void packet_handler_int_process_packet(unsigned char *buffer, unsigned char len) {
	if (!len) {
		return;
	}

	// TODO: Currently, this function is run from an interrupt. It might be
	// better to do the work from a thread.

	PACKET_INT_CMD cmd = buffer[0];
	buffer++;
	len--;

	int32_t index = 0;
	int16_t int16;
	uint8_t anchor_index = 0;
	float alt_rec;

	switch (cmd) {
	case PACKET_INT_CMD_ALTITUDE:
		int16 = buffer_get_int16(buffer, &index);
		alt_rec = (float)int16 / 1000.0;

		if (alt_rec < MIN_ALTUTUDE) {
			alt_rec = MAX_ALTUTUDE;
		}

		last_received_altutude = alt_rec;
		last_update_time_altitude = chVTGetSystemTime();
		pos_correct_altitude(last_received_altutude);
		break;

	case PACKET_INT_CMD_RANGE:
		anchor_index = buffer[index++];
		pos_correct_anchor(anchor_index, (float)buffer_get_int32(buffer, &index) / 1000.0);
		break;

	case PACKET_INT_CMD_CLOCK:
		TIM5->CNT = buffer_get_uint32(buffer, &index);
		break;

	case PACKET_INT_CMD_LOS:
		safety_los_int_received(buffer[0]);
		break;

	default:
		break;
	}

}
/**
 * Process a received buffer with commands and data.
 *
 * @param data
 * The buffer to process.
 *
 * @param len
 * The length of the buffer.
 */
void bldc_interface_process_packet(unsigned char *data, unsigned int len) {
	if (!len) {
		return;
	}

	if (forward_func) {
		forward_func(data, len);
		return;
	}

	int32_t ind = 0;
	int i = 0;
	unsigned char id = data[0];
	data++;
	len--;

	switch (id) {
	case COMM_FW_VERSION:
		if (len == 2) {
			ind = 0;
			fw_major = data[ind++];
			fw_minor = data[ind++];
		} else {
			fw_major = -1;
			fw_minor = -1;
		}
		break;

	case COMM_ERASE_NEW_APP:
	case COMM_WRITE_NEW_APP_DATA:
		// TODO
		break;

	case COMM_GET_VALUES:
		ind = 0;
		values.temp_mos1 = buffer_get_float16(data, 10.0, &ind);
		values.temp_mos2 = buffer_get_float16(data, 10.0, &ind);
		values.temp_mos3 = buffer_get_float16(data, 10.0, &ind);
		values.temp_mos4 = buffer_get_float16(data, 10.0, &ind);
		values.temp_mos5 = buffer_get_float16(data, 10.0, &ind);
		values.temp_mos6 = buffer_get_float16(data, 10.0, &ind);
		values.temp_pcb = buffer_get_float16(data, 10.0, &ind);
		values.current_motor = buffer_get_float32(data, 100.0, &ind);
		values.current_in = buffer_get_float32(data, 100.0, &ind);
		values.duty_now = buffer_get_float16(data, 1000.0, &ind);
		values.rpm = buffer_get_float32(data, 1.0, &ind);
		values.v_in = buffer_get_float16(data, 10.0, &ind);
		values.amp_hours = buffer_get_float32(data, 10000.0, &ind);
		values.amp_hours_charged = buffer_get_float32(data, 10000.0, &ind);
		values.watt_hours = buffer_get_float32(data, 10000.0, &ind);
		values.watt_hours_charged = buffer_get_float32(data, 10000.0, &ind);
		values.tachometer = buffer_get_int32(data, &ind);
		values.tachometer_abs = buffer_get_int32(data, &ind);
		values.fault_code = (mc_fault_code)data[ind++];

		if (rx_value_func) {
			rx_value_func(&values);
		}
		break;

	case COMM_PRINT:
		// TODO
		break;

	case COMM_SAMPLE_PRINT:
		// TODO
		break;

	case COMM_ROTOR_POSITION:
		ind = 0;
		rotor_pos = buffer_get_float32(data, 100000.0, &ind);

		if (rx_rotor_pos_func) {
			rx_rotor_pos_func(rotor_pos);
		}
		break;

	case COMM_EXPERIMENT_SAMPLE:
		// TODO
		break;

	case COMM_GET_MCCONF:
		ind = 0;
		mcconf.pwm_mode = (mc_pwm_mode)data[ind++];
		mcconf.comm_mode = (mc_comm_mode)data[ind++];
		mcconf.motor_type = (mc_motor_type)data[ind++];
		mcconf.sensor_mode = (mc_sensor_mode)data[ind++];

		mcconf.l_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_current_min = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_in_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_in_current_min = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_abs_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_erpm = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm_fbrake = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm_fbrake_cc = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_vin = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_vin = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_battery_cut_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_battery_cut_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_slow_abs_current = data[ind++];
		mcconf.l_rpm_lim_neg_torque = data[ind++];
		mcconf.l_temp_fet_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_fet_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_motor_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_motor_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_duty = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.l_max_duty = buffer_get_float32(data, 1000000.0, &ind);

		mcconf.sl_min_erpm = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_min_erpm_cycle_int_limit = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_max_fullbreak_current_dir_change = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_cycle_int_limit = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_phase_advance_at_br = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_cycle_int_rpm_br = buffer_get_float32(data, 1000.0, &ind);
		mcconf.sl_bemf_coupling_k = buffer_get_float32(data, 1000.0, &ind);

		memcpy(mcconf.hall_table, data + ind, 8);
		ind += 8;
		mcconf.hall_sl_erpm = buffer_get_float32(data, 1000.0, &ind);

		mcconf.s_pid_kp = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.s_pid_ki = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.s_pid_kd = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.s_pid_min_erpm = buffer_get_float32(data, 1000.0, &ind);

		mcconf.p_pid_kp = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.p_pid_ki = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.p_pid_kd = buffer_get_float32(data, 1000000.0, &ind);

		mcconf.cc_startup_boost_duty = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.cc_min_current = buffer_get_float32(data, 1000.0, &ind);
		mcconf.cc_gain = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.cc_ramp_step_max = buffer_get_float32(data, 1000000.0, &ind);

		mcconf.m_fault_stop_time_ms = buffer_get_int32(data, &ind);
		mcconf.m_duty_ramp_step = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.m_duty_ramp_step_rpm_lim = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.m_current_backoff_gain = buffer_get_float32(data, 1000000.0, &ind);

		if (rx_mcconf_func) {
			rx_mcconf_func(&mcconf);
		}
		break;

