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gex-core/units/touch/_touch_internal.h

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//
// Created by MightyPork on 2018/02/03.
//
#ifndef GEX_F072_TOUCH_INTERNAL_H
#define GEX_F072_TOUCH_INTERNAL_H
#ifndef TOUCH_INTERNAL
#error bad include!
#endif
#include "unit_base.h"
#define TSC_DEBUG 0
#if TSC_DEBUG
#define dbg_touch(f,...) dbg(f,##__VA_ARGS__)
#else
#define dbg_touch(f,...) do{}while(0)
#endif
enum utsc_status {
UTSC_STATUS_BUSY = 0,
UTSC_STATUS_READY = 1,
UTSC_STATUS_FAIL = 2
};
/** Private data structure */
struct priv {
// settings
struct {
uint8_t charge_time; // 1-16 -> 0..15
uint8_t drain_time; // 1-16 -> 0..15
uint8_t spread_deviation; // 1-128, 0=off ... 0-127, 0 sets 0 to SSE
uint8_t ss_presc; // 1-2 -> 0..1
uint8_t pg_presc; // 1,2,4,8,16,32,64,128 -> 0..7 when writing to the periph
uint8_t sense_timeout; // 1-7 -> 0..6 hex when writing to the periph
// the schmitts must be disabled on all used channels, restored to 0xFFFF on deinit
uint8_t group_scaps[8];
uint8_t group_channels[8];
bool interlaced;
} cfg;
uint8_t next_phase;
uint8_t discharge_delay;
uint32_t channels_phase[3];
uint8_t groups_phase[3];
uint16_t readouts[32];
uint32_t all_channels_mask;
bool ongoing;
enum utsc_status status;
};
extern const char *utouch_group_labels[8];
extern const Resource utouch_group_rscs[8][4];
/** Allocate data structure and set defaults */
error_t UTOUCH_preInit(Unit *unit);
/** Load from a binary buffer stored in Flash */
void UTOUCH_loadBinary(Unit *unit, PayloadParser *pp);
/** Write to a binary buffer for storing in Flash */
void UTOUCH_writeBinary(Unit *unit, PayloadBuilder *pb);
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
error_t UTOUCH_loadIni(Unit *unit, const char *key, const char *value);
/** Generate INI file section for the unit */
void UTOUCH_writeIni(Unit *unit, IniWriter *iw);
// ------------------------------------------------------------------------
/** Finalize unit set-up */
error_t UTOUCH_init(Unit *unit);
/** Tear down the unit */
void UTOUCH_deInit(Unit *unit);
void UTOUCH_updateTick(Unit *unit);
void UTOUCH_HandleIrq(void *arg);
#endif //GEX_F072_TOUCH_INTERNAL_H