diff --git a/src/pwmout.c b/src/pwmout.c
--- a/src/pwmout.c
+++ b/src/pwmout.c
@@ -17,68 +17,68 @@ static uint32_t last_ssr_on = 0;
 // Initialize hardware PWM output
 void pwmout_init(void)
 {
-	GPIO_InitTypeDef GPIO_InitStruct;
+    GPIO_InitTypeDef GPIO_InitStruct;
     __HAL_RCC_TIM17_CLK_ENABLE();
     __HAL_RCC_GPIOB_CLK_ENABLE();
 
-	// Configure LED GPIO pins
-	GPIO_InitStruct.Pin = SSR_PIN;
-	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; //GPIO_MODE_AF_PP;
-	GPIO_InitStruct.Pull = GPIO_NOPULL;
-	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
-//    GPIO_InitStruct.Alternate = GPIO_AF1_TIM17;
-	HAL_GPIO_Init(SSR_GPIO_Port, &GPIO_InitStruct);
+    // Configure LED GPIO pins
+    GPIO_InitStruct.Pin = SSR_PIN;
+    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; //GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    //    GPIO_InitStruct.Alternate = GPIO_AF1_TIM17;
+    HAL_GPIO_Init(SSR_GPIO_Port, &GPIO_InitStruct);
 
 
-	TIM_OC_InitTypeDef sConfigOC;
-	TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig;
+    TIM_OC_InitTypeDef sConfigOC;
+    TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig;
 
-	htim17.Instance = TIM17;
-	htim17.Init.Prescaler = 6000;
-	htim17.Init.CounterMode = TIM_COUNTERMODE_UP;
-	htim17.Init.Period = 1000;
-	htim17.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
-	htim17.Init.RepetitionCounter = 0;
-	if (HAL_TIM_Base_Init(&htim17) != HAL_OK)
-	{
-		error_assert(ERR_PERIPHINIT);
-	}
+    htim17.Instance = TIM17;
+    htim17.Init.Prescaler = 6000;
+    htim17.Init.CounterMode = TIM_COUNTERMODE_UP;
+    htim17.Init.Period = 1000;
+    htim17.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+    htim17.Init.RepetitionCounter = 0;
+    if (HAL_TIM_Base_Init(&htim17) != HAL_OK)
+    {
+        error_assert(ERR_PERIPHINIT);
+    }
 
-	if (HAL_TIM_OC_Init(&htim17) != HAL_OK)
-	{
-		error_assert(ERR_PERIPHINIT);
-	}
+    if (HAL_TIM_OC_Init(&htim17) != HAL_OK)
+    {
+        error_assert(ERR_PERIPHINIT);
+    }
 
-	sConfigOC.OCMode = TIM_OCMODE_TOGGLE; //TIM_OCMODE_PWM1;
-	sConfigOC.Pulse = 200;
-	sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
-	sConfigOC.OCNPolarity = TIM_OCNPOLARITY_LOW;
-	sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
-	sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
-	sConfigOC.OCNIdleState = TIM_OCIDLESTATE_SET;
-	if (HAL_TIM_OC_ConfigChannel(&htim17, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
-	{
-		error_assert(ERR_PERIPHINIT);
-	}
+    sConfigOC.OCMode = TIM_OCMODE_TOGGLE; //TIM_OCMODE_PWM1;
+    sConfigOC.Pulse = 200;
+    sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
+    sConfigOC.OCNPolarity = TIM_OCNPOLARITY_LOW;
+    sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
+    sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
+    sConfigOC.OCNIdleState = TIM_OCIDLESTATE_SET;
+    if (HAL_TIM_OC_ConfigChannel(&htim17, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
+    {
+        error_assert(ERR_PERIPHINIT);
+    }
 
-	sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
-	sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
-	sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
-	sBreakDeadTimeConfig.DeadTime = 0;
-	sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
-	sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
-	sBreakDeadTimeConfig.BreakFilter = 0;
-	sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
-	if (HAL_TIMEx_ConfigBreakDeadTime(&htim17, &sBreakDeadTimeConfig) != HAL_OK)
-	{
-		error_assert(ERR_PERIPHINIT);
-	}
+    sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
+    sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
+    sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
+    sBreakDeadTimeConfig.DeadTime = 0;
+    sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
+    sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
+    sBreakDeadTimeConfig.BreakFilter = 0;
+    sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
+    if (HAL_TIMEx_ConfigBreakDeadTime(&htim17, &sBreakDeadTimeConfig) != HAL_OK)
+    {
+        error_assert(ERR_PERIPHINIT);
+    }
 
     HAL_NVIC_SetPriority(TIM1_TRG_COM_TIM17_IRQn, 0, 0);
     HAL_NVIC_EnableIRQ(TIM1_TRG_COM_TIM17_IRQn);
 
 
-	HAL_TIM_OC_Start_IT(&htim17, TIM_CHANNEL_1);
+    HAL_TIM_OC_Start_IT(&htim17, TIM_CHANNEL_1);
     __HAL_TIM_ENABLE_IT(&htim17, TIM_IT_UPDATE);
 
 }
@@ -90,21 +90,21 @@ void pwmout_init(void)
 // also duty cycling isn't working correctly...
 void pwmout_process(int16_t duty)
 {
-	if(duty == 0)
-	{
-		HAL_GPIO_WritePin(SSR, 0);
-		HAL_GPIO_WritePin(LED, 0);
-	}
-	if(duty < 0)
-		duty = 0;
+    if(duty == 0)
+    {
+        HAL_GPIO_WritePin(SSR, 0);
+        HAL_GPIO_WritePin(LED, 0);
+    }
+    if(duty < 0)
+        duty = 0;
 
 
-	htim17.Instance->CCR1 = duty; //duty;
+    htim17.Instance->CCR1 = duty; //duty;
 }
 
 
 // Accessor for timer handle
 TIM_HandleTypeDef* pwmout_get_tim(void)
 {
-	return &htim17;
+    return &htim17;
 }