	case COMM_GET_APPCONF:
		ind = 0;
		appconf.controller_id = data[ind++];
		appconf.timeout_msec = buffer_get_uint32(data, &ind);
		appconf.timeout_brake_current = buffer_get_float32(data, 1000.0, &ind);
		appconf.send_can_status = data[ind++];
		appconf.send_can_status_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_to_use = (app_use)data[ind++];

		appconf.app_ppm_conf.ctrl_type = (ppm_control_type)data[ind++];
		appconf.app_ppm_conf.pid_max_erpm = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.hyst = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.pulse_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.pulse_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.median_filter = data[ind++];
		appconf.app_ppm_conf.safe_start = data[ind++];
		appconf.app_ppm_conf.rpm_lim_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.rpm_lim_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_ppm_conf.multi_esc = data[ind++];
		appconf.app_ppm_conf.tc = data[ind++];
		appconf.app_ppm_conf.tc_max_diff = buffer_get_float32(data, 1000.0, &ind);

		appconf.app_adc_conf.ctrl_type = (adc_control_type)data[ind++];
		appconf.app_adc_conf.hyst = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.voltage_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.voltage_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.use_filter = data[ind++];
		appconf.app_adc_conf.safe_start = data[ind++];
		appconf.app_adc_conf.cc_button_inverted = data[ind++];
		appconf.app_adc_conf.rev_button_inverted = data[ind++];
		appconf.app_adc_conf.voltage_inverted = data[ind++];
		appconf.app_adc_conf.rpm_lim_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.rpm_lim_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.multi_esc = data[ind++];
		appconf.app_adc_conf.tc = data[ind++];
		appconf.app_adc_conf.tc_max_diff = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_adc_conf.update_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_uart_baudrate = buffer_get_uint32(data, &ind);

		appconf.app_chuk_conf.ctrl_type = (chuk_control_type)data[ind++];
		appconf.app_chuk_conf.hyst = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.rpm_lim_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.rpm_lim_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.ramp_time_pos = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.ramp_time_neg = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.stick_erpm_per_s_in_cc = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.multi_esc = data[ind++];
		appconf.app_chuk_conf.tc = data[ind++];
		appconf.app_chuk_conf.tc_max_diff = buffer_get_float32(data, 1000.0, &ind);

		if (rx_appconf_func) {
			rx_appconf_func(&appconf);
		}
		break;

	case COMM_DETECT_MOTOR_PARAM:
		ind = 0;
		detect_cycle_int_limit = buffer_get_float32(data, 1000.0, &ind);
		detect_coupling_k = buffer_get_float32(data, 1000.0, &ind);
		for (i = 0;i < 8;i++) {
			detect_hall_table[i] = (const signed char)(data[ind++]);
		}
		detect_hall_res = (const signed char)(data[ind++]);

		if (rx_detect_func) {
			rx_detect_func(detect_cycle_int_limit, detect_coupling_k,
					detect_hall_table, detect_hall_res);
		}
		break;

	case COMM_GET_DECODED_PPM:
		ind = 0;
		dec_ppm = buffer_get_float32(data, 1000000.0, &ind);
		dec_ppm_len = buffer_get_float32(data, 1000000.0, &ind);

		if (rx_dec_ppm_func) {
			rx_dec_ppm_func(dec_ppm, dec_ppm_len);
		}
		break;

	case COMM_GET_DECODED_ADC:
		ind = 0;
		dec_adc = buffer_get_float32(data, 1000000.0, &ind);
		dec_adc_voltage = buffer_get_float32(data, 1000000.0, &ind);

		if (rx_dec_adc_func) {
			rx_dec_adc_func(dec_adc, dec_adc_voltage);
		}
		break;

	case COMM_GET_DECODED_CHUK:
		ind = 0;
		dec_chuk = buffer_get_float32(data, 1000000.0, &ind);

		if (rx_dec_chuk_func) {
			rx_dec_chuk_func(dec_chuk);
		}
		break;

	case COMM_SET_MCCONF:
		// This is a confirmation that the new mcconf is received.
		if (rx_mcconf_received_func) {
			rx_mcconf_received_func();
		}
		break;

	case COMM_SET_APPCONF:
		// This is a confirmation that the new appconf is received.
		if (rx_appconf_received_func) {
			rx_appconf_received_func();
		}
		break;

	default:
		break;
	}
}
Example #3
0
/**
 * Process a received buffer with commands and data.
 *
 * @param data
 * The buffer to process.
 *
 * @param len
 * The length of the buffer.
 */
void commands_process_packet(unsigned char *data, unsigned int len) {
	if (!len) {
		return;
	}

	COMM_PACKET_ID packet_id;
	int32_t ind = 0;
	uint16_t sample_len;
	uint8_t decimation;
	bool at_start;
	mc_configuration mcconf;
	app_configuration appconf;
	uint16_t flash_res;
	uint32_t new_app_offset;

	(void)len;

	packet_id = data[0];
	data++;
	len--;

	switch (packet_id) {
	case COMM_FW_VERSION:
		ind = 0;
		send_buffer[ind++] = COMM_FW_VERSION;
		send_buffer[ind++] = FW_VERSION_MAJOR;
		send_buffer[ind++] = FW_VERSION_MINOR;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_JUMP_TO_BOOTLOADER:
		flash_helper_jump_to_bootloader();
		break;

	case COMM_ERASE_NEW_APP:
		ind = 0;
		flash_res = flash_helper_erase_new_app(buffer_get_uint32(data, &ind));

		ind = 0;
		send_buffer[ind++] = COMM_ERASE_NEW_APP;
		send_buffer[ind++] = flash_res == FLASH_COMPLETE ? 1 : 0;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_WRITE_NEW_APP_DATA:
		ind = 0;
		new_app_offset = buffer_get_uint32(data, &ind);
		flash_res = flash_helper_write_new_app_data(new_app_offset, data + ind, len - ind);

		ind = 0;
		send_buffer[ind++] = COMM_WRITE_NEW_APP_DATA;
		send_buffer[ind++] = flash_res == FLASH_COMPLETE ? 1 : 0;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_VALUES:
		ind = 0;
		send_buffer[ind++] = COMM_GET_VALUES;
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS1) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS2) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS3) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS4) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS5) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS6) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_PCB) * 10.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_read_reset_avg_motor_current() * 100.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_read_reset_avg_input_current() * 100.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(mcpwm_get_duty_cycle_now() * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)mcpwm_get_rpm(), &ind);
		buffer_append_int16(send_buffer, (int16_t)(GET_INPUT_VOLTAGE() * 10.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_amp_hours(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_amp_hours_charged(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_watt_hours(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_watt_hours_charged(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, mcpwm_get_tachometer_value(false), &ind);
		buffer_append_int32(send_buffer, mcpwm_get_tachometer_abs_value(false), &ind);
		send_buffer[ind++] = mcpwm_get_fault();
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SET_DUTY:
		ind = 0;
		mcpwm_set_duty((float)buffer_get_int32(data, &ind) / 100000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT:
		ind = 0;
		mcpwm_set_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT_BRAKE:
		ind = 0;
		mcpwm_set_brake_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_RPM:
		ind = 0;
		mcpwm_set_pid_speed((float)buffer_get_int32(data, &ind));
		timeout_reset();
		break;

