说明：  M8 TLC2543 PB5-DATADIN PB0-DATAOUT PB1-#CS PB2-CLOCK //本程序没有使用tlc2543的EOC（转换结束标志）信号，片选一直处于选中，也可以自己加入片选信号 unsigned int tlc2543(unsigned char senddata) { unsigned int recdata = 0 unsigned int i = 0 senddata = 0B11010000 //控制字 recdata = 0 //接收到的转换结果数据 //PORTB &= 0B11111101 //片选使能（可选） NOP() NOP() for(i=0 i<12 i++) { if(senddata & 0x80) PORTB |= 0B00100000 else PORTB &= 0B11011111 //准备发送控制字 senddata <<= 1 if(PINB & 0x01) recdata |= 0x0001 else recdata &= 0xfffe recdata <<= 1 //接收上次转换结果
(M8 TLC2543 PB5-DATADIN PB0-DATAOUT PB1-# CS PB2-CLOCK// This program does not use tlc2543 the EOC (end of conversion flag) signal, chip select has been in a select, you can also add their own chip-select signal unsigned int tlc2543 (unsigned char senddata) {unsigned int recdata = 0 unsigned int i = 0 senddata = 0B11010000 // control word recdata = 0 // receive the results of the data conversion// PORTB & = 0B11111101 // Chip Enable ( optional) NOP () NOP () for (i = 0 i < 12 i++) {if (senddata & 0x80) PORTB | = 0B00100000 else PORTB & = 0B11011111 // ready to send control words senddata < < = 1 if (PINB & 0x01) recdata | = 0x0001 else recdata & = 0xfffe recdata < < = 1 // Receive the last conversion result)