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49 lines
1.8 KiB
C
49 lines
1.8 KiB
C
/* Includes ----------------------------------------------------------------- */
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#include "bsp/led_gpio.h"
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#include "bsp/bsp.h"
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#include <gpio.h>
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/* Private define ----------------------------------------------------------- */
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/* Private macro ------------------------------------------------------------ */
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/* Private typedef ---------------------------------------------------------- */
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/* Private variables -------------------------------------------------------- */
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static uint32_t led_stats; // 使用位掩码记录每个通道的状态，最多支持32LED
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// 定义 LED 引脚和端口映射表：需要根据自己的修改，添加，或删减。
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static const BSP_LED_Config_t LED_CONFIGS[] = {
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{GPIOA, GPIO_PIN_2}, // BSP_LED_1
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{GPIOA, GPIO_PIN_3}, // BSP_LED_2
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{GPIOA, GPIO_PIN_4}, // BSP_LED_3
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};
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#define LED_CHANNEL_COUNT (sizeof(LED_CONFIGS) / sizeof(LED_CONFIGS[0])) // 通道数量
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/* Private function --------------------------------------------------------- */
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/* Exported functions ------------------------------------------------------- */
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int8_t BSP_LED_Set(BSP_LED_Channel_t ch, BSP_LED_Status_t s)
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{
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if (ch < LED_CHANNEL_COUNT)
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{
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GPIO_TypeDef *port = LED_CONFIGS[ch].port;
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uint16_t pin = LED_CONFIGS[ch].pin;
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switch (s)
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{
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case BSP_LED_ON:
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led_stats |= (1 << ch);
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HAL_GPIO_WritePin(port, pin, GPIO_PIN_SET); // 点亮LED
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break;
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case BSP_LED_OFF:
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led_stats &= ~(1 << ch);
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HAL_GPIO_WritePin(port, pin, GPIO_PIN_RESET); // 熄灭LED
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break;
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case BSP_LED_TAGGLE:
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led_stats ^= (1 << ch);
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HAL_GPIO_TogglePin(port, pin); // 切换LED状态
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break;
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default:
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return BSP_ERR;
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}
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return BSP_OK;
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}
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return BSP_ERR;
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} |