TTP223-style debounce (majority, min touch, rearm), SoftSPI+LVGL shell, flashable firmware/cyd. Co-authored-by: Cursor <cursoragent@cursor.com>
17 lines
510 B
C
17 lines
510 B
C
#pragma once
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#include <stdint.h>
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void button_init();
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/** 轮询:检测有效触摸边沿,返回本周期是否有一次有效触摸 */
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bool button_poll_press();
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uint32_t button_count();
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void button_reset_count();
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bool button_is_down();
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/** 当前持续触摸时长(ms);未触摸为 0 */
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uint32_t button_hold_ms();
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/** 原始电平:1=HIGH,0=LOW */
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int button_raw_level();
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/** 触摸有效电平:1=HIGH 有效,0=LOW 有效(开机按空闲电平自动判定) */
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int button_active_level();
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