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