diff --git a/cube/output/ttt2/Inc/mxconstants.h b/cube/output/ttt2/Inc/mxconstants.h
index dfdc0e6..365bd91 100644
--- a/cube/output/ttt2/Inc/mxconstants.h
+++ b/cube/output/ttt2/Inc/mxconstants.h
@@ -45,6 +45,8 @@
 #define LED_GPIO_Port GPIOC
 #define ERROR_Pin GPIO_PIN_14
 #define ERROR_GPIO_Port GPIOC
+#define BUZZER_Pin GPIO_PIN_8
+#define BUZZER_GPIO_Port GPIOA
 #define ROTARY_B_Pin GPIO_PIN_3
 #define ROTARY_B_GPIO_Port GPIOB
 #define ROTARY_A_Pin GPIO_PIN_4
diff --git a/cube/output/ttt2/Inc/stm32f1xx_hal_conf.h b/cube/output/ttt2/Inc/stm32f1xx_hal_conf.h
index 21d3f49..31f1dd2 100644
--- a/cube/output/ttt2/Inc/stm32f1xx_hal_conf.h
+++ b/cube/output/ttt2/Inc/stm32f1xx_hal_conf.h
@@ -77,7 +77,7 @@
 /*#define HAL_SMARTCARD_MODULE_ENABLED   */
 #define HAL_SPI_MODULE_ENABLED
 /*#define HAL_SRAM_MODULE_ENABLED   */
-/*#define HAL_TIM_MODULE_ENABLED   */
+#define HAL_TIM_MODULE_ENABLED
 /*#define HAL_UART_MODULE_ENABLED   */
 /*#define HAL_USART_MODULE_ENABLED   */
 /*#define HAL_WWDG_MODULE_ENABLED   */
diff --git a/cube/output/ttt2/Src/main.c b/cube/output/ttt2/Src/main.c
index 5c6ecbe..75ccf74 100644
--- a/cube/output/ttt2/Src/main.c
+++ b/cube/output/ttt2/Src/main.c
@@ -42,6 +42,8 @@ ADC_HandleTypeDef hadc1;
 
 SPI_HandleTypeDef hspi1;
 
+TIM_HandleTypeDef htim1;
+
 /* USER CODE BEGIN PV */
 /* Private variables ---------------------------------------------------------*/
 
@@ -53,6 +55,10 @@ void Error_Handler(void);
 static void MX_GPIO_Init(void);
 static void MX_ADC1_Init(void);
 static void MX_SPI1_Init(void);
+static void MX_TIM1_Init(void);
+
+void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);
+                
 
 /* USER CODE BEGIN PFP */
 /* Private function prototypes -----------------------------------------------*/
@@ -82,6 +88,7 @@ int main(void)
   MX_GPIO_Init();
   MX_ADC1_Init();
   MX_SPI1_Init();
+  MX_TIM1_Init();
 
   /* USER CODE BEGIN 2 */
 
@@ -201,6 +208,72 @@ static void MX_SPI1_Init(void)
 
 }
 
+/* TIM1 init function */
+static void MX_TIM1_Init(void)
+{
+
+  TIM_ClockConfigTypeDef sClockSourceConfig;
+  TIM_MasterConfigTypeDef sMasterConfig;
+  TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig;
+  TIM_OC_InitTypeDef sConfigOC;
+
+  htim1.Instance = TIM1;
+  htim1.Init.Prescaler = 36;
+  htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
+  htim1.Init.Period = 1000;
+  htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+  htim1.Init.RepetitionCounter = 0;
+  if (HAL_TIM_Base_Init(&htim1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
+  if (HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  if (HAL_TIM_OC_Init(&htim1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
+  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
+  if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  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.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
+  if (HAL_TIMEx_ConfigBreakDeadTime(&htim1, &sBreakDeadTimeConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  sConfigOC.OCMode = TIM_OCMODE_TOGGLE;
+  sConfigOC.Pulse = 10000;
+  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
+  sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
+  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
+  sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
+  sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
+  if (HAL_TIM_OC_ConfigChannel(&htim1, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  HAL_TIM_MspPostInit(&htim1);
+
+}
+
 /** Configure pins as 
         * Analog 
         * Input 
diff --git a/cube/output/ttt2/Src/stm32f1xx_hal_msp.c b/cube/output/ttt2/Src/stm32f1xx_hal_msp.c
index f46cf68..79c7c37 100644
--- a/cube/output/ttt2/Src/stm32f1xx_hal_msp.c
+++ b/cube/output/ttt2/Src/stm32f1xx_hal_msp.c
@@ -185,6 +185,65 @@ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
 
