106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
#ifndef BLE_H
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#define BLE_H
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#include "eis.h"
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/* Commands: Cue → ESP32 (0x1x, 0x2x) */
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#define CMD_SET_SWEEP 0x10
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#define CMD_SET_RTIA 0x11
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#define CMD_SET_RCAL 0x12
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#define CMD_START_SWEEP 0x13
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#define CMD_GET_CONFIG 0x14
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#define CMD_SET_ELECTRODE 0x15
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#define CMD_START_LSV 0x20
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#define CMD_START_AMP 0x21
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#define CMD_STOP_AMP 0x22
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#define CMD_GET_TEMP 0x17
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#define CMD_START_CL 0x23
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#define CMD_START_PH 0x24
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#define CMD_START_CLEAN 0x25
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#define CMD_OPEN_CAL 0x26
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#define CMD_CLEAR_OPEN_CAL 0x27
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#define CMD_START_REFS 0x30
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#define CMD_GET_REFS 0x31
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#define CMD_CLEAR_REFS 0x32
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/* Responses: ESP32 → Cue (0x0x) */
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#define RSP_SWEEP_START 0x01
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#define RSP_DATA_POINT 0x02
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#define RSP_SWEEP_END 0x03
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#define RSP_CONFIG 0x04
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#define RSP_LSV_START 0x05
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#define RSP_LSV_POINT 0x06
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#define RSP_LSV_END 0x07
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#define RSP_AMP_START 0x08
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#define RSP_AMP_POINT 0x09
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#define RSP_AMP_END 0x0A
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#define RSP_CL_START 0x0B
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#define RSP_CL_POINT 0x0C
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#define RSP_CL_RESULT 0x0D
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#define RSP_CL_END 0x0E
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#define RSP_PH_RESULT 0x0F
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#define RSP_TEMP 0x10
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#define RSP_REF_FRAME 0x20
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#define RSP_REF_LP_RANGE 0x21
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#define RSP_REFS_DONE 0x22
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#define RSP_REF_STATUS 0x23
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typedef struct {
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uint8_t type;
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union {
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struct { float freq_start, freq_stop; uint16_t ppd; } sweep;
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uint8_t rtia;
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uint8_t rcal;
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uint8_t electrode;
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struct { float v_start, v_stop, scan_rate; uint8_t lp_rtia; } lsv;
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struct { float v_hold, interval_ms, duration_s; uint8_t lp_rtia; } amp;
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struct { float v_cond, t_cond_ms, v_free, v_total, t_dep_ms, t_meas_ms; uint8_t lp_rtia; } cl;
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struct { float stabilize_s; } ph;
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struct { float v_mv; float duration_s; } clean;
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};
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} BleCommand;
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int ble_init(void);
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int ble_is_connected(void);
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void ble_wait_for_connection(void);
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/* blocking receive from command queue */
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int ble_recv_command(BleCommand *cmd, uint32_t timeout_ms);
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/* outbound: EIS */
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int ble_send_sweep_start(uint32_t num_points, float freq_start, float freq_stop);
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int ble_send_eis_point(uint16_t index, const EISPoint *pt);
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int ble_send_sweep_end(void);
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int ble_send_config(const EISConfig *cfg);
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/* outbound: LSV */
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int ble_send_lsv_start(uint32_t num_points, float v_start, float v_stop);
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int ble_send_lsv_point(uint16_t index, float v_mv, float i_ua);
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int ble_send_lsv_end(void);
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/* outbound: Amperometry */
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int ble_send_amp_start(float v_hold);
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int ble_send_amp_point(uint16_t index, float t_ms, float i_ua);
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int ble_send_amp_end(void);
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/* outbound: Chlorine */
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int ble_send_cl_start(uint32_t num_points);
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int ble_send_cl_point(uint16_t index, float t_ms, float i_ua, uint8_t phase);
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int ble_send_cl_result(float i_free_ua, float i_total_ua);
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int ble_send_cl_end(void);
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/* outbound: pH */
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int ble_send_ph_result(float v_ocp_mv, float ph, float temp_c);
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/* outbound: temperature */
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int ble_send_temp(float temp_c);
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/* outbound: reference collection */
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int ble_send_ref_frame(uint8_t mode, uint8_t rtia_idx);
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int ble_send_ref_lp_range(uint8_t mode, uint8_t low_idx, uint8_t high_idx);
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int ble_send_refs_done(void);
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int ble_send_ref_status(uint8_t has_refs);
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#endif
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