diff --git a/Core/Src/main.c b/Core/Src/main.c
index f3c553b..eecaf0c 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -246,7 +246,6 @@ static void MX_TIM5_Init(void)
   /* USER CODE END TIM5_Init 0 */
 
   TIM_ClockConfigTypeDef sClockSourceConfig = {0};
-  TIM_SlaveConfigTypeDef sSlaveConfig = {0};
   TIM_MasterConfigTypeDef sMasterConfig = {0};
   TIM_IC_InitTypeDef sConfigIC = {0};
 
@@ -272,14 +271,6 @@ static void MX_TIM5_Init(void)
   {
     Error_Handler();
   }
-  sSlaveConfig.SlaveMode = TIM_SLAVEMODE_TRIGGER;
-  sSlaveConfig.InputTrigger = TIM_TS_TI2FP2;
-  sSlaveConfig.TriggerPolarity = TIM_INPUTCHANNELPOLARITY_RISING;
-  sSlaveConfig.TriggerFilter = 0;
-  if (HAL_TIM_SlaveConfigSynchro(&htim5, &sSlaveConfig) != HAL_OK)
-  {
-    Error_Handler();
-  }
   sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
   sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_ENABLE;
   if (HAL_TIMEx_MasterConfigSynchronization(&htim5, &sMasterConfig) != HAL_OK)
@@ -294,6 +285,7 @@ static void MX_TIM5_Init(void)
   {
     Error_Handler();
   }
+  sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_FALLING;
   sConfigIC.ICSelection = TIM_ICSELECTION_INDIRECTTI;
   if (HAL_TIM_IC_ConfigChannel(&htim5, &sConfigIC, TIM_CHANNEL_2) != HAL_OK)
   {
@@ -321,9 +313,9 @@ static void MX_TIM11_Init(void)
 
   /* USER CODE END TIM11_Init 1 */
   htim11.Instance = TIM11;
-  htim11.Init.Prescaler = 0;
+  htim11.Init.Prescaler = 95;
   htim11.Init.CounterMode = TIM_COUNTERMODE_UP;
-  htim11.Init.Period = 65535;
+  htim11.Init.Period = 10000;
   htim11.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
   htim11.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
   if (HAL_TIM_Base_Init(&htim11) != HAL_OK)
diff --git a/Core/Src/stm32f4xx_hal_msp.c b/Core/Src/stm32f4xx_hal_msp.c
index a1f20ab..8da21d0 100644
--- a/Core/Src/stm32f4xx_hal_msp.c
+++ b/Core/Src/stm32f4xx_hal_msp.c
@@ -144,9 +144,8 @@ void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
     __HAL_RCC_GPIOA_CLK_ENABLE();
     /**TIM5 GPIO Configuration
     PA0-WKUP     ------> TIM5_CH1
-    PA1     ------> TIM5_CH2
     */
-    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
+    GPIO_InitStruct.Pin = GPIO_PIN_0;
     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
     GPIO_InitStruct.Pull = GPIO_NOPULL;
     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
@@ -236,9 +235,8 @@ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
 
     /**TIM5 GPIO Configuration
     PA0-WKUP     ------> TIM5_CH1
-    PA1     ------> TIM5_CH2
     */
-    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0|GPIO_PIN_1);
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0);
 
     /* TIM5 DMA DeInit */
     HAL_DMA_DeInit(htim_base->hdma[TIM_DMA_ID_CC1]);
diff --git a/README.md b/README.md
index a8976b6..3154d05 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,11 @@
 
 # Hardware
 
-... картинки из куба ...
+## MCU Pinout
+![MCU Pinout](images/pinout.png)
+
+## MCU Clocks
+![MCU Clocks](images/clocks.png)
 