 }
 
+void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
+{
+
+  if(htim_base->Instance==TIM1)
+  {
+  /* USER CODE BEGIN TIM1_MspInit 0 */
+
+  /* USER CODE END TIM1_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_TIM1_CLK_ENABLE();
+  /* USER CODE BEGIN TIM1_MspInit 1 */
+
+  /* USER CODE END TIM1_MspInit 1 */
+  }
+
+}
+
+void HAL_TIM_MspPostInit(TIM_HandleTypeDef* htim)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct;
+  if(htim->Instance==TIM1)
+  {
+  /* USER CODE BEGIN TIM1_MspPostInit 0 */
+
+  /* USER CODE END TIM1_MspPostInit 0 */
+  
+    /**TIM1 GPIO Configuration    
+    PA8     ------> TIM1_CH1 
+    */
+    GPIO_InitStruct.Pin = BUZZER_Pin;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    HAL_GPIO_Init(BUZZER_GPIO_Port, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN TIM1_MspPostInit 1 */
+
+  /* USER CODE END TIM1_MspPostInit 1 */
+  }
+
+}
+
+void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
+{
+
+  if(htim_base->Instance==TIM1)
+  {
+  /* USER CODE BEGIN TIM1_MspDeInit 0 */
+
+  /* USER CODE END TIM1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_TIM1_CLK_DISABLE();
+  }
+  /* USER CODE BEGIN TIM1_MspDeInit 1 */
+
+  /* USER CODE END TIM1_MspDeInit 1 */
+
+}
+
 /* USER CODE BEGIN 1 */
 
