void SPI1_SendByte(uint8_t data) { while (SSP_GetFlagStatus(MDR_SSP1, SSP_FLAG_TNF) == RESET); SSP_SendData(MDR_SSP1, data); while (SSP_GetFlagStatus(MDR_SSP1, SSP_FLAG_BSY) == SET); } uint8_t SPI1_ReceiveByte(void) { while (SSP_GetFlagStatus(MDR_SSP1, SSP_FLAG_RNE) == RESET); return (uint8_t)SSP_ReceiveData(MDR_SSP1); } void SPI1_SendString(char* str) { while (*str) { SPI1_SendByte(*str++); } }