	case COMM_SET_POS:
		ind = 0;
		mcpwm_set_pid_pos((float)buffer_get_int32(data, &ind) / 1000000.0);
		timeout_reset();
		break;

	case COMM_SET_DETECT:
		mcpwm_set_detect();
		timeout_reset();
		break;

	case COMM_SET_SERVO_OFFSET:
		servos[0].offset = data[0];
		break;

	case COMM_SET_MCCONF:
		mcconf = *mcpwm_get_configuration();

		ind = 0;
		mcconf.pwm_mode = data[ind++];
		mcconf.comm_mode = data[ind++];
		mcconf.motor_type = data[ind++];
		mcconf.sensor_mode = data[ind++];

		mcconf.l_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_current_min = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_in_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_in_current_min = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_abs_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_erpm_fbrake = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_erpm_fbrake_cc = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_min_vin = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_vin = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_slow_abs_current = data[ind++];
		mcconf.l_rpm_lim_neg_torque = data[ind++];
		mcconf.l_temp_fet_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_temp_fet_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_temp_motor_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_temp_motor_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_min_duty = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.l_max_duty = (float)buffer_get_int32(data, &ind) / 1000000.0;

		mcconf.lo_current_max = mcconf.l_current_max;
		mcconf.lo_current_min = mcconf.l_current_min;
		mcconf.lo_in_current_max = mcconf.l_in_current_max;
		mcconf.lo_in_current_min = mcconf.l_in_current_min;

		mcconf.sl_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_min_erpm_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_max_fullbreak_current_dir_change = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_phase_advance_at_br = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_rpm_br = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_bemf_coupling_k = (float)buffer_get_int32(data, &ind) / 1000.0;

		memcpy(mcconf.hall_table, data + ind, 8);
		ind += 8;
		mcconf.hall_sl_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.s_pid_kp = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_ki = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_kd = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_min_rpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.p_pid_kp = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.p_pid_ki = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.p_pid_kd = (float)buffer_get_int32(data, &ind) / 1000000.0;

		mcconf.cc_startup_boost_duty = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.cc_min_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.cc_gain = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.cc_ramp_step_max = (float)buffer_get_int32(data, &ind) / 1000000.0;

		mcconf.m_fault_stop_time_ms = buffer_get_int32(data, &ind);

		conf_general_store_mc_configuration(&mcconf);
		mcpwm_set_configuration(&mcconf);

		ind = 0;
		send_buffer[ind++] = COMM_SET_MCCONF;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_MCCONF:
		mcconf = *mcpwm_get_configuration();

		ind = 0;
		send_buffer[ind++] = COMM_GET_MCCONF;

		send_buffer[ind++] = mcconf.pwm_mode;
		send_buffer[ind++] = mcconf.comm_mode;
		send_buffer[ind++] = mcconf.motor_type;
		send_buffer[ind++] = mcconf.sensor_mode;

		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_abs_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm_fbrake * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm_fbrake_cc * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_vin * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_vin * 1000.0), &ind);
		send_buffer[ind++] = mcconf.l_slow_abs_current;
		send_buffer[ind++] = mcconf.l_rpm_lim_neg_torque;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_fet_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_fet_end * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_motor_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_motor_end * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_duty * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_duty * 1000000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_max_fullbreak_current_dir_change * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_phase_advance_at_br * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_rpm_br * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_bemf_coupling_k * 1000.0), &ind);

		memcpy(send_buffer + ind, mcconf.hall_table, 8);
		ind += 8;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.hall_sl_erpm * 1000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kp * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_ki * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kd * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_min_rpm * 1000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_kp * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_ki * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_kd * 1000000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_startup_boost_duty * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_min_current * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_gain * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_ramp_step_max * 1000000.0), &ind);

		buffer_append_int32(send_buffer, mcconf.m_fault_stop_time_ms, &ind);

		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SET_APPCONF:
		appconf = *app_get_configuration();

		ind = 0;
		appconf.controller_id = data[ind++];
		appconf.timeout_msec = buffer_get_uint32(data, &ind);
		appconf.timeout_brake_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.send_can_status = data[ind++];
		appconf.send_can_status_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_to_use = data[ind++];

		appconf.app_ppm_conf.ctrl_type = data[ind++];
		appconf.app_ppm_conf.pid_max_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.pulse_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.pulse_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.median_filter = data[ind++];
		appconf.app_ppm_conf.safe_start = data[ind++];
		appconf.app_ppm_conf.rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.multi_esc = data[ind++];
		appconf.app_ppm_conf.tc = data[ind++];
		appconf.app_ppm_conf.tc_max_diff = (float)buffer_get_int32(data, &ind) / 1000.0;

		appconf.app_adc_conf.ctrl_type = data[ind++];
		appconf.app_adc_conf.hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.voltage_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.voltage_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.use_filter = data[ind++];
		appconf.app_adc_conf.safe_start = data[ind++];
		appconf.app_adc_conf.button_inverted = data[ind++];
		appconf.app_adc_conf.voltage_inverted = data[ind++];
		appconf.app_adc_conf.rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.multi_esc = data[ind++];
		appconf.app_adc_conf.tc = data[ind++];
		appconf.app_adc_conf.tc_max_diff = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.update_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_uart_baudrate = buffer_get_uint32(data, &ind);

		appconf.app_chuk_conf.ctrl_type = data[ind++];
		appconf.app_chuk_conf.hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_conf.rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_conf.rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_conf.ramp_time_pos = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_conf.ramp_time_neg = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_conf.multi_esc = data[ind++];
		appconf.app_chuk_conf.tc = data[ind++];
		appconf.app_chuk_conf.tc_max_diff = (float)buffer_get_int32(data, &ind) / 1000.0;

		conf_general_store_app_configuration(&appconf);
		app_set_configuration(&appconf);
		timeout_configure(appconf.timeout_msec, appconf.timeout_brake_current);

		ind = 0;
		send_buffer[ind++] = COMM_SET_APPCONF;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_APPCONF:
		appconf = *app_get_configuration();

		ind = 0;
		send_buffer[ind++] = COMM_GET_APPCONF;
		send_buffer[ind++] = appconf.controller_id;
		buffer_append_uint32(send_buffer, appconf.timeout_msec, &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.timeout_brake_current * 1000.0), &ind);
		send_buffer[ind++] = appconf.send_can_status;
		buffer_append_uint16(send_buffer, appconf.send_can_status_rate_hz, &ind);