 /* USER CODE END 1 */
diff --git a/cube/output/ttt2/ttt2.ioc b/cube/output/ttt2/ttt2.ioc
index 2c7a510..74988cb 100644
--- a/cube/output/ttt2/ttt2.ioc
+++ b/cube/output/ttt2/ttt2.ioc
@@ -22,28 +22,31 @@ Mcu.IP1=NVIC
 Mcu.IP2=RCC
 Mcu.IP3=SPI1
 Mcu.IP4=SYS
-Mcu.IPNb=5
+Mcu.IP5=TIM1
+Mcu.IPNb=6
 Mcu.Name=STM32F103C(8-B)Tx
 Mcu.Package=LQFP48
 Mcu.Pin0=PC13-TAMPER-RTC
 Mcu.Pin1=PC14-OSC32_IN
-Mcu.Pin10=PB3
-Mcu.Pin11=PB4
-Mcu.Pin12=PB5
-Mcu.Pin13=PB6
-Mcu.Pin14=PB7
-Mcu.Pin15=PB8
-Mcu.Pin16=PB9
-Mcu.Pin17=VP_SYS_VS_Systick
+Mcu.Pin10=PA14
+Mcu.Pin11=PB3
+Mcu.Pin12=PB4
+Mcu.Pin13=PB5
+Mcu.Pin14=PB6
+Mcu.Pin15=PB7
+Mcu.Pin16=PB8
+Mcu.Pin17=PB9
+Mcu.Pin18=VP_SYS_VS_Systick
+Mcu.Pin19=VP_TIM1_VS_ClockSourceINT
 Mcu.Pin2=PD0-OSC_IN
 Mcu.Pin3=PD1-OSC_OUT
 Mcu.Pin4=PA0-WKUP
 Mcu.Pin5=PA5
 Mcu.Pin6=PA6
 Mcu.Pin7=PA7
-Mcu.Pin8=PA13
-Mcu.Pin9=PA14
-Mcu.PinsNb=18
+Mcu.Pin8=PA8
+Mcu.Pin9=PA13
+Mcu.PinsNb=20
 Mcu.UserConstants=
 Mcu.UserName=STM32F103C8Tx
 MxCube.Version=4.16.1
@@ -72,6 +75,9 @@ PA6.Mode=Full_Duplex_Master
 PA6.Signal=SPI1_MISO
 PA7.Mode=Full_Duplex_Master
 PA7.Signal=SPI1_MOSI
+PA8.GPIOParameters=GPIO_Label
+PA8.GPIO_Label=BUZZER
+PA8.Signal=S_TIM1_CH1
 PB3.GPIOParameters=GPIO_PuPd,GPIO_Label,GPIO_ModeDefaultEXTI
 PB3.GPIO_Label=ROTARY_B
 PB3.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_RISING_FALLING
@@ -152,7 +158,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=SW4STM32
 ProjectManager.ToolChainLocation=/home/wn/workspace-stm32/ttt2/cube/output/ttt2
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false,2-MX_ADC1_Init-ADC1-false,3-MX_SPI1_Init-SPI1-false
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false,2-MX_ADC1_Init-ADC1-false,3-MX_SPI1_Init-SPI1-false,4-MX_TIM1_Init-TIM1-false
 RCC.ADCFreqValue=12000000
 RCC.ADCPresc=RCC_ADCPCLK2_DIV6
 RCC.AHBFreq_Value=72000000
@@ -184,12 +190,21 @@ SH.GPXTI4.0=GPIO_EXTI4
 SH.GPXTI4.ConfNb=1
 SH.GPXTI5.0=GPIO_EXTI5
 SH.GPXTI5.ConfNb=1
+SH.S_TIM1_CH1.0=TIM1_CH1,Output Compare1 CH1
+SH.S_TIM1_CH1.ConfNb=1
 SPI1.BaudRatePrescaler=SPI_BAUDRATEPRESCALER_16
 SPI1.CLKPhase=SPI_PHASE_2EDGE
 SPI1.CLKPolarity=SPI_POLARITY_HIGH
 SPI1.CalculateBaudRate=4.5 MBits/s
 SPI1.IPParameters=Mode,CalculateBaudRate,BaudRatePrescaler,CLKPolarity,CLKPhase
 SPI1.Mode=SPI_MODE_MASTER
+TIM1.IPParameters=OCMode_1,Pulse-Output Compare1 CH1,Prescaler,Period
+TIM1.OCMode_1=TIM_OCMODE_TOGGLE
+TIM1.Period=1000
+TIM1.Prescaler=36
+TIM1.Pulse-Output\ Compare1\ CH1=10000
 VP_SYS_VS_Systick.Mode=SysTick
 VP_SYS_VS_Systick.Signal=SYS_VS_Systick
+VP_TIM1_VS_ClockSourceINT.Mode=Internal
+VP_TIM1_VS_ClockSourceINT.Signal=TIM1_VS_ClockSourceINT
 board=ttt2
diff --git a/include/mxconstants.h b/include/mxconstants.h
index dfdc0e6..365bd91 100644
--- a/include/mxconstants.h
+++ b/include/mxconstants.h
@@ -45,6 +45,8 @@
 #define LED_GPIO_Port GPIOC
 #define ERROR_Pin GPIO_PIN_14
 #define ERROR_GPIO_Port GPIOC
+#define BUZZER_Pin GPIO_PIN_8
+#define BUZZER_GPIO_Port GPIOA
 #define ROTARY_B_Pin GPIO_PIN_3
 #define ROTARY_B_GPIO_Port GPIOB
 #define ROTARY_A_Pin GPIO_PIN_4
diff --git a/include/stm32f1xx_hal_conf.h b/include/stm32f1xx_hal_conf.h
index 21d3f49..31f1dd2 100644
--- a/include/stm32f1xx_hal_conf.h
+++ b/include/stm32f1xx_hal_conf.h
@@ -77,7 +77,7 @@
 /*#define HAL_SMARTCARD_MODULE_ENABLED   */
 #define HAL_SPI_MODULE_ENABLED
 /*#define HAL_SRAM_MODULE_ENABLED   */
-/*#define HAL_TIM_MODULE_ENABLED   */
+#define HAL_TIM_MODULE_ENABLED
 /*#define HAL_UART_MODULE_ENABLED   */
 /*#define HAL_USART_MODULE_ENABLED   */
 /*#define HAL_WWDG_MODULE_ENABLED   */
diff --git a/my_src/alarm.c b/my_src/alarm.c
index c51ed85..883c7bc 100644
--- a/my_src/alarm.c
+++ b/my_src/alarm.c
@@ -7,6 +7,72 @@
 
