NEW: sync the code of DJI Payload-SDK version 2.2.1 released on January 20 2021.

Signed-off-by: DJI-Martin <DJI-Martin@dji.com>

sample/platform/rtos_freertos/stm32f4_eval/hal/hal_uart.c

@@ -0,0 +1,65 @@
+/**
+ ********************************************************************
+ * @file    psdk_hal.c
+ * @version V2.0.0
+ * @date    2019/07/01
+ * @brief
+ *
+ * @copyright (c) 2018-2019 DJI. All rights reserved.
+ *
+ * All information contained herein is, and remains, the property of DJI.
+ * The intellectual and technical concepts contained herein are proprietary
+ * to DJI and may be covered by U.S. and foreign patents, patents in process,
+ * and protected by trade secret or copyright law.  Dissemination of this
+ * information, including but not limited to data and other proprietary
+ * material(s) incorporated within the information, in any form, is strictly
+ * prohibited without the express written consent of DJI.
+ *
+ * If you receive this source code without DJI’s authorization, you may not
+ * further disseminate the information, and you must immediately remove the
+ * source code and notify DJI of its removal. DJI reserves the right to pursue
+ * legal actions against you for any loss(es) or damage(s) caused by your
+ * failure to do so.
+ *
+ *********************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "psdk_platform.h"
+#include "uart.h"
+
+/* Private constants ---------------------------------------------------------*/
+#define COMMUNICATION_UART_NUM          UART_NUM_3
+#define COMMUNICATION_UART_BAUDRATE     460800
+
+/* Private types -------------------------------------------------------------*/
+
+
+/* Private functions declaration ---------------------------------------------*/
+
+
+/* Exported functions definition ---------------------------------------------*/
+T_PsdkReturnCode Hal_UartInit(void)
+{
+    UART_Init(COMMUNICATION_UART_NUM, COMMUNICATION_UART_BAUDRATE);
+
+    return PSDK_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
+}
+
+T_PsdkReturnCode Hal_UartSendData(const uint8_t *buf, uint16_t len)
+{
+    UART_Write(COMMUNICATION_UART_NUM, buf, len);
+
+    return PSDK_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
+}
+
+T_PsdkReturnCode Hal_UartReadData(uint8_t *buf, uint16_t len, uint16_t *realLen)
+{
+    *realLen = UART_Read(COMMUNICATION_UART_NUM, buf, len);
+
+    return PSDK_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
+}
+
+/* Private functions definition-----------------------------------------------*/
+
+/****************** (C) COPYRIGHT DJI Innovations *****END OF FILE****/

sample/platform/rtos_freertos/stm32f4_eval/hal/hal_uart.h

@@ -0,0 +1,55 @@
+/**
+ ********************************************************************
+ * @file    hal.h
+ * @version V2.0.0
+ * @date    2019/8/30
+ * @brief   This is the header file for "hal.c", defining the structure and
+ * (exported) function prototypes.
+ *
+ * @copyright (c) 2018-2019 DJI. All rights reserved.
+ *
+ * All information contained herein is, and remains, the property of DJI.
+ * The intellectual and technical concepts contained herein are proprietary
+ * to DJI and may be covered by U.S. and foreign patents, patents in process,
+ * and protected by trade secret or copyright law.  Dissemination of this
+ * information, including but not limited to data and other proprietary
+ * material(s) incorporated within the information, in any form, is strictly
+ * prohibited without the express written consent of DJI.
+ *
+ * If you receive this source code without DJI’s authorization, you may not
+ * further disseminate the information, and you must immediately remove the
+ * source code and notify DJI of its removal. DJI reserves the right to pursue
+ * legal actions against you for any loss(es) or damage(s) caused by your
+ * failure to do so.
+ *
+ *********************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef HAL_H
+#define HAL_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "psdk_typedef.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Exported constants --------------------------------------------------------*/
+
+
+/* Exported types ------------------------------------------------------------*/
+
+
+/* Exported functions --------------------------------------------------------*/
+T_PsdkReturnCode Hal_UartInit(void);
+T_PsdkReturnCode Hal_UartSendData(const uint8_t *buf, uint16_t len);
+T_PsdkReturnCode Hal_UartReadData(uint8_t *buf, uint16_t len, uint16_t *realLen);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // HAL_H
+/************************ (C) COPYRIGHT DJI Innovations *******END OF FILE******/