diff --git a/APP_Framework/Applications/app_test/Kconfig b/APP_Framework/Applications/app_test/Kconfig
index 136492b05..cfc834c73 100644
--- a/APP_Framework/Applications/app_test/Kconfig
+++ b/APP_Framework/Applications/app_test/Kconfig
@@ -77,6 +77,19 @@ menu "test app"
                 bool "Config test socket(lwip)"
                 default n
 
+            menuconfig USER_TEST_UART
+                select BSP_USING_UART
+                select BSP_USING_UART6
+                bool "Config test uart"
+                default n
+                if USER_TEST_UART
+                    if ADD_XIZI_FEATURES
+                        config UART_DEV_DRIVER
+                            string "Set uart dev path"
+                            default "/dev/usart6_dev6"
+                    endif
+                endif
+
             menuconfig USER_TEST_RS485
                 select BSP_USING_UART
                 select BSP_USING_GPIO
diff --git a/APP_Framework/Applications/app_test/Makefile b/APP_Framework/Applications/app_test/Makefile
index 21e3dd8f5..36a913ca6 100644
--- a/APP_Framework/Applications/app_test/Makefile
+++ b/APP_Framework/Applications/app_test/Makefile
@@ -49,6 +49,10 @@ ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
         SRC_FILES += test_i2c.c
     endif
 
+    ifeq ($(CONFIG_USER_TEST_UART),y)
+        SRC_FILES += test_uart.c
+    endif
+
     ifeq ($(CONFIG_USER_TEST_GPIO),y)
         SRC_FILES += test_gpio.c
     endif
diff --git a/APP_Framework/Applications/app_test/test_uart.c b/APP_Framework/Applications/app_test/test_uart.c
new file mode 100644
index 000000000..c714269ab
--- /dev/null
+++ b/APP_Framework/Applications/app_test/test_uart.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2020 AIIT XUOS Lab
+ * XiUOS is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *        http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+/**
+ * @file:    test_uart.c
+ * @brief:   a application of uart function, uart6 for edu-arm32
+ * @version: 3.0
+ * @author:  AIIT XUOS Lab
+ * @date:    2023/8/11
+ */
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <transform.h>
+
+#include <argparse.h>
+#ifdef ADD_XIZI_FEATURES
+
+void TestUart(int argc, char* argv[])
+{
+    static char program_info[] = "App Test uart, sending a message through uart and receive messages from uart.";
+    static const char* const usages[] = {
+        "TestUart -m arg",
+        NULL,
+    };
+
+    bool is_help = false;
+    char* msg = NULL;
+    struct argparse_option options[] = {
+        OPT_HELP(&is_help),
+        OPT_STRING('m', "message", &msg, "MESSAGE to send through uart.", NULL, 0, 0),
+        OPT_END(),
+    };
+    struct argparse argparse;
+    argparse_init(&argparse, options, usages, 0);
+    argparse_describe(&argparse, NULL, program_info);
+    argc = argparse_parse(&argparse, argc, (const char**)argv);
+    if (is_help) {
+        return;
+    }
+
+    int uart_fd = PrivOpen(UART_DEV_DRIVER, O_RDWR);
+    if (uart_fd < 0) {
+        printf("open pin fd error:%d\n", uart_fd);
+        return;
+    }
+    printf("[%s] Info: Uart and pin fopen success\n", __func__);
+
+    struct SerialDataCfg uart_cfg;
+    memset(&uart_cfg, 0, sizeof(struct SerialDataCfg));
+
+    uart_cfg.serial_baud_rate = BAUD_RATE_115200;
+    uart_cfg.serial_data_bits = DATA_BITS_8;
+    uart_cfg.serial_stop_bits = STOP_BITS_1;
+    uart_cfg.serial_parity_mode = PARITY_NONE;
+    uart_cfg.serial_bit_order = BIT_ORDER_LSB;
+    uart_cfg.serial_invert_mode = NRZ_NORMAL;
+    uart_cfg.serial_buffer_size = SERIAL_RB_BUFSZ;
+    uart_cfg.serial_timeout = -1;
+    uart_cfg.is_ext_uart = 0;
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
+    ioctl_cfg.args = (void*)&uart_cfg;
+
+    if (0 != PrivIoctl(uart_fd, OPE_INT, &ioctl_cfg)) {
+        printf("[%s] Err: ioctl uart fd error %d\n", __func__, uart_fd);
+        PrivClose(uart_fd);
+        return;
+    }
+    PrivWrite(uart_fd, msg, strlen(msg));
+
+    char recv_buf[100];
+    while (1) {
+        memset(recv_buf, 0, sizeof(recv_buf));
+        PrivRead(uart_fd, recv_buf, sizeof(recv_buf));
+        printf("[%s] Info: Recv from uart: %s\n", __func__, recv_buf);
+    }
+
+    PrivClose(uart_fd);
+    return;
+}
+
+PRIV_SHELL_CMD_FUNCTION(TestUart, a uart test sample, PRIV_SHELL_CMD_MAIN_ATTR);
+#endif
\ No newline at end of file