mirror of
https://gitee.com/moluo-tech/AT-Command
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57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
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/******************************************************************************
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* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD>ʾkeyģ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>)
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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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* 2020/07/03 Morro
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******************************************************************************/
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#include "led.h"
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#include "key.h"
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#include "module.h"
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#include "public.h"
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static key_t key; /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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static void key_event(int type, unsigned int duration);
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/*
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* @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ״̬
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* @return 0 | 1
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*/
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static int readkey(void)
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{
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return GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_4) == 0;
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}
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/*
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* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD> io<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
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* PC4 -> key;
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* @return none
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*/
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static void key_io_init(void)
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{
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gpio_conf(GPIOC, GPIO_Mode_IN, GPIO_PuPd_UP, GPIO_Pin_4);
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key_create(&key, readkey, key_event); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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}
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/*
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* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return type -
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*/
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static void key_event(int type, unsigned int duration)
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{
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if (type == KEY_PRESS)
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led_ctrl(LED_TYPE_GREEN, LED_MODE_FAST, 3); /*<2A>̰<EFBFBD>,<2C>̵<EFBFBD><CCB5><EFBFBD>3<EFBFBD><33>*/
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else if (type == KEY_LONG_DOWN)
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led_ctrl(LED_TYPE_GREEN, LED_MODE_ON, 0); /*<2A><><EFBFBD><EFBFBD>,<2C>̵Ƴ<CCB5><C6B3><EFBFBD>*/
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else if (type == KEY_LONG_UP)
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led_ctrl(LED_TYPE_GREEN, LED_MODE_OFF, 0); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>,<2C>̵ƹر<C6B9>*/
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}
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driver_init("key", key_io_init); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>*/
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task_register("key", key_scan_process, 20); /*<2A><><EFBFBD><EFBFBD>ɨ<EFBFBD><C9A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 20ms<6D><73>ѯ1<D1AF><31>*/
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