diff --git a/App/Inc/Board.h b/App/Inc/Board.h
index a5373fb..c515791 100644
--- a/App/Inc/Board.h
+++ b/App/Inc/Board.h
@@ -9,6 +9,9 @@
 #define NVIC_GROUP_LEVEL    NVIC_PriorityGroup_2
 /* **********END********** */
 
+/* 使用OS，ThreadX */
+#define USE_THREADX
+
 /* **********SystemClock相关********** */
 // GPIO
 #define GPIO_ENABLE
@@ -33,17 +36,17 @@
 // 数字输出
 #undef USE_DIGITAL_OUTPUT
 #ifdef USE_DIGITAL_OUTPUT
-#define DO_NUM 2
-#define DO1 0
-#define DO2 1
+    #define DO_NUM 2
+    #define DO1 0
+    #define DO2 1
 #endif
 
 // 数字输入
 #undef USE_DIGITAL_INPUT
 #ifdef USE_DIGITAL_INPUT
-#define DI_NUM 2
-#define DI1 0
-#define DI2 1
+    #define DI_NUM 2
+    #define DI1 0
+    #define DI2 1
 #endif
 
 // LED灯
@@ -58,44 +61,44 @@
 
 /* **********串口相关********** */
 #ifdef USE_USART1
-#define COM0 USART1_BASE
-#define COM0_IRQN USART1_IRQn
-#define COM0_TX_PORT GPIOA
-#define COM0_RX_PORT GPIOA
-#define COM0_TX_PIN GPIO_Pin_9
-#define COM0_RX_PIN GPIO_Pin_10
+    #define COM0 USART1_BASE
+    #define COM0_IRQN USART1_IRQn
+    #define COM0_TX_PORT GPIOA
+    #define COM0_RX_PORT GPIOA
+    #define COM0_TX_PIN GPIO_Pin_9
+    #define COM0_RX_PIN GPIO_Pin_10
 #endif
 #ifdef USE_USART2
-#define COM1 USART2_BASE
-#define COM1_IRQN USART2_IRQn
-#define COM1_TX_PORT GPIOA
-#define COM1_RX_PORT GPIOA
-#define COM1_TX_PIN GPIO_Pin_2
-#define COM1_RX_PIN GPIO_Pin_3
+    #define COM1 USART2_BASE
+    #define COM1_IRQN USART2_IRQn
+    #define COM1_TX_PORT GPIOA
+    #define COM1_RX_PORT GPIOA
+    #define COM1_TX_PIN GPIO_Pin_2
+    #define COM1_RX_PIN GPIO_Pin_3
 #endif
 #ifdef USE_USART3
-#define COM2 USART3_BASE
-#define COM2_IRQN USART3_IRQn
-#define COM2_TX_PORT GPIOB
-#define COM2_RX_PORT GPIOB
-#define COM2_TX_PIN GPIO_Pin_10
-#define COM2_RX_PIN GPIO_Pin_11
+    #define COM2 USART3_BASE
+    #define COM2_IRQN USART3_IRQn
+    #define COM2_TX_PORT GPIOB
+    #define COM2_RX_PORT GPIOB
+    #define COM2_TX_PIN GPIO_Pin_10
+    #define COM2_RX_PIN GPIO_Pin_11
 #endif
 #ifdef USE_USART4
-#define COM3 UART4_BASE
-#define COM3_IRQN UART4_IRQn
-#define COM3_TX_PORT GPIOC
-#define COM3_RX_PORT GPIOC
-#define COM3_TX_PIN GPIO_Pin_10
-#define COM3_RX_PIN GPIO_Pin_11
+    #define COM3 UART4_BASE
+    #define COM3_IRQN UART4_IRQn
+    #define COM3_TX_PORT GPIOC
+    #define COM3_RX_PORT GPIOC
+    #define COM3_TX_PIN GPIO_Pin_10
+    #define COM3_RX_PIN GPIO_Pin_11
 #endif
 #ifdef USE_USART5
-#define COM4 UART5_BASE
-#define COM4_IRQN UART5_IRQn
-#define COM4_TX_PORT GPIOB
-#define COM4_RX_PORT GPIOD
-#define COM4_TX_PIN GPIO_Pin_12
-#define COM4_RX_PIN GPIO_Pin_2
+    #define COM4 UART5_BASE
+    #define COM4_IRQN UART5_IRQn
+    #define COM4_TX_PORT GPIOB
+    #define COM4_RX_PORT GPIOD
+    #define COM4_TX_PIN GPIO_Pin_12
+    #define COM4_RX_PIN GPIO_Pin_2
 #endif
 /* LetterShell */
 #define USE_SHELL
diff --git a/App/Src/LedTest.c b/App/Src/LedTest.c
index 6ea080d..63096d3 100644
--- a/App/Src/LedTest.c
+++ b/App/Src/LedTest.c
@@ -42,6 +42,8 @@ void LedCtlTask(ULONG ThreadXInput)
     
     while (true)
     {
+        IoCtlLedToggle(LED0);
+        IoCtlLedToggle(LED1);
         IoCtlLedToggle(LED2);
         tx_thread_sleep(100);
     }
diff --git a/App/Src/Main.c b/App/Src/Main.c
index d16fd4f..90baed4 100644
--- a/App/Src/Main.c
+++ b/App/Src/Main.c
@@ -14,7 +14,7 @@
  * @note   此函数应该将所有OS相关的初始化放到这里
  * @example void
  */
-void tx_application_define(void* FirstUnusedMemory)
+void ThreadXTaskInit(void* FirstUnusedMemory)
 {
     /* 优先级31，抢占10 */
     LedCtlTaskInit(31,10);