		send_buffer[ind++] = appconf.app_to_use;

		send_buffer[ind++] = appconf.app_ppm_conf.ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pid_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pulse_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pulse_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_ppm_conf.median_filter;
		send_buffer[ind++] = appconf.app_ppm_conf.safe_start;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.rpm_lim_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_ppm_conf.multi_esc;
		send_buffer[ind++] = appconf.app_ppm_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.tc_max_diff * 1000.0), &ind);

		send_buffer[ind++] = appconf.app_adc_conf.ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.voltage_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.voltage_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_adc_conf.use_filter;
		send_buffer[ind++] = appconf.app_adc_conf.safe_start;
		send_buffer[ind++] = appconf.app_adc_conf.button_inverted;
		send_buffer[ind++] = appconf.app_adc_conf.voltage_inverted;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.rpm_lim_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_adc_conf.multi_esc;
		send_buffer[ind++] = appconf.app_adc_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.tc_max_diff * 1000.0), &ind);
		buffer_append_uint16(send_buffer, appconf.app_adc_conf.update_rate_hz, &ind);

		buffer_append_uint32(send_buffer, appconf.app_uart_baudrate, &ind);

		send_buffer[ind++] = appconf.app_chuk_conf.ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.rpm_lim_end * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.ramp_time_pos * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.ramp_time_neg * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_chuk_conf.multi_esc;
		send_buffer[ind++] = appconf.app_chuk_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.tc_max_diff * 1000.0), &ind);

		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SAMPLE_PRINT:
		ind = 0;
		at_start = data[ind++];
		sample_len = buffer_get_uint16(data, &ind);
		decimation = data[ind++];
		main_sample_print_data(at_start, sample_len, decimation);
		break;

	case COMM_TERMINAL_CMD:
		data[len] = '\0';
		terminal_process_string((char*)data);
		break;

	case COMM_DETECT_MOTOR_PARAM:
		ind = 0;
		detect_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		detect_min_rpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		detect_low_duty = (float)buffer_get_int32(data, &ind) / 1000.0;

		chEvtSignal(detect_tp, (eventmask_t) 1);
		break;

	case COMM_REBOOT:
		// Lock the system and enter an infinite loop. The watchdog will reboot.
		__disable_irq();
		for(;;){};
		break;

	case COMM_ALIVE:
		timeout_reset();
		break;

	case COMM_GET_DECODED_PPM:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_PPM;
		buffer_append_int32(send_buffer, (int32_t)(servodec_get_servo(0) * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(servodec_get_last_pulse_len(0) * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_DECODED_ADC:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_ADC;
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_decoded_level() * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_voltage() * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_DECODED_CHUK:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_CHUK;
		buffer_append_int32(send_buffer, (int32_t)(app_nunchuk_get_decoded_chuk() * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_FORWARD_CAN:
		comm_can_send_buffer(data[0], data + 1, len - 1, false);
		break;

	default:
		break;
	}
}
Example #4
0
/**
 * Process a received buffer with commands and data.
 *
 * @param data
 * The buffer to process.
 *
 * @param len
 * The length of the buffer.
 */
void commands_process_packet(unsigned char *data, unsigned int len) {
	if (!len) {
		return;
	}

	COMM_PACKET_ID packet_id;
	int32_t ind = 0;
	uint16_t sample_len;
	uint8_t decimation;
	bool at_start;
	static mc_configuration mcconf, mcconf_old; // Static to save some stack space
	app_configuration appconf;
	uint16_t flash_res;
	uint32_t new_app_offset;
	chuck_data chuck_d_tmp;

	packet_id = data[0];
	data++;
	len--;

	switch (packet_id) {
	case COMM_FW_VERSION:
		ind = 0;
		send_buffer[ind++] = COMM_FW_VERSION;
		send_buffer[ind++] = FW_VERSION_MAJOR;
		send_buffer[ind++] = FW_VERSION_MINOR;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_JUMP_TO_BOOTLOADER:
		flash_helper_jump_to_bootloader();
		break;

	case COMM_ERASE_NEW_APP:
		ind = 0;
		flash_res = flash_helper_erase_new_app(buffer_get_uint32(data, &ind));

		ind = 0;
		send_buffer[ind++] = COMM_ERASE_NEW_APP;
		send_buffer[ind++] = flash_res == FLASH_COMPLETE ? 1 : 0;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_WRITE_NEW_APP_DATA:
		ind = 0;
		new_app_offset = buffer_get_uint32(data, &ind);
		flash_res = flash_helper_write_new_app_data(new_app_offset, data + ind, len - ind);

		ind = 0;
		send_buffer[ind++] = COMM_WRITE_NEW_APP_DATA;
		send_buffer[ind++] = flash_res == FLASH_COMPLETE ? 1 : 0;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_VALUES:
		ind = 0;
		send_buffer[ind++] = COMM_GET_VALUES;
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS1), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS2), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS3), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS4), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS5), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_MOS6), 1e1, &ind);
		buffer_append_float16(send_buffer, NTC_TEMP(ADC_IND_TEMP_PCB), 1e1, &ind);
		buffer_append_float32(send_buffer, mc_interface_read_reset_avg_motor_current(), 1e2, &ind);
		buffer_append_float32(send_buffer, mc_interface_read_reset_avg_input_current(), 1e2, &ind);
		buffer_append_float16(send_buffer, mc_interface_get_duty_cycle_now(), 1e3, &ind);
		buffer_append_float32(send_buffer, mc_interface_get_rpm(), 1e0, &ind);
		buffer_append_float16(send_buffer, GET_INPUT_VOLTAGE(), 1e1, &ind);
		buffer_append_float32(send_buffer, mc_interface_get_amp_hours(false), 1e4, &ind);
		buffer_append_float32(send_buffer, mc_interface_get_amp_hours_charged(false), 1e4, &ind);
		buffer_append_float32(send_buffer, mc_interface_get_watt_hours(false), 1e4, &ind);
		buffer_append_float32(send_buffer, mc_interface_get_watt_hours_charged(false), 1e4, &ind);
		buffer_append_int32(send_buffer, mc_interface_get_tachometer_value(false), &ind);
		buffer_append_int32(send_buffer, mc_interface_get_tachometer_abs_value(false), &ind);
		send_buffer[ind++] = mc_interface_get_fault();
		// TODO: send FOC values id, iq, abs
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SET_DUTY:
		ind = 0;
		mc_interface_set_duty((float)buffer_get_int32(data, &ind) / 100000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT:
		ind = 0;
		mc_interface_set_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT_BRAKE:
		ind = 0;
		mc_interface_set_brake_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_RPM:
		ind = 0;
		mc_interface_set_pid_speed((float)buffer_get_int32(data, &ind));
		timeout_reset();
		break;

