jp.zip_tube8tube4jp

#include"jp.h" uchar KeyValue; uchar LEDC[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07, 0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71,0x00}; void delay(uint ms) { unsigned int i,j; for(i=ms;i>0;i--) for(j=100;j>0;j--); } void keydown(void) { uchar a = 0; key=0x0f; if(key!=0x0f) { delay(10); if(key!=0x0f) { //测试行 key=0x0f; switch(key) { case(0x0e):KeyValue=0;break; case(0x0d):KeyValue=4;break; case(0x0b):KeyValue=8;break; case(0x07):KeyValue=12;break; } //测试列 key=0xf0; switch(key) { case(0xe0):KeyValue=KeyValue;break; case(0xd0):KeyValue=KeyValue+1;break; case(0xb0):KeyValue=KeyValue+2;break; case(0x70):KeyValue=KeyValue+3;break; } } } else KeyValue=16; } void LED(void) { LEDX=LEDC[KeyValue]; }