diff --git a/src/system.c b/src/system.c
--- a/src/system.c
+++ b/src/system.c
@@ -16,32 +16,37 @@ void sysclock_init(void)
 
 
 
-	// 8mhz HSE
 	RCC_OscInitTypeDef RCC_OscInitStruct;
-	RCC_ClkInitTypeDef RCC_ClkInitStruct;
+	  RCC_ClkInitTypeDef RCC_ClkInitStruct;
+	  RCC_PeriphCLKInitTypeDef PeriphClkInit;
 
-	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_LSI;
-	RCC_OscInitStruct.HSEState = RCC_HSE_ON;
-	RCC_OscInitStruct.LSIState = RCC_LSI_ON;
-	RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV4;
-	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
-	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
-	RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL2; // was mul6
-	HAL_RCC_OscConfig(&RCC_OscInitStruct);
+	  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+	  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+	  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
+	  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+	  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+	  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL3;
+	  HAL_RCC_OscConfig(&RCC_OscInitStruct);
 
-	RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1;
-	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
-	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
-	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
-	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
-	HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
+	  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+	                              |RCC_CLOCKTYPE_PCLK1;
+	  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+	  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV2;
+	  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+	  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+	  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0);
 
-	HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
+	  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB|RCC_PERIPHCLK_ADC1;
+	  PeriphClkInit.USBClockSelection = RCC_USBPLLCLK_DIV1;
+	  PeriphClkInit.Adc1ClockSelection = RCC_ADC1PLLCLK_DIV1;
+	  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
 
-	HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+	  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
 
-	/* SysTick_IRQn interrupt configuration */
-	HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
+	  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+
+	  /* SysTick_IRQn interrupt configuration */
+	  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);