diff --git a/ADCftPWM.ioc b/ADCftPWM.ioc
index 2637490..035f5df 100644
--- a/ADCftPWM.ioc
+++ b/ADCftPWM.ioc
@@ -9,6 +9,7 @@ CAD.formats=
 CAD.pinconfig=
 CAD.provider=
 File.Version=6
+GPIO.groupedBy=Group By Peripherals
 KeepUserPlacement=false
 Mcu.CPN=STM32F429ZIT6
 Mcu.Family=STM32F4
@@ -92,7 +93,7 @@ ProjectManager.ToolChainLocation=
 ProjectManager.UAScriptAfterPath=
 ProjectManager.UAScriptBeforePath=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_ADC1_Init-ADC1-false-HAL-true,4-MX_TIM1_Init-TIM1-false-HAL-true
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_ADC1_Init-ADC1-false-HAL-true,4-MX_TIM1_Init-TIM1-false-HAL-true,5-MX_USART1_UART_Init-USART1-false-HAL-true
 RCC.48MHZClocksFreq_Value=22857142.85714286
 RCC.AHBFreq_Value=80000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV2
@@ -139,7 +140,7 @@ SH.S_TIM1_CH4.0=TIM1_CH4,PWM Generation4 CH4
 SH.S_TIM1_CH4.ConfNb=1
 TIM1.Channel-PWM\ Generation4\ CH4=TIM_CHANNEL_4
 TIM1.IPParameters=Channel-PWM Generation4 CH4,Period
-TIM1.Period=7999
+TIM1.Period=65534
 USART1.IPParameters=VirtualMode
 USART1.VirtualMode=VM_ASYNC
 VP_SYS_VS_Systick.Mode=SysTick
diff --git a/Core/Src/main.c b/Core/Src/main.c
index 1bd9ada..1b106b8 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -18,7 +18,6 @@
 /* USER CODE END Header */
 /* Includes ------------------------------------------------------------------*/
 #include "main.h"
-#include "stm32f4xx_hal_uart.h"
 
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
@@ -51,7 +50,7 @@ UART_HandleTypeDef huart1;
 
 /* USER CODE BEGIN PV */
 uint16_t duty;
-int ctr = 7999; // or 65534?
+int ctr = 65534; // or 65534?
 
 /* USER CODE END PV */
 
@@ -131,6 +130,7 @@ int main(void)
     proc *= ctr;
     duty = (uint16_t)proc;
 
+    printf("\x1B[2J\x1B[H"); /* ANSI: clear tty */
     printf("duty:%u        proc:%u        raw:%u\r\n", duty, (uint16_t)proc, val_raw);
     //printf("duty:%u        raw:%u\r\n", duty, val_raw);
 
@@ -297,7 +297,7 @@ static void MX_TIM1_Init(void)
   htim1.Instance = TIM1;
   htim1.Init.Prescaler = 0;
   htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
-  htim1.Init.Period = 7999;
+  htim1.Init.Period = 65534;
   htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
   htim1.Init.RepetitionCounter = 0;
   htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
diff --git a/Makefile b/Makefile
index bcd6281..2a28bfd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 ##########################################################################################################################
-# File automatically-generated by tool: [projectgenerator] version: [4.7.0-B52] date: [Thu Dec 18 20:23:08 CST 2025] 
+# File automatically-generated by tool: [projectgenerator] version: [4.7.0-B52] date: [Thu Dec 18 21:09:08 CST 2025] 
 ##########################################################################################################################
 
 # ------------------------------------------------