105 lines
2.2 KiB
C
105 lines
2.2 KiB
C
#include <rtthread.h>
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#include <stm32f10x.h>
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#define led1_rcc RCC_APB2Periph_GPIOF
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#define led1_gpio GPIOF
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#define led1_pin (GPIO_Pin_6 | GPIO_Pin_7)
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#define led2_rcc RCC_APB2Periph_GPIOF
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#define led2_gpio GPIOF
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#define led2_pin (GPIO_Pin_8)
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void rt_hw_led_init(void)
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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RCC_APB2PeriphClockCmd(led1_rcc|led2_rcc,ENABLE);
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = led1_pin;
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GPIO_Init(led1_gpio, &GPIO_InitStructure);
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GPIO_InitStructure.GPIO_Pin = led2_pin;
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GPIO_Init(led2_gpio, &GPIO_InitStructure);
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}
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void rt_hw_led_on(rt_uint32_t n)
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{
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switch (n)
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{
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case 0:
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GPIO_SetBits(led1_gpio, led1_pin);
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break;
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case 1:
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GPIO_SetBits(led2_gpio, led2_pin);
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break;
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default:
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break;
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}
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}
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void rt_hw_led_off(rt_uint32_t n)
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{
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switch (n)
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{
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case 0:
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GPIO_ResetBits(led1_gpio, led1_pin);
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break;
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case 1:
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GPIO_ResetBits(led2_gpio, led2_pin);
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break;
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default:
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break;
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}
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}
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#ifdef RT_USING_FINSH
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#include <finsh.h>
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static rt_uint8_t led_inited = 0;
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void led(rt_uint32_t led, rt_uint32_t value)
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{
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/* init led configuration if it's not inited. */
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if (!led_inited)
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{
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rt_hw_led_init();
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led_inited = 1;
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}
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if ( led == 0 )
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{
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/* set led status */
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switch (value)
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{
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case 0:
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rt_hw_led_off(0);
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break;
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case 1:
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rt_hw_led_on(0);
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break;
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default:
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break;
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}
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}
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if ( led == 1 )
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{
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/* set led status */
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switch (value)
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{
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case 0:
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rt_hw_led_off(1);
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break;
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case 1:
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rt_hw_led_on(1);
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break;
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default:
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break;
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}
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}
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}
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FINSH_FUNCTION_EXPORT(led, set led[0 - 1] on[1] or off[0].)
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#endif
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