	case COMM_SET_POS:
		ind = 0;
		mc_interface_set_pid_pos((float)buffer_get_int32(data, &ind) / 1000000.0);
		timeout_reset();
		break;

	case COMM_SET_DETECT:
		mcconf = *mc_interface_get_configuration();

		ind = 0;
		display_position_mode = data[ind++];

		if (mcconf.motor_type == MOTOR_TYPE_BLDC) {
			if (display_position_mode == DISP_POS_MODE_NONE) {
				mc_interface_release_motor();
			} else if (display_position_mode == DISP_POS_MODE_INDUCTANCE) {
				mcpwm_set_detect();
			}
		}

		timeout_reset();
		break;

	case COMM_SET_SERVO_POS:
#if SERVO_OUT_ENABLE
		ind = 0;
#if SERVO_OUT_SIMPLE
		servo_simple_set_output(buffer_get_float16(data, 1000.0, &ind));
#else
		servos[0].pos = (int16_t)(buffer_get_float16(data, 1000.0, &ind) * 255.0);
#endif
#endif
		break;

	case COMM_SET_MCCONF:
		mcconf = *mc_interface_get_configuration();

		ind = 0;
		mcconf.pwm_mode = data[ind++];
		mcconf.comm_mode = data[ind++];
		mcconf.motor_type = data[ind++];
		mcconf.sensor_mode = data[ind++];

		mcconf.l_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_current_min = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_in_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_in_current_min = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_abs_current_max = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_erpm = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm_fbrake = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_erpm_fbrake_cc = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_vin = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_max_vin = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_battery_cut_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_battery_cut_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_slow_abs_current = data[ind++];
		mcconf.l_rpm_lim_neg_torque = data[ind++];
		mcconf.l_temp_fet_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_fet_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_motor_start = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_temp_motor_end = buffer_get_float32(data, 1000.0, &ind);
		mcconf.l_min_duty = buffer_get_float32(data, 1000000.0, &ind);
		mcconf.l_max_duty = buffer_get_float32(data, 1000000.0, &ind);

		mcconf.lo_current_max = mcconf.l_current_max;
		mcconf.lo_current_min = mcconf.l_current_min;
		mcconf.lo_in_current_max = mcconf.l_in_current_max;
		mcconf.lo_in_current_min = mcconf.l_in_current_min;

		mcconf.sl_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_min_erpm_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_max_fullbreak_current_dir_change = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_phase_advance_at_br = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_rpm_br = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_bemf_coupling_k = (float)buffer_get_int32(data, &ind) / 1000.0;

		memcpy(mcconf.hall_table, data + ind, 8);
		ind += 8;
		mcconf.hall_sl_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.foc_current_kp = buffer_get_float32(data, 1e5, &ind);
		mcconf.foc_current_ki = buffer_get_float32(data, 1e5, &ind);
		mcconf.foc_f_sw = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_dt_us = buffer_get_float32(data, 1e6, &ind);
		mcconf.foc_encoder_inverted = data[ind++];
		mcconf.foc_encoder_offset = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_encoder_ratio = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_sensor_mode = data[ind++];
		mcconf.foc_pll_kp = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_pll_ki = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_motor_l = buffer_get_float32(data, 1e8, &ind);
		mcconf.foc_motor_r = buffer_get_float32(data, 1e5, &ind);
		mcconf.foc_motor_flux_linkage = buffer_get_float32(data, 1e5, &ind);
		mcconf.foc_observer_gain = buffer_get_float32(data, 1e0, &ind);
		mcconf.foc_duty_dowmramp_kp = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_duty_dowmramp_ki = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_openloop_rpm = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_sl_openloop_hyst = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_sl_openloop_time = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_sl_d_current_duty = buffer_get_float32(data, 1e3, &ind);
		mcconf.foc_sl_d_current_factor = buffer_get_float32(data, 1e3, &ind);
		memcpy(mcconf.foc_hall_table, data + ind, 8);
		ind += 8;
		mcconf.foc_sl_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.s_pid_kp = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_ki = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_kd = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.p_pid_kp = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.p_pid_ki = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.p_pid_kd = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.p_pid_ang_div = (float)buffer_get_int32(data, &ind) / 100000.0;

		mcconf.cc_startup_boost_duty = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.cc_min_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.cc_gain = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.cc_ramp_step_max = buffer_get_float32(data, 1e5, &ind);

		mcconf.m_fault_stop_time_ms = buffer_get_int32(data, &ind);
		mcconf.m_duty_ramp_step = (float)buffer_get_float32(data, 1000000.0, &ind);
		mcconf.m_duty_ramp_step_rpm_lim = (float)buffer_get_float32(data, 1000000.0, &ind);
		mcconf.m_current_backoff_gain = (float)buffer_get_float32(data, 1000000.0, &ind);
		mcconf.m_encoder_counts = buffer_get_uint32(data, &ind);
		mcconf.m_sensor_port_mode = data[ind++];

		conf_general_store_mc_configuration(&mcconf);
		mc_interface_set_configuration(&mcconf);

		ind = 0;
		send_buffer[ind++] = packet_id;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_MCCONF:
	case COMM_GET_MCCONF_DEFAULT:
		if (packet_id == COMM_GET_MCCONF) {
			mcconf = *mc_interface_get_configuration();
		} else {
			conf_general_get_default_mc_configuration(&mcconf);
		}

		ind = 0;
		send_buffer[ind++] = packet_id;

		send_buffer[ind++] = mcconf.pwm_mode;
		send_buffer[ind++] = mcconf.comm_mode;
		send_buffer[ind++] = mcconf.motor_type;
		send_buffer[ind++] = mcconf.sensor_mode;