 # Software
 
diff --git a/f411-pulse-recorder.ioc b/f411-pulse-recorder.ioc
index 736cff3..af7b3cd 100644
--- a/f411-pulse-recorder.ioc
+++ b/f411-pulse-recorder.ioc
@@ -44,26 +44,24 @@ Mcu.Name=STM32F411C(C-E)Ux
 Mcu.Package=UFQFPN48
 Mcu.Pin0=PC13-ANTI_TAMP
 Mcu.Pin1=PC14-OSC32_IN
-Mcu.Pin10=PA13
-Mcu.Pin11=PA14
-Mcu.Pin12=VP_SYS_VS_Systick
-Mcu.Pin13=VP_TIM2_VS_ClockSourceINT
-Mcu.Pin14=VP_TIM2_VS_indirect_ch1
-Mcu.Pin15=VP_TIM5_VS_ControllerModeTrigger
-Mcu.Pin16=VP_TIM5_VS_ClockSourceINT
-Mcu.Pin17=VP_TIM5_VS_indirect_ch1
-Mcu.Pin18=VP_TIM11_VS_ClockSourceINT
-Mcu.Pin19=VP_TIM11_VS_OPM
+Mcu.Pin10=PA14
+Mcu.Pin11=VP_SYS_VS_Systick
+Mcu.Pin12=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin13=VP_TIM2_VS_indirect_ch1
+Mcu.Pin14=VP_TIM5_VS_ClockSourceINT
+Mcu.Pin15=VP_TIM5_VS_indirect_ch1
+Mcu.Pin16=VP_TIM11_VS_ClockSourceINT
+Mcu.Pin17=VP_TIM11_VS_OPM
+Mcu.Pin18=VP_USB_DEVICE_VS_USB_DEVICE_CDC_FS
 Mcu.Pin2=PC15-OSC32_OUT
-Mcu.Pin20=VP_USB_DEVICE_VS_USB_DEVICE_CDC_FS
 Mcu.Pin3=PH0 - OSC_IN
 Mcu.Pin4=PH1 - OSC_OUT
 Mcu.Pin5=PA0-WKUP
-Mcu.Pin6=PA1
-Mcu.Pin7=PA5
-Mcu.Pin8=PA11
-Mcu.Pin9=PA12
-Mcu.PinsNb=21
+Mcu.Pin6=PA5
+Mcu.Pin7=PA11
+Mcu.Pin8=PA12
+Mcu.Pin9=PA13
+Mcu.PinsNb=19
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F411CEUx
@@ -87,7 +85,6 @@ NVIC.TIM2_IRQn=true\:1\:0\:true\:false\:true\:true\:true\:true
 NVIC.TIM5_IRQn=true\:1\:0\:true\:false\:true\:true\:true\:true
 NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 PA0-WKUP.Signal=S_TIM5_CH1
-PA1.Signal=S_TIM5_CH2
 PA11.Mode=Device_Only
 PA11.Signal=USB_OTG_FS_DM
 PA12.Mode=Device_Only
@@ -138,7 +135,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=STM32CubeIDE
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_TIM2_Init-TIM2-false-HAL-true,5-MX_TIM5_Init-TIM5-false-HAL-true,6-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL-false
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_TIM2_Init-TIM2-false-HAL-true,5-MX_TIM5_Init-TIM5-false-HAL-true,6-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL-false,7-MX_TIM11_Init-TIM11-false-HAL-true
 RCC.48MHZClocksFreq_Value=48000000
 RCC.AHBFreq_Value=96000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV2
@@ -173,15 +170,17 @@ SH.S_TIM2_CH1_ETR.0=TIM2_CH1,Input_Capture1_from_TI1
 SH.S_TIM2_CH1_ETR.ConfNb=1
 SH.S_TIM5_CH1.0=TIM5_CH1,Input_Capture1_from_TI1
 SH.S_TIM5_CH1.ConfNb=1
-SH.S_TIM5_CH2.0=TIM5_CH2,TriggerSource_TI2FP2
-SH.S_TIM5_CH2.ConfNb=1
+TIM11.IPParameters=Prescaler,Period
+TIM11.Period=10000
+TIM11.Prescaler=95
 TIM2.Channel-Input_Capture1_from_TI1=TIM_CHANNEL_1
 TIM2.Channel-Input_Capture2_from_TI1_63=TIM_CHANNEL_2
 TIM2.IPParameters=Channel-Input_Capture1_from_TI1,Channel-Input_Capture2_from_TI1_63,TIM_MasterOutputTrigger
 TIM2.TIM_MasterOutputTrigger=TIM_TRGO_OC2REF
 TIM5.Channel-Input_Capture1_from_TI1=TIM_CHANNEL_1
 TIM5.Channel-Input_Capture2_from_TI1_63=TIM_CHANNEL_2
-TIM5.IPParameters=Channel-Input_Capture1_from_TI1,Channel-Input_Capture2_from_TI1_63,TIM_MasterSlaveMode
+TIM5.ICPolarity_CH2=TIM_INPUTCHANNELPOLARITY_FALLING
+TIM5.IPParameters=Channel-Input_Capture1_from_TI1,Channel-Input_Capture2_from_TI1_63,TIM_MasterSlaveMode,ICPolarity_CH2
 TIM5.TIM_MasterSlaveMode=TIM_MASTERSLAVEMODE_ENABLE
 USB_DEVICE.CLASS_NAME_FS=CDC
 USB_DEVICE.IPParameters=VirtualMode,VirtualModeFS,CLASS_NAME_FS,MANUFACTURER_STRING,PRODUCT_STRING_CDC_FS
@@ -203,8 +202,6 @@ VP_TIM2_VS_indirect_ch1.Mode=Input_Capture2_from_TI1_63
 VP_TIM2_VS_indirect_ch1.Signal=TIM2_VS_indirect_ch1
 VP_TIM5_VS_ClockSourceINT.Mode=Internal
 VP_TIM5_VS_ClockSourceINT.Signal=TIM5_VS_ClockSourceINT
-VP_TIM5_VS_ControllerModeTrigger.Mode=Trigger Mode
-VP_TIM5_VS_ControllerModeTrigger.Signal=TIM5_VS_ControllerModeTrigger
 VP_TIM5_VS_indirect_ch1.Mode=Input_Capture2_from_TI1_63
 VP_TIM5_VS_indirect_ch1.Signal=TIM5_VS_indirect_ch1
 VP_USB_DEVICE_VS_USB_DEVICE_CDC_FS.Mode=CDC_FS
diff --git a/images/clocks.png b/images/clocks.png
new file mode 100644
index 0000000..6dbb7bb
Binary files /dev/null and b/images/clocks.png differ
diff --git a/images/pinout.png b/images/pinout.png
new file mode 100644
index 0000000..d36c25b
Binary files /dev/null and b/images/pinout.png differ