STM8 SPI主机

硬件平台：stm8s103 编译环境：IAR for stm8

//spi初始化 void spiMasterIint(void) { SPI->CR1 = 0x2c; SPI->CR2 = 0x03; SPI->CRCPR = 0x07; SPI->CR1 |= 0x40; } spi接收发送 unsigned char spiRW(unsignde char date) { while(!(SPI->SR&0x02)); SPI->DR = data; while(!(SPI->SR&0x01)); return SPI->DR; }