		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_abs_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm_fbrake * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm_fbrake_cc * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_vin * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_vin * 1000.0), &ind);
		buffer_append_float32(send_buffer, mcconf.l_battery_cut_start, 1000.0, &ind);
		buffer_append_float32(send_buffer, mcconf.l_battery_cut_end, 1000.0, &ind);
		send_buffer[ind++] = mcconf.l_slow_abs_current;
		send_buffer[ind++] = mcconf.l_rpm_lim_neg_torque;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_fet_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_fet_end * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_motor_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_temp_motor_end * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_duty * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_duty * 1000000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_max_fullbreak_current_dir_change * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_phase_advance_at_br * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_rpm_br * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_bemf_coupling_k * 1000.0), &ind);

		memcpy(send_buffer + ind, mcconf.hall_table, 8);
		ind += 8;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.hall_sl_erpm * 1000.0), &ind);

		buffer_append_float32(send_buffer, mcconf.foc_current_kp, 1e5, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_current_ki, 1e5, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_f_sw, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_dt_us, 1e6, &ind);
		send_buffer[ind++] = mcconf.foc_encoder_inverted;
		buffer_append_float32(send_buffer, mcconf.foc_encoder_offset, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_encoder_ratio, 1e3, &ind);
		send_buffer[ind++] = mcconf.foc_sensor_mode;
		buffer_append_float32(send_buffer, mcconf.foc_pll_kp, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_pll_ki, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_motor_l, 1e8, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_motor_r, 1e5, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_motor_flux_linkage, 1e5, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_observer_gain, 1e0, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_duty_dowmramp_kp, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_duty_dowmramp_ki, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_openloop_rpm, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_sl_openloop_hyst, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_sl_openloop_time, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_sl_d_current_duty, 1e3, &ind);
		buffer_append_float32(send_buffer, mcconf.foc_sl_d_current_factor, 1e3, &ind);
		memcpy(send_buffer + ind, mcconf.foc_hall_table, 8);
		ind += 8;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.foc_sl_erpm * 1000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kp * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_ki * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kd * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_min_erpm * 1000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_kp * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_ki * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.p_pid_kd * 1000000.0), &ind);
		buffer_append_float32(send_buffer, mcconf.p_pid_ang_div, 1e5, &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_startup_boost_duty * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_min_current * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_gain * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_ramp_step_max * 1000000.0), &ind);

		buffer_append_int32(send_buffer, mcconf.m_fault_stop_time_ms, &ind);
		buffer_append_float32(send_buffer, mcconf.m_duty_ramp_step, 1000000.0, &ind);
		buffer_append_float32(send_buffer, mcconf.m_duty_ramp_step_rpm_lim, 1000000.0, &ind);
		buffer_append_float32(send_buffer, mcconf.m_current_backoff_gain, 1000000.0, &ind);
		buffer_append_uint32(send_buffer, mcconf.m_encoder_counts, &ind);
		send_buffer[ind++] = mcconf.m_sensor_port_mode;

		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SET_APPCONF:
		appconf = *app_get_configuration();

		ind = 0;
		appconf.controller_id = data[ind++];
		appconf.timeout_msec = buffer_get_uint32(data, &ind);
		appconf.timeout_brake_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.send_can_status = data[ind++];
		appconf.send_can_status_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_to_use = data[ind++];

		appconf.app_ppm_conf.ctrl_type = data[ind++];
		appconf.app_ppm_conf.pid_max_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.pulse_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.pulse_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.median_filter = data[ind++];
		appconf.app_ppm_conf.safe_start = data[ind++];
		appconf.app_ppm_conf.rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_conf.multi_esc = data[ind++];
		appconf.app_ppm_conf.tc = data[ind++];
		appconf.app_ppm_conf.tc_max_diff = (float)buffer_get_int32(data, &ind) / 1000.0;

		appconf.app_adc_conf.ctrl_type = data[ind++];
		appconf.app_adc_conf.hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.voltage_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.voltage_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.use_filter = data[ind++];
		appconf.app_adc_conf.safe_start = data[ind++];
		appconf.app_adc_conf.cc_button_inverted = data[ind++];
		appconf.app_adc_conf.rev_button_inverted = data[ind++];
		appconf.app_adc_conf.voltage_inverted = data[ind++];
		appconf.app_adc_conf.rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.multi_esc = data[ind++];
		appconf.app_adc_conf.tc = data[ind++];
		appconf.app_adc_conf.tc_max_diff = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_adc_conf.update_rate_hz = buffer_get_uint16(data, &ind);

		appconf.app_uart_baudrate = buffer_get_uint32(data, &ind);

		appconf.app_chuk_conf.ctrl_type = data[ind++];
		appconf.app_chuk_conf.hyst = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.rpm_lim_start = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.rpm_lim_end = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.ramp_time_pos = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.ramp_time_neg = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.stick_erpm_per_s_in_cc = buffer_get_float32(data, 1000.0, &ind);
		appconf.app_chuk_conf.multi_esc = data[ind++];
		appconf.app_chuk_conf.tc = data[ind++];
		appconf.app_chuk_conf.tc_max_diff = buffer_get_float32(data, 1000.0, &ind);

		appconf.app_nrf_conf.speed = data[ind++];
		appconf.app_nrf_conf.power = data[ind++];
		appconf.app_nrf_conf.crc_type = data[ind++];
		appconf.app_nrf_conf.retry_delay = data[ind++];
		appconf.app_nrf_conf.retries = data[ind++];
		appconf.app_nrf_conf.channel = data[ind++];
		memcpy(appconf.app_nrf_conf.address, data + ind, 3);
		ind += 3;
		appconf.app_nrf_conf.send_crc_ack = data[ind++];

		conf_general_store_app_configuration(&appconf);
		app_set_configuration(&appconf);
		timeout_configure(appconf.timeout_msec, appconf.timeout_brake_current);

		ind = 0;
		send_buffer[ind++] = packet_id;
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_APPCONF:
	case COMM_GET_APPCONF_DEFAULT:
		if (packet_id == COMM_GET_APPCONF) {
			appconf = *app_get_configuration();
		} else {
			conf_general_get_default_app_configuration(&appconf);
		}

		ind = 0;
		send_buffer[ind++] = packet_id;
		send_buffer[ind++] = appconf.controller_id;
		buffer_append_uint32(send_buffer, appconf.timeout_msec, &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.timeout_brake_current * 1000.0), &ind);
		send_buffer[ind++] = appconf.send_can_status;
		buffer_append_uint16(send_buffer, appconf.send_can_status_rate_hz, &ind);

		send_buffer[ind++] = appconf.app_to_use;

		send_buffer[ind++] = appconf.app_ppm_conf.ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pid_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pulse_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.pulse_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_ppm_conf.median_filter;
		send_buffer[ind++] = appconf.app_ppm_conf.safe_start;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.rpm_lim_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_ppm_conf.multi_esc;
		send_buffer[ind++] = appconf.app_ppm_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_conf.tc_max_diff * 1000.0), &ind);

		send_buffer[ind++] = appconf.app_adc_conf.ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.voltage_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.voltage_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_adc_conf.use_filter;
		send_buffer[ind++] = appconf.app_adc_conf.safe_start;
		send_buffer[ind++] = appconf.app_adc_conf.cc_button_inverted;
		send_buffer[ind++] = appconf.app_adc_conf.rev_button_inverted;
		send_buffer[ind++] = appconf.app_adc_conf.voltage_inverted;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.rpm_lim_end * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_adc_conf.multi_esc;
		send_buffer[ind++] = appconf.app_adc_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_adc_conf.tc_max_diff * 1000.0), &ind);
		buffer_append_uint16(send_buffer, appconf.app_adc_conf.update_rate_hz, &ind);

