网站开发语言字典,项目管理平台系统,网站制作公司知道万维科技,网站分为哪些部分我和你用的是一样的#xff0c;给你一个我买板子送的矩阵程序//4*4键盘检测程序,按下键后相应的代码显示在数码管上#includesbit beepP2^3;sbit dulaP2^6;sbit welaP2^7;unsigned char i100;unsigned char j,k,temp,key;void delay(unsigned char i){for(ji;j0;j--)for(k1…我和你用的是一样的给你一个我买板子送的矩阵程序//4*4键盘检测程序,按下键后相应的代码显示在数码管上#includesbit beepP2^3;sbit dulaP2^6;sbit welaP2^7;unsigned char i100;unsigned char j,k,temp,key;void delay(unsigned char i){for(ji;j0;j--)for(k125;k0;k--);}unsigned char code table[]{0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};display(unsigned char num){P0table[num];// P00xff;dula1;dula0;P00xc0;wela1;wela0;}void main(){dula0;wela0;while(1){P30xfe;tempP3;temptemp0xf0;if(temp!0xf0){delay(10);if(temp!0xf0){tempP3;switch(temp){case 0xee:key0;break;case 0xde:key1;break;case 0xbe:key2;break;case 0x7e:key3;break;}while(temp!0xf0){tempP3;temptemp0xf0;beep0;}beep1;display(key);// P0table[key];/* P00xff;dula1;while(i--);dula0;P00xc0;wela1;wela0;dula0;wela0;P00xff;dula1;dula0;P00xc5;wela1;wela0; */P10xfe;}}P30xfd;tempP3;temptemp0xf0;if(temp!0xf0){delay(10);if(temp!0xf0){tempP3;switch(temp){case 0xed:key4;break;case 0xdd:key5;break;case 0xbd:key6;break;case 0x7d:key7;break;}while(temp!0xf0){tempP3;temptemp0xf0;beep0;}beep1;display(key);/* P0table[key];dula1;// while(100--);dula0;P00xc0;wela1;wela0;*/ P10xfc;}}P30xfb;tempP3;temptemp0xf0;if(temp!0xf0){delay(10);if(temp!0xf0){tempP3;switch(temp){case 0xeb:key8;break;case 0xdb:key9;break;case 0xbb:key10;break;case 0x7b:key11;break;}while(temp!0xf0){tempP3;temptemp0xf0;beep0;}beep1;display(key);/* P0table[key];dula1;// while(100--);dula0;P00xc0;wela1;wela0;*/ P10xf8;}}P30xf7;tempP3;temptemp0xf0;if(temp!0xf0){delay(10);if(temp!0xf0){tempP3;switch(temp){case 0xe7:key12;break;case 0xd7:key13;break;case 0xb7:key14;break;case 0x77:key15;break;}while(temp!0xf0){tempP3;temptemp0xf0;beep0;}beep1;display(key);/* P0table[key];dula1;// while(100--);dula0;P00xc0;wela1;wela0;*/ P10xf0;}}}}
