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efm32
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dev_led.h

dev_led.h 1.9 KB
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  1. /******************************************************************//**
    2. 

  2.  * @file 		dev_led.h
    3. 

  3.  * @brief 	LED driver of RT-Thread RTOS for EFM32
    4. 

  4.  * 	COPYRIGHT (C) 2011, RT-Thread Development Team
    5. 

  5.  * @author 	Bernard, onelife
    6. 

  6.  * @version 	0.4 beta
    7. 

  7.  **********************************************************************
    8. 

  8.  * @section License
    9. 

  9.  * The license and distribution terms for this file may be found in the file LICENSE in this 
    10. 

  10.  * distribution or at http://www.rt-thread.org/license/LICENSE
    11. 

  11.  **********************************************************************
    12. 

  12.  * @section Change Logs
    13. 

  13.  * Date			Author		Notes
    14. 

  14.  * 2009-01-05	Bernard		the first version
    15. 

  15.  * 2010-12-27	onelife		Modify for EFM32
    16. 

  16.  * 2011-05-06	onelife		Add EFM32 development kit support
    17. 

  17.  *********************************************************************/
    18. 

  18. #ifndef __DEV_LED_H__
    19. 

  19. #define __DEV_LED_H__
    20. 

  20. 

  21. /* Includes -------------------------------------------------------------------*/
    22. 

  22. /* Exported types -------------------------------------------------------------*/
    23. 

  23. /* Exported constants ---------------------------------------------------------*/
    24. 

  24. /* Exported macro -------------------------------------------------------------*/
    25. 

  25. #if defined(EFM32_G890_STK)
    26. 

  26. #define LEDS_MAX_NUMBER 		(4)
    27. 

  27. 	/* Configure GPIO port C 0-3 for LEDs */
    28. 

  28. #define LEDS_PIN_PORT_0 		gpioPortC
    29. 

  29. #define LEDS_PIN_NUMBER_0 		(0)
    30. 

  30. #define LEDS_PIN_PORT_1 		gpioPortC
    31. 

  31. #define LEDS_PIN_NUMBER_1 		(1)
    32. 

  32. #define LEDS_PIN_PORT_2 		gpioPortC
    33. 

  33. #define LEDS_PIN_NUMBER_2 		(2)
    34. 

  34. #define LEDS_PIN_PORT_3 		gpioPortC
    35. 

  35. #define LEDS_PIN_NUMBER_3 		(3)
    36. 

  36. #elif defined(EFM32_G290_DK)
    37. 

  37. #define LEDS_MAX_NUMBER 		(16)
    38. 

  38. #endif
    39. 

  39. 

  40. /* Exported functions --------------------------------------------------------- */
    41. 

  41. rt_err_t rt_hw_led_init(void);
    42. 

  42. void rt_hw_led_on(rt_uint8_t num);
    43. 

  43. void rt_hw_led_off(rt_uint8_t num);
    44. 

  44. void rt_hw_led_toggle(rt_uint8_t num);
    45. 

  45. rt_uint8_t rt_hw_led_state(rt_uint8_t num);
    46. 

  46. 

  47. #endif /* __DEV_LED_H__ */
    48.