		buffer_append_uint32(send_buffer, appconf.app_uart_baudrate, &ind);

		send_buffer[ind++] = appconf.app_chuk_conf.ctrl_type;
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.hyst, 1000.0, &ind);
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.rpm_lim_start, 1000.0, &ind);
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.rpm_lim_end, 1000.0, &ind);
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.ramp_time_pos, 1000.0, &ind);
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.ramp_time_neg, 1000.0, &ind);
		buffer_append_float32(send_buffer, appconf.app_chuk_conf.stick_erpm_per_s_in_cc, 1000.0, &ind);
		send_buffer[ind++] = appconf.app_chuk_conf.multi_esc;
		send_buffer[ind++] = appconf.app_chuk_conf.tc;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_conf.tc_max_diff * 1000.0), &ind);

		send_buffer[ind++] = appconf.app_nrf_conf.speed;
		send_buffer[ind++] = appconf.app_nrf_conf.power;
		send_buffer[ind++] = appconf.app_nrf_conf.crc_type;
		send_buffer[ind++] = appconf.app_nrf_conf.retry_delay;
		send_buffer[ind++] = appconf.app_nrf_conf.retries;
		send_buffer[ind++] = appconf.app_nrf_conf.channel;
		memcpy(send_buffer + ind, appconf.app_nrf_conf.address, 3);
		ind += 3;
		send_buffer[ind++] = appconf.app_nrf_conf.send_crc_ack;

		commands_send_packet(send_buffer, ind);
		break;

	case COMM_SAMPLE_PRINT:
		ind = 0;
		at_start = data[ind++];
		sample_len = buffer_get_uint16(data, &ind);
		decimation = data[ind++];
		mc_interface_sample_print_data(at_start, sample_len, decimation);
		break;

	case COMM_TERMINAL_CMD:
		data[len] = '\0';
		terminal_process_string((char*)data);
		break;

	case COMM_DETECT_MOTOR_PARAM:
		ind = 0;
		detect_current = buffer_get_float32(data, 1e3, &ind);
		detect_min_rpm = buffer_get_float32(data, 1e3, &ind);
		detect_low_duty = buffer_get_float32(data, 1e3, &ind);

		chEvtSignal(detect_tp, (eventmask_t) 1);
		break;

	case COMM_DETECT_MOTOR_R_L: {
		mcconf = *mc_interface_get_configuration();
		mcconf_old = mcconf;

		mcconf.motor_type = MOTOR_TYPE_FOC;
		mc_interface_set_configuration(&mcconf);

		float r = 0.0;
		float l = 0.0;
		bool res = mcpwm_foc_measure_res_ind(&r, &l);
		mc_interface_set_configuration(&mcconf_old);

		if (!res) {
			r = 0.0;
			l = 0.0;
		}

		ind = 0;
		send_buffer[ind++] = COMM_DETECT_MOTOR_R_L;
		buffer_append_float32(send_buffer, r, 1e6, &ind);
		buffer_append_float32(send_buffer, l, 1e3, &ind);
		commands_send_packet(send_buffer, ind);
	}
	break;

	case COMM_DETECT_MOTOR_FLUX_LINKAGE: {
		ind = 0;
		float current = buffer_get_float32(data, 1e3, &ind);
		float min_rpm = buffer_get_float32(data, 1e3, &ind);
		float duty = buffer_get_float32(data, 1e3, &ind);
		float resistance = buffer_get_float32(data, 1e6, &ind);

		float linkage;
		bool res = conf_general_measure_flux_linkage(current, duty, min_rpm, resistance, &linkage);

		if (!res) {
			linkage = 0.0;
		}

		ind = 0;
		send_buffer[ind++] = COMM_DETECT_MOTOR_FLUX_LINKAGE;
		buffer_append_float32(send_buffer, linkage, 1e7, &ind);
		commands_send_packet(send_buffer, ind);
	}
	break;

	case COMM_DETECT_ENCODER: {
		if (encoder_is_configured()) {
			mcconf = *mc_interface_get_configuration();
			mcconf_old = mcconf;

			ind = 0;
			float current = buffer_get_float32(data, 1e3, &ind);

			mcconf.motor_type = MOTOR_TYPE_FOC;
			mcconf.foc_f_sw = 10000.0;
			mcconf.foc_current_kp = 0.01;
			mcconf.foc_current_ki = 10.0;
			mc_interface_set_configuration(&mcconf);

			float offset = 0.0;
			float ratio = 0.0;
			bool inverted = false;
			mcpwm_foc_encoder_detect(current, false, &offset, &ratio, &inverted);
			mc_interface_set_configuration(&mcconf_old);

			ind = 0;
			send_buffer[ind++] = COMM_DETECT_ENCODER;
			buffer_append_float32(send_buffer, offset, 1e6, &ind);
			buffer_append_float32(send_buffer, ratio, 1e6, &ind);
			send_buffer[ind++] = inverted;
			commands_send_packet(send_buffer, ind);
		} else {
			ind = 0;
			send_buffer[ind++] = COMM_DETECT_ENCODER;
			buffer_append_float32(send_buffer, 1001.0, 1e6, &ind);
			buffer_append_float32(send_buffer, 0.0, 1e6, &ind);
			send_buffer[ind++] = false;
			commands_send_packet(send_buffer, ind);
		}
	}
	break;

	case COMM_DETECT_HALL_FOC: {
		mcconf = *mc_interface_get_configuration();

		if (mcconf.m_sensor_port_mode == SENSOR_PORT_MODE_HALL) {
			mcconf_old = mcconf;
			ind = 0;
			float current = buffer_get_float32(data, 1e3, &ind);

			mcconf.motor_type = MOTOR_TYPE_FOC;
			mcconf.foc_f_sw = 10000.0;
			mcconf.foc_current_kp = 0.01;
			mcconf.foc_current_ki = 10.0;
			mc_interface_set_configuration(&mcconf);

			uint8_t hall_tab[8];
			bool res = mcpwm_foc_hall_detect(current, hall_tab);
			mc_interface_set_configuration(&mcconf_old);

			ind = 0;
			send_buffer[ind++] = COMM_DETECT_HALL_FOC;
			memcpy(send_buffer + ind, hall_tab, 8);
			ind += 8;
			send_buffer[ind++] = res ? 0 : 1;

			commands_send_packet(send_buffer, ind);
		} else {
			ind = 0;
			send_buffer[ind++] = COMM_DETECT_HALL_FOC;
			memset(send_buffer, 255, 8);
			ind += 8;
			send_buffer[ind++] = 0;
		}
	}
	break;

