2013-01-08 22:40:58 +08:00
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/***************************************************************************//**
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* @file dev_led.h
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* @brief LED driver of RT-Thread RTOS for EFM32
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* COPYRIGHT (C) 2012, RT-Thread Development Team
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* @author onelife
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* @version 1.0
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*******************************************************************************
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* @section License
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* The license and distribution terms for this file may be found in the file
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* LICENSE in this distribution or at http://www.rt-thread.org/license/LICENSE
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*******************************************************************************
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* @section Change Logs
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* Date Author Notes
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* 2009-01-05 Bernard the first version
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* 2010-12-27 onelife Modify for EFM32
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* 2011-05-06 onelife Add EFM32 development kit support
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* 2011-12-08 onelife Add giant gecko development kit support
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******************************************************************************/
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#ifndef __DEV_LED_H__
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#define __DEV_LED_H__
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/* Includes ------------------------------------------------------------------*/
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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#if defined(EFM32_G8XX_STK)
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#define LEDS_MAX_NUMBER (4)
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/* Configure GPIO port C 0-3 for LEDs */
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#define LEDS_PIN_PORT_0 gpioPortC
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#define LEDS_PIN_NUMBER_0 (0)
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#define LEDS_PIN_PORT_1 gpioPortC
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#define LEDS_PIN_NUMBER_1 (1)
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#define LEDS_PIN_PORT_2 gpioPortC
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#define LEDS_PIN_NUMBER_2 (2)
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#define LEDS_PIN_PORT_3 gpioPortC
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#define LEDS_PIN_NUMBER_3 (3)
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#elif (defined(EFM32_GXXX_DK) || defined(EFM32GG_DK3750))
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#define LEDS_MAX_NUMBER (16)
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#endif
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/* Exported functions ------------------------------------------------------- */
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rt_err_t rt_hw_led_init(void);
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void rt_hw_led_on(rt_uint8_t num);
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void rt_hw_led_off(rt_uint8_t num);
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void rt_hw_led_toggle(rt_uint8_t num);
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rt_uint8_t rt_hw_led_state(rt_uint8_t num);
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#endif /* __DEV_LED_H__ */
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