5]&0x08)<<2)+((tab[data6]&0x08)<<3)+((tab[data7]&0x08)<<4); writedata4=((tab[data0]&0x10)>>4)+((tab[data1]&0x10)>>3)+((tab[data2]&0x10)>>2)+((tab[data3]&0x10)>>1)+((tab[data4]&0x10)) +((tab[data5]&0x10)<<1)+((tab[data6]&0x10)<<2)+((tab[data7]&0x10)<<3); writedata5=((tab[data0]&0x20)>>5)+((tab[data1]&0x20)>>4)+((tab[data2]&0x20)>>3)+((tab[data3]&0x20)>>2)+((tab[data4]&0x20)>>1) +((tab[data5]&0x20))+((tab[data6]&0x20)<<1)+((tab[data7]&0x20)<<2); writedata6=((tab[data0]&0x40)>>6)+((tab[data1]&0x40)>>5)+((tab[data2]&0x40)>>4)+((tab[data3]&0x40)>>3)+((tab[data4]&0x40)>>2) +((tab[data5]&0x40)>>1)+((tab[data6]&0x40))+((tab[data7]&0x40)<<1); writedata7=((tab[data0]&0x80)>>7)+((tab[data1]&0x80)>>6)+((tab[data2]&0x80)>>5)+((tab[data3]&0x80)>>4)+((tab[data4]&0x80)>>3) +((tab[data5]&0x80)>>2)+((tab[data6]&0x80)>>1)+((tab[data7]&0x80)); Write_COM(0x8a);//亮度 Write_COM(0x40); //写 数据命令 STB=0; TM1638_Write(0xc0); //写地址命令 TM1638_Write(writedata0); TM1638_Write(0x80); TM1638_Write(writedata1); TM1638_Write(0x00); TM1638_Write(writedata2); TM1638_Write(0x00); TM1638_Write(writedata3); TM1638_Write(0x00); TM1638_Write(writedata4); TM1638_Write(0x00); TM1638_Write(writedata5); TM1638_Write(0x00); TM1638_Write(writedata6); TM1638_Write(0x00); TM1638_Write(writedata7); TM1638_Write(0x00); STB=1; }