 
 #include "stm32f1xx_hal.h"
+#include <PontCoopScheduler.h>
+#include "alarm.h"
+
+
+extern TIM_HandleTypeDef htim1;
+
+
+typedef struct {
+  uint16_t f;
+  uint8_t inUse;
+} tBuzzerHandle;
+
+tBuzzerHandle buzzerHandle;
+
+
+static void startBuzzer(uint16_t f) {
+  HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
+  __HAL_TIM_SET_COUNTER(&htim1, 0);
+  __HAL_TIM_SET_AUTORELOAD(&htim1, f);
+  HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
+}
+
+static void stopBuzzer() {
+  HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
+}
+
+
+
+void buzzerTest(void *handle) {
+  static enum {BUZZER_OFF, BUZZER_LOW, BUZZER_HIGH} state = BUZZER_OFF;
+
+  switch (state) {
+  case BUZZER_OFF:
+    HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
+    state = BUZZER_LOW;
+    break;
+  case BUZZER_LOW:
+    HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
+    __HAL_TIM_SET_COUNTER(&htim1, 0);
+    __HAL_TIM_SET_AUTORELOAD(&htim1, 2000);
+    HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
+    state = BUZZER_HIGH;
+    break;
+  case BUZZER_HIGH:
+    HAL_TIM_OC_Stop(&htim1, TIM_CHANNEL_1);
+    __HAL_TIM_SET_COUNTER(&htim1, 0);
+    __HAL_TIM_SET_AUTORELOAD(&htim1, 1000);
+    HAL_TIM_OC_Start(&htim1, TIM_CHANNEL_1);
+    state = BUZZER_OFF;
+    break;
+  }
+}
+
+void stopBuzzing(void *handle) {
+  stopBuzzer();
+}
+
+void buzz(void *handle) {
+  tBuzzerHandle *lBuzzerHandle = (tBuzzerHandle*) handle;
+  startBuzzer(lBuzzerHandle->f);
+  schAdd(stopBuzzing, NULL, 100, 0);
+}
+
+void alarmInit() {
+//  schAdd(buzzerTest, NULL, 0, 5000);
+}
 
 
 void blink(void *handle) {
@@ -14,11 +80,24 @@ void blink(void *handle) {
 }
 
 
-void enableAlarm() {
+
+void enableAlarm(tAlarmType alarmType) {
   schAdd(blink, NULL, 0, 100);
+
+  uint16_t f;
+  if (alarmType == TIME_ALARM) {
+    buzzerHandle.f = 4000;
+  } else {
+    buzzerHandle.f = 2000;
+  }
+  if (buzzerHandle.inUse == 0) {
+    buzzerHandle.inUse = 1;
+    schAdd(buzz, &buzzerHandle, 0, 10000);
+  }
 }
 
 void disableAlarm() {
   schDel(blink, NULL);
   HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, RESET);
+  schDel(buzz, &buzzerHandle);
 }
diff --git a/my_src/alarm.h b/my_src/alarm.h
index 389663f..d17f0b7 100644
--- a/my_src/alarm.h
+++ b/my_src/alarm.h
@@ -9,7 +9,13 @@
 #define ALARM_H_
 
 
-void enableAlarm();
+typedef enum {
+  TIME_ALARM,
+  TEMPERATURE_ALARM
+} tAlarmType;
+
+void alarmInit();
+void enableAlarm(tAlarmType alarmType);
 void disableAlarm();
 
 
diff --git a/my_src/eeprom.c b/my_src/eeprom.c
index c3e389c..d0fb9fb 100644
--- a/my_src/eeprom.c
+++ b/my_src/eeprom.c
@@ -82,7 +82,7 @@ void eepromWrite(uint16_t addr, uint8_t *buf, uint8_t len) {
   eepromWren();
 
