huxi
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
#ifdef SUPPORT_MS_EXTENSIONS
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#pragma bss_seg(".touch_key.data.bss")
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#pragma data_seg(".touch_key.data")
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#pragma const_seg(".touch_key.text.const")
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#pragma code_seg(".touch_key.text")
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#endif
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#include "touch_key.h"
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#include "key_driver.h"
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#include "app_config.h"
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#if TCFG_TOUCH_KEY_ENABLE
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/* =========== 触摸键使用说明 ============= */
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//1. 使用plcnt模块作计数;
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//2. 配置参数时, 在配置好时钟后, 需要调试no_touch_cnt和touch_cnt的值;
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static const struct touch_key_platform_data *__this = NULL;
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//按键驱动扫描参数列表
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struct key_driver_para touch_key_scan_para = {
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.last_key = NO_KEY, //上一次get_value按键值, 初始化为NO_KEY;
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.key_type = KEY_DRIVER_TYPE_TOUCH,
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.filter_time = 1, //按键消抖延时;
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.long_time = 75, //按键判定长按数量
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.hold_time = (75 + 15), //按键判定HOLD数量
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.click_delay_time = 20, //按键被抬起后等待连击延时数量
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.scan_time = 10, //按键扫描频率, 单位: ms
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};
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#define TOUCH_KEY_DEBUG 0
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#if TOUCH_KEY_DEBUG
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#define touch_key_debug(fmt, ...) printf("[TOUCH] "fmt, ##__VA_ARGS__)
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#else
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#define touch_key_debug(fmt, ...)
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#endif
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u8 touch_key_get_value(void)
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{
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u8 key = get_plcnt_value();
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if (key != NO_KEY) {
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touch_key_debug("key = %d", key);
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return __this->port_list[key].key_value;
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}
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return NO_KEY;
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}
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int touch_key_init(void)
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{
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__this = &touch_key_data;
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printf("touch_key_init >>>> ");
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return plcnt_init((void *)touch_key_data);
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}
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REGISTER_KEY_OPS(touch_key) = {
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.param = &touch_key_scan_para,
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.get_value = touch_key_get_value,
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.key_init = touch_key_init,
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};
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#endif /* #if TCFG_TOUCH_KEY_ENABLE */
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