diff --git a/Power_Pico/User/Tasks/Inc/user_MessageTask.h b/Power_Pico/User/Tasks/Inc/user_MessageTask.h
new file mode 100644
index 0000000..16892bb
--- /dev/null
+++ b/Power_Pico/User/Tasks/Inc/user_MessageTask.h
@@ -0,0 +1,16 @@
+#ifndef __USER_MESSAGETASK_H__
+#define __USER_MESSAGETASK_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void MessageTask(void *argument);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
diff --git a/Power_Pico/User/Tasks/Src/user_HardwareInitTask.c b/Power_Pico/User/Tasks/Src/user_HardwareInitTask.c
index fc86491..13da5bf 100644
--- a/Power_Pico/User/Tasks/Src/user_HardwareInitTask.c
+++ b/Power_Pico/User/Tasks/Src/user_HardwareInitTask.c
@@ -46,11 +46,10 @@ void HardwareInitTask(void *argument)
     vTaskSuspendAll();
 
     // uart start
-    HAL_UART_Receive_DMA(&huart6, (uint8_t*)uart_receive_str, USART_RX_BUFFER_SIZE);
+    HAL_UART_Receive_DMA(&huart6, (uint8_t*)uart_receive_buf, USART_RX_BUFFER_SIZE);
     __HAL_UART_ENABLE_IT(&huart6, UART_IT_IDLE);
     //
     UART6_TX_Send((uint8_t *)"power-pico\r\n", 13);
-    // HAL_UART_Transmit_DMA(&huart6,(uint8_t *)"power-pico\r\n",13);
 
     // queue for voltage and current
     global_voltage_queue = queue_create(32);
@@ -87,7 +86,7 @@ void HardwareInitTask(void *argument)
     sys_settings.backlight_level = 80;
     sys_settings.key_sound_enable = 0;
     sys_settings.language_select = 0;
-    sys_settings.rotation = 270;
+    sys_settings.rotation = 180;
 
     // FUSB CC pin dis connect
     HAL_GPIO_WritePin(GPIOB, GPIO_PIN_10, GPIO_PIN_RESET);
diff --git a/Power_Pico/User/Tasks/Src/user_TasksInit.c b/Power_Pico/User/Tasks/Src/user_TasksInit.c
index 0af30f9..0baa0e3 100644
--- a/Power_Pico/User/Tasks/Src/user_TasksInit.c
+++ b/Power_Pico/User/Tasks/Src/user_TasksInit.c
@@ -13,6 +13,7 @@
 #include "user_HardwareInitTask.h"
 #include "user_PDUFPTask.h"
 #include "user_KeyTask.h"
+#include "user_MessageTask.h"
 
 /* Private typedef -----------------------------------------------------------*/
 
@@ -52,6 +53,14 @@ const osThreadAttr_t KeyTask_attributes = {
   .priority = (osPriority_t) osPriorityNormal,
 };
 
+// message task
+osThreadId_t MessageTaskHandle;
+const osThreadAttr_t MessageTask_attributes = {
+  .name = "MessageTask",
+  .stack_size = 128 * 1,
+  .priority = (osPriority_t) osPriorityHigh,
+};
+
 //LVGL Handler task
 osThreadId_t LvHandlerTaskHandle;
 const osThreadAttr_t LvHandlerTask_attributes = {
@@ -88,6 +97,7 @@ void User_Tasks_Init(void)
   HardwareInitTaskHandle  = osThreadNew(HardwareInitTask, NULL, &HardwareInitTask_attributes);
   // PDUFPTaskHandle          = osThreadNew(PDUFPTask, NULL, &PDUFPTask_attributes);
   KeyTaskHandle 			    = osThreadNew(KeyTask, NULL, &KeyTask_attributes);
+  MessageTaskHandle       = osThreadNew(MessageTask, NULL, &MessageTask_attributes);
   LvHandlerTaskHandle     = osThreadNew(LvHandlerTask, NULL, &LvHandlerTask_attributes);
 
   /* add events, ... */