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95 lines
2.5 KiB
95 lines
2.5 KiB
//
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// Created by MightyPork on 2018/02/03.
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//
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#ifndef GEX_F072_TOUCH_INTERNAL_H
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#define GEX_F072_TOUCH_INTERNAL_H
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#ifndef TOUCH_INTERNAL
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#error bad include!
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#endif
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#include "unit_base.h"
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#define TSC_DEBUG 0
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#if TSC_DEBUG
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#define dbg_touch(f,...) dbg(f,##__VA_ARGS__)
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#else
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#define dbg_touch(f,...) do{}while(0)
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#endif
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enum utsc_status {
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UTSC_STATUS_BUSY = 0,
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UTSC_STATUS_READY = 1,
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UTSC_STATUS_FAIL = 2
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};
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/** Private data structure */
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struct priv {
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// settings
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struct {
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uint8_t charge_time; // 1-16 -> 0..15
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uint8_t drain_time; // 1-16 -> 0..15
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uint8_t spread_deviation; // 1-128, 0=off ... 0-127, 0 sets 0 to SSE
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uint8_t ss_presc; // 1-2 -> 0..1
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uint8_t pg_presc; // 1,2,4,8,16,32,64,128 -> 0..7 when writing to the periph
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uint8_t sense_timeout; // 1-7 -> 0..6 hex when writing to the periph
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// the schmitts must be disabled on all used channels, restored to 0xFFFF on deinit
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uint8_t group_scaps[8];
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uint8_t group_channels[8];
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bool interlaced;
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uint16_t binary_debounce_ms;
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uint16_t binary_hysteresis;
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} cfg;
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uint8_t next_phase;
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uint8_t discharge_delay;
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uint32_t channels_phase[3];
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uint8_t groups_phase[3];
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uint16_t readouts[32];
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int16_t bin_trig_cnt[32];
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uint16_t binary_debounce_ms;
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uint16_t binary_hysteresis;
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uint16_t binary_thr[32];
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uint32_t binary_active_bits;
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uint32_t all_channels_mask;
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uint32_t last_done_ms;
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bool ongoing;
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enum utsc_status status;
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} __attribute__((packed));
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extern const char *utouch_group_labels[8];
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extern const Resource utouch_group_rscs[8][4];
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/** Allocate data structure and set defaults */
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error_t UTOUCH_preInit(Unit *unit);
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/** Load from a binary buffer stored in Flash */
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void UTOUCH_loadBinary(Unit *unit, PayloadParser *pp);
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/** Write to a binary buffer for storing in Flash */
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void UTOUCH_writeBinary(Unit *unit, PayloadBuilder *pb);
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// ------------------------------------------------------------------------
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/** Parse a key-value pair from the INI file */
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error_t UTOUCH_loadIni(Unit *unit, const char *key, const char *value);
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/** Generate INI file section for the unit */
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void UTOUCH_writeIni(Unit *unit, IniWriter *iw);
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// ------------------------------------------------------------------------
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/** Finalize unit set-up */
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error_t UTOUCH_init(Unit *unit);
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/** Tear down the unit */
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void UTOUCH_deInit(Unit *unit);
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void UTOUCH_updateTick(Unit *unit);
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void UTOUCH_HandleIrq(void *arg);
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#endif //GEX_F072_TOUCH_INTERNAL_H
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