diff --git a/Core/Inc/git_rev.h b/Core/Inc/git_rev.h
index 6d8455f..50c317b 100644
--- a/Core/Inc/git_rev.h
+++ b/Core/Inc/git_rev.h
@@ -7,6 +7,6 @@
 
 // Auto generated header file containing the last git revision
 
-#define GIT_HASH "3acf911"
+#define GIT_HASH "b5cb01c"
 
 #endif //FLOATPUMP_GIT_REVISION_TEMPLATE_H
\ No newline at end of file
diff --git a/Core/Src/main.cpp b/Core/Src/main.cpp
index c442be9..742583a 100644
--- a/Core/Src/main.cpp
+++ b/Core/Src/main.cpp
@@ -78,6 +78,9 @@ int main(void) {
 
             HAL_Delay(100);
 
+        HAL_GPIO_TogglePin(OCHAN0_GPIO_Port, OCHAN0_Pin);
+        HAL_Delay(2000);
+
 //        HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_0);
 //        HAL_Delay(1000);
 //        HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_1);
@@ -355,9 +358,12 @@ static void MX_GPIO_Init(void) {
     HAL_GPIO_WritePin(GPIOA, LED2_Pin | LED3_Pin | LED4_Pin | LED5_Pin, GPIO_PIN_SET);
 
     /*Configure GPIO pin Output Level */
-    HAL_GPIO_WritePin(GPIOB, MPWR0_Pin | MPWR1_Pin | MPWR2_Pin | LED0_Pin
+    HAL_GPIO_WritePin(GPIOB, LED0_Pin
                              | LED1_Pin, GPIO_PIN_SET);
 
+    HAL_GPIO_WritePin(GPIOB,
+                       MPWR0_Pin | MPWR1_Pin | MPWR2_Pin, GPIO_PIN_RESET);
+
     /*Configure GPIO pin : XXUNUSED_Pin */
     GPIO_InitStruct.Pin = XXUNUSED_Pin;
     GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;