标题: STM32F030 temperature source code源码下载 [打印本页]
作者: suchas3    时间: 2018-11-13 10:26
标题: STM32F030 temperature source code源码下载
STM32F030
Read the temperature sensor through ADC


  1. /* Includes ------------------------------------------------------------------*/
  2. #include "main.h"
  3. #include "stdio.h"

  5. /** @addtogroup STM32F0308-Discovery_Demo
  6.   * @{
  7.   */

  9. /* Private typedef -----------------------------------------------------------*/
  10. /* Private define ------------------------------------------------------------*/
  11. /* Private macro -------------------------------------------------------------*/
  12. /* Private variables ---------------------------------------------------------*/
  13. static __IO uint32_t TimingDelay;
  14. uint8_t BlinkSpeed = 0;

  16. /* Private function prototypes -----------------------------------------------*/
  17. /* Private functions ---------------------------------------------------------*/

  19. /**
  20.   * @brief  Main program.
  21.   * @param  None
  22.   * @retval None
  23.   */
  24. float Tmp275_temperature(void);
  25. void Tmp275_Init(void);
  26. extern void lcd_init(void);
  27. void PutStr(unsigned char row,unsigned char col,unsigned char *puts);
  28. void LcmClearTXT(void);

  30. int main(void)
  31. {
  32.         float temperature;
  33.         char msg[64];
  34.         RCC_ClocksTypeDef RCC_Clocks;

  36.         /* Configure LED3 and LED4 on STM32F0308-Discovery */
  37.         STM_EVAL_LEDInit(LED3);
  38.         STM_EVAL_LEDInit(LED4);

  40.         /* Initialize User_Button on STM32F0308-Discovery */
  41.         STM_EVAL_PBInit(BUTTON_USER, BUTTON_MODE_GPIO);

  43.         /* SysTick end of count event each 1ms */
  44.         RCC_GetClocksFreq(&RCC_Clocks);
  45.         SysTick_Config(RCC_Clocks.HCLK_Frequency / 1000);

  47.         /* Initiate Blink Speed variable */
  48.         BlinkSpeed = 1;
  49.        
  50.         lcd_init();
  51.         Tmp275_Init();
  52.         while(1)
  53.         {
  54.                 temperature = Tmp275_temperature();
  55.                 sprintf(msg, "温度: %6.1f℃", temperature);
  56.                 //LcmClearTXT();
  57.                 PutStr(0, 0, " HELLO EEWORLD! ");
  58.                 PutStr(1, 0, msg);
  59.                 Delay(2000);
  60.         }
  61. //        lcd_test();
  62. //  while(1)
  63. //  {  
  64. //    /* Check if the user button is pressed */
  65. //    if(STM_EVAL_PBGetState(BUTTON_USER)== SET)
  66. //    {
  67. //      /* BlinkSpeed: 1 -> 2 -> 0, then re-cycle */
  68. //      /* Turn on LD4 Blue LED during 1s each time User button is pressed */
  69. //      STM_EVAL_LEDOn(LED4);
  70. //      
  71. //      /* wait for 1s */
  72. //      Delay(1000);
  73. //      
  74. //      /* Turn off LD4 Blue LED after 1s each time User button is pressed */
  75. //      STM_EVAL_LEDOff(LED4);
  76. //      
  77. //      /* Increment the blink speed counter */
  78. //      BlinkSpeed++;
  79. //      
  80. //      /* Default value for blink speed counter */
  81. //      if(BlinkSpeed == 3)
  82. //      {  
  83. //        BlinkSpeed = 0;
  84. //      }
  85. //    }
  86. //   
  87. //    /* Test on blink speed */
  88. //    if(BlinkSpeed == 2)
  89. //    {
  90. //      /* LED3 toggles each 100 ms */
  91. //      STM_EVAL_LEDToggle(LED3);
  92. //      
  93. //      /* maintain LED3 status for 100ms */
  94. //      Delay(100);
  95. //    }
  96. //    else if(BlinkSpeed == 1)
  97. //    {
  98. //      /* LED3 toggles each 200 ms */
  99. //      STM_EVAL_LEDToggle(LED3);
  100. //      
  101. //      /* maintain LED3 status for 200ms */
  102. //      Delay(200);
  103. //    }
  104. //    else
  105. //    {  
  106. //      /* LED3 Off */
  107. //      STM_EVAL_LEDOff(LED3);
  108. //    }
  109. //  }
  110. }

  112. /**
  113.   * @brief  Inserts a delay time.
  114.   * @param  nTime: specifies the delay time length, in 1 ms.
  115.   * @retval None
  116.   */
  117. void Delay(__IO uint32_t nTime)
  118. {
  119.   TimingDelay = nTime;

  121.   while(TimingDelay != 0);
  122. }

  124. /**
  125.   * @brief  Decrements the TimingDelay variable.
  126.   * @param  None
  127.   * @retval None
  128.   */
  129. void TimingDelay_Decrement(void)
  130. {
  131.   if (TimingDelay != 0x00)
  132.   {
  133.     TimingDelay--;
  134.   }
  135. }

  137. #ifdef  USE_FULL_ASSERT

  139. /**
  140.   * @brief  Reports the name of the source file and the source line number
  141.   *   where the assert_param error has occurred.
  142.   * @param  file: pointer to the source file name
  143.   * @param  line: assert_param error line source number
  144.   * @retval None
  145.   */
  146. void assert_failed(uint8_t* file, uint32_t line)
  147. {
  148.   /* User can add his own implementation to report the file name and line number,
  149.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  151.   /* Infinite loop */
  152.   while (1)
  153.   {}
  154. }
  155. #endif

  157. /**
  158.   * @}
  159.   */


  162. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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