2022-12-31 14:42:31 +00:00
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/******************************************************************************
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* @brief led控制
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*
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* Copyright (c) 2020, <morro_luo@163.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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*
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******************************************************************************/
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#include "blink.h"
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#include "module.h"
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#include "public.h"
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#include "led.h"
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static blink_dev_t led[LED_TYPE_MAX]; /*定义led设备 ------------*/
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/*
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* @brief 红色LED控制(PB4)
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* @return none
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*/
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static void red_led_ctrl(bool level)
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{
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if (level)
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GPIOC->ODR |= 1 << 4;
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else
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GPIOC->ODR &= ~(1 << 4);
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}
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/*
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* @brief 绿色LED控制(PB5)
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* @return none
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*/
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static void green_led_ctrl(bool level)
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{
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if (level)
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GPIOC->ODR |= 1 << 5;
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else
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GPIOC->ODR &= ~(1 << 5);
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}
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/*
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* @brief 蓝色LED控制(PB6)
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* @return none
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*/
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static void blue_led_ctrl(bool level)
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{
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if (level)
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GPIOB->ODR |= 1 << 6;
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else
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GPIOB->ODR &= ~(1 << 6);
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}
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/*
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* @brief led io初始化
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* PB4 -> red; PB5 -> green; PB6-> blue;
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* @return none
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*/
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static void led_io_init(void)
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{
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RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB , ENABLE);
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gpio_conf(GPIOB, GPIO_Mode_OUT, GPIO_PuPd_NOPULL, GPIO_Pin_4);
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gpio_conf(GPIOB, GPIO_Mode_OUT, GPIO_PuPd_NOPULL, GPIO_Pin_5);
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gpio_conf(GPIOB, GPIO_Mode_OUT, GPIO_PuPd_NOPULL, GPIO_Pin_6);
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blink_dev_create(&led[LED_TYPE_RED], red_led_ctrl);
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blink_dev_create(&led[LED_TYPE_GREEN], green_led_ctrl);
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blink_dev_create(&led[LED_TYPE_BLUE], blue_led_ctrl);
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/*开机闪3下*/
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led_ctrl(LED_TYPE_RED, LED_MODE_FAST, 3);
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led_ctrl(LED_TYPE_GREEN, LED_MODE_FAST, 3);
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led_ctrl(LED_TYPE_BLUE, LED_MODE_FAST, 3);
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}
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/*
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* @brief led控制
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* @param[in] type - led类型(LED_TYPE_XXX)
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* @param[in] mode - 工作模式(LED_MODE_XXX)
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* @param[in] reapeat - 闪烁次数,0表示无限循环
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* @return none
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*/
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void led_ctrl(led_type type, int mode, int reapeat)
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{
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int ontime = 0, offtime = 0;
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switch (mode) { /*根据工作模式得到led开关周期 ---------*/
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case LED_MODE_OFF:
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ontime = offtime = 0;
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break;
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case LED_MODE_ON:
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ontime = 1;
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offtime = 0;
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break;
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case LED_MODE_FAST:
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ontime = 100;
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offtime = 100;
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break;
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case LED_MODE_SLOW:
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ontime = 500;
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offtime = 1000;
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break;
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}
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blink_dev_ctrl(&led[type], ontime, offtime, reapeat);
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}
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driver_init("led", led_io_init); /*驱动初始化*/
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task_register("led", blink_dev_process, 10); /*led任务, 10ms轮询1次*/
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