四 主机代码:- /* USER CODE BEGIN 3 */
- HAL_GPIO_WritePin(SPI1_NSS_GPIO_Port, SPI1_NSS_Pin, GPIO_PIN_RESET);
- HAL_SPI_TransmitReceive(&hspi1, txbuf, rxbuf, 1, 0xFF);
- HAL_GPIO_WritePin(SPI1_NSS_GPIO_Port, SPI1_NSS_Pin, GPIO_PIN_SET);
- HAL_Delay(500);
- }
- /* USER CODE END 3 */
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