   __EEPROM_CS(LOW);
-  HAL_SPI_Transmit(&hspi1, &msg, ((uint16_t)(len+3)), HAL_MAX_DELAY);
+  HAL_SPI_Transmit(&hspi1, &msg, ((uint16_t)(len+3+1)), HAL_MAX_DELAY);
   __EEPROM_CS(HIGH);
 }
 
@@ -98,7 +98,7 @@ void eepromRead(uint16_t addr, uint8_t *buf, uint8_t len) {
     rxMsg;
 
   __EEPROM_CS(LOW);
-  HAL_SPI_TransmitReceive(&hspi1, &txMsg, &rxMsg, ((uint16_t)(len+3)), HAL_MAX_DELAY);
+  HAL_SPI_TransmitReceive(&hspi1, &txMsg, &rxMsg, ((uint16_t)(len+3+1)), HAL_MAX_DELAY);
   __EEPROM_CS(HIGH);
 
   memcpy(buf, rxMsg.data, len);
diff --git a/my_src/eeprom.h b/my_src/eeprom.h
index 9b246e6..e9884ec 100644
--- a/my_src/eeprom.h
+++ b/my_src/eeprom.h
@@ -11,7 +11,7 @@
 #include "stm32f1xx_hal.h"
 
 
-#define STORAGE_ADDRESS 0x10
+#define STORAGE_ADDRESS 0x20
 
 void eepromWrite(uint16_t addr, uint8_t *buf, uint8_t len);
 void eepromRead(uint16_t addr, uint8_t *buf, uint8_t len);
diff --git a/my_src/hmi.c b/my_src/hmi.c
index 045a20e..8d212eb 100644
--- a/my_src/hmi.c
+++ b/my_src/hmi.c
@@ -15,7 +15,8 @@
 
 
 
-const uint32_t STORAGE_MAGIC = 0xaffe0002;
+const uint32_t STORAGE_MAGIC = 0xaffe000a;
+
 
 
 
@@ -65,7 +66,7 @@ void updateDisplay(void *handle) {
 //  sprintf(buf, "%d %d %d", c, i, i-h);
 //  h = i;
 //  c++;
-//  LED_P8x16Str(0, 6, buf);
+  LED_P8x16Str(0, 6, buf);
 }
 
 
@@ -76,13 +77,16 @@ void hmiInit() {
     display.targetTime = storage.savedTime;
   } else {
     storage.magic = STORAGE_MAGIC;
-    storage.savedTemperature = 0;
-    storage.savedTime = 0;
+    storage.savedTemperature = 80;
+    storage.savedTime = 90;
     eepromWrite(STORAGE_ADDRESS, &storage, sizeof(storage));
+
+//    eepromRead(STORAGE_ADDRESS, &storage, sizeof(storage));
+    display.targetTemperature = storage.savedTemperature;
+    display.targetTime = storage.savedTime;
   }
 
   schAdd(updateDisplay, &display, 0, 250);
-
 }
 
 void clearSetMode(void *handle) {
diff --git a/my_src/main2.c b/my_src/main2.c
index 067b90f..3cb51d2 100644
--- a/my_src/main2.c
+++ b/my_src/main2.c
@@ -23,7 +23,7 @@
 
 #include "oled.h"
 #include "timer.h"
-
+#include "alarm.h"
 
 
 void my_setup_1() {
@@ -47,7 +47,7 @@ void my_setup_2() {
   hmiInit();
   timerInit();
   oledInit();
-
+  alarmInit();
 }
 
 
diff --git a/my_src/timer.c b/my_src/timer.c
index a6bff03..90eecfa 100644
--- a/my_src/timer.c
+++ b/my_src/timer.c
@@ -5,9 +5,11 @@
  *      Author: wn
  */
 
-#include <hmi.h>
+#include "hmi.h"
 #include "timer.h"
 #include "alarm.h"
+#include <PontCoopScheduler.h>
+
 
 
 extern tDisplay display;
@@ -32,7 +34,7 @@ void secondTick(void *handle) {
   case RUNNING:
     lDisplay->currentTime -= 1;
     if (lDisplay->currentTime == 0) {
-      enableAlarm();
+      enableAlarm(TIME_ALARM);
       lDisplay->timerState = OVERRUN;
     }
     break;