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多机通信

...case 0x81: // 1行4列，数字3 key=0xb0; break; case 0x12: // 2行1列，数字4                 key=0x99; break; case 0x22: // 2行2列，数字5   key=0x92; break; case 0x42: // 2行3列，数...

红外遥控模拟

...sp; do{   key=getkey();       if(key==1)SendIRdata(0x12);//set       if(key==11)SendIRdata(0x0b);//exit       if(key==25||key==35)SendIRdata(0x1a);//+       if(key==15)SendIRdata(0x1e);//-       if(key==6)SendIRda...

可预设电压的数控电源

...   } count++; } break;      case 0x12: // 2行1列，数字4 if (count<2) { wordbuf[count] = 4; // 对应位上显示“4" pwbuf[count] = 4; if(count==0)                   &nbsp...

LCD滚动显示汉字

... PBYTE[0x10] #define LLCD_CMD_RD PBYTE[0x11] #define LLCD_DATA_WR PBYTE[0x12] #define LLCD_DATA_RD PBYTE[0x13] #define RLCD_CMD_WR PBYTE[0x20] #define RLCD_CMD_RD PBYTE[0x21] #define RLCD_DATA_WR PBYTE[0x22] #define RLCD_DATA_RD PBYTE[0x23] sbit busy=P0^1; uchar code hz0[]= { 0x00, 0x...

一个基于51单片机的智能寻迹小车

...nbsp;  Reset Valuesfr AUXR  = 0x8E; //Auxiliary Register  T0x12 T1x12 UART_M0x6 BRTR S2SMOD BRTx12 EXTRAM S1BRS  0000,0000//-----------------------------------sfr AUXR1 = 0xA2; //Auxiliary Register 1  -  PCA_P4  SPI_P4  S2_P4  GF2    ADRJ  ...