32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
#ifndef _CTMU_DRV_H_
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#define _CTMU_DRV_H_
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#include "generic/typedef.h"
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#define CTMU_KEY_CH_MAX 3
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typedef struct _CTMU_KEY_VAR {
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s32 touch_release_buf[CTMU_KEY_CH_MAX]; //按键释放值滤波器buffer
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u16 touch_cnt_buf[CTMU_KEY_CH_MAX]; //按键计数值滤波器buffer
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s16 FLT1CFG1; //滤波器1配置参数1
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s16 FLT1CFG2; //滤波器1配置参数2, 等于(-RELEASECFG0)<<FLT1CFG0
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s16 PRESSCFG; //按下判决门限
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s16 RELEASECFG0; //释放判决门限0
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s16 RELEASECFG1; //释放判决门限1
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s8 FLT0CFG; //滤波器0配置参数(0/1/2/3)
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s8 FLT1CFG0; //滤波器1配置参数0
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u16 touch_key_state; //按键状态标志，随时可能被中断改写，按键处理程序需要将此标志复制出来再行处理
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u8 touch_init_cnt[CTMU_KEY_CH_MAX]; //初始化计数器，非0时进行初始化
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} sCTMU_KEY_VAR;
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/* =========== ctmu API ============= */
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//ctmu 初始化
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int ctmu_init(void *_data);
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//获取plcnt按键状态
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u8 get_ctmu_value(void);
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#endif /* #ifndef _CTMU_DRV_H_ */
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