	case COMM_REBOOT:
		// Lock the system and enter an infinite loop. The watchdog will reboot.
		__disable_irq();
		for(;;){};
		break;

	case COMM_ALIVE:
		timeout_reset();
		break;

	case COMM_GET_DECODED_PPM:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_PPM;
		buffer_append_int32(send_buffer, (int32_t)(servodec_get_servo(0) * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(servodec_get_last_pulse_len(0) * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_DECODED_ADC:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_ADC;
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_decoded_level() * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_voltage() * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_decoded_level2() * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(app_adc_get_voltage2() * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_GET_DECODED_CHUK:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_CHUK;
		buffer_append_int32(send_buffer, (int32_t)(app_nunchuk_get_decoded_chuk() * 1000000.0), &ind);
		commands_send_packet(send_buffer, ind);
		break;

	case COMM_FORWARD_CAN:
		comm_can_send_buffer(data[0], data + 1, len - 1, false);
		break;

	case COMM_SET_CHUCK_DATA:
		ind = 0;
		chuck_d_tmp.js_x = data[ind++];
		chuck_d_tmp.js_y = data[ind++];
		chuck_d_tmp.bt_c = data[ind++];
		chuck_d_tmp.bt_z = data[ind++];
		chuck_d_tmp.acc_x = buffer_get_int16(data, &ind);
		chuck_d_tmp.acc_y = buffer_get_int16(data, &ind);
		chuck_d_tmp.acc_z = buffer_get_int16(data, &ind);
		app_nunchuk_update_output(&chuck_d_tmp);
		break;

	case COMM_CUSTOM_APP_DATA:
		if (appdata_func) {
			appdata_func(data, len);
		}
		break;

	default:
		break;
	}
}
Example #5
0
/**
 * Process a received buffer with commands and data.
 *
 * @param data
 * The buffer to process.
 *
 * @param len
 * The length of the buffer.
 */
void commands_process_packet(unsigned char *data, unsigned char len) {
	if (!len) {
		return;
	}

	COMM_PACKET_ID packet_id;
	int32_t ind = 0;
	uint16_t sample_len;
	uint8_t decimation;
	bool at_start;
	mc_configuration mcconf;
	app_configuration appconf;

	(void)len;

	packet_id = data[0];
	data++;
	len--;

	switch (packet_id) {
	case COMM_GET_VALUES:
		ind = 0;
		send_buffer[ind++] = COMM_GET_VALUES;
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS1) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS2) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS3) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS4) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS5) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_MOS6) * 10.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(NTC_TEMP(ADC_IND_TEMP_PCB) * 10.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_read_reset_avg_motor_current() * 100.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_read_reset_avg_input_current() * 100.0), &ind);
		buffer_append_int16(send_buffer, (int16_t)(mcpwm_get_duty_cycle_now() * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)mcpwm_get_rpm(), &ind);
		buffer_append_int16(send_buffer, (int16_t)(GET_INPUT_VOLTAGE() * 10.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_amp_hours(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_amp_hours_charged(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_watt_hours(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcpwm_get_watt_hours_charged(false) * 10000.0), &ind);
		buffer_append_int32(send_buffer, mcpwm_get_tachometer_value(false), &ind);
		buffer_append_int32(send_buffer, mcpwm_get_tachometer_abs_value(false), &ind);
		send_buffer[ind++] = mcpwm_get_fault();
		send_packet(send_buffer, ind);
		break;

	case COMM_SET_DUTY:
		ind = 0;
		mcpwm_set_duty((float)buffer_get_int32(data, &ind) / 100000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT:
		ind = 0;
		mcpwm_set_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_CURRENT_BRAKE:
		ind = 0;
		mcpwm_set_brake_current((float)buffer_get_int32(data, &ind) / 1000.0);
		timeout_reset();
		break;

	case COMM_SET_RPM:
		ind = 0;
		mcpwm_set_pid_speed((float)buffer_get_int32(data, &ind));
		timeout_reset();
		break;

	case COMM_SET_DETECT:
		mcpwm_set_detect();
		timeout_reset();
		break;

	case COMM_SET_SERVO_OFFSET:
		servos[0].offset = data[0];
		break;

	case COMM_SET_MCCONF:
		mcconf = *mcpwm_get_configuration();

		ind = 0;
		mcconf.pwm_mode = data[ind++];
		mcconf.comm_mode = data[ind++];

		mcconf.l_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_current_min = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_in_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_in_current_min = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_abs_current_max = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_erpm_fbrake = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_min_vin = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_max_vin = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.l_slow_abs_current = data[ind++];
		mcconf.l_rpm_lim_neg_torque = data[ind++];

		mcconf.lo_current_max = mcconf.l_current_max;
		mcconf.lo_current_min = mcconf.l_current_min;
		mcconf.lo_in_current_max = mcconf.l_in_current_max;
		mcconf.lo_in_current_min = mcconf.l_in_current_min;

		mcconf.sl_is_sensorless = data[ind++];
		mcconf.sl_min_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_min_erpm_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_limit = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_limit_high_fac = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_cycle_int_rpm_br = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.sl_bemf_coupling_k = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.hall_dir = data[ind++];
		mcconf.hall_fwd_add = data[ind++];
		mcconf.hall_rev_add = data[ind++];

		mcconf.s_pid_kp = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_ki = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_kd = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.s_pid_min_rpm = (float)buffer_get_int32(data, &ind) / 1000.0;

		mcconf.cc_startup_boost_duty = (float)buffer_get_int32(data, &ind) / 1000000.0;
		mcconf.cc_min_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		mcconf.cc_gain = (float)buffer_get_int32(data, &ind) / 1000000.0;

		mcconf.m_fault_stop_time_ms = buffer_get_int32(data, &ind);

		conf_general_store_mc_configuration(&mcconf);
		mcpwm_set_configuration(&mcconf);
		break;

	case COMM_GET_MCCONF:
		mcconf = *mcpwm_get_configuration();

		ind = 0;
		send_buffer[ind++] = COMM_GET_MCCONF;

		send_buffer[ind++] = mcconf.pwm_mode;
		send_buffer[ind++] = mcconf.comm_mode;

		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_in_current_min * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_abs_current_max * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_erpm_fbrake * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_min_vin * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.l_max_vin * 1000.0), &ind);
		send_buffer[ind++] = mcconf.l_slow_abs_current;
		send_buffer[ind++] = mcconf.l_rpm_lim_neg_torque;

		send_buffer[ind++] = mcconf.sl_is_sensorless;
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_min_erpm_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_limit * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_limit_high_fac * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_cycle_int_rpm_br * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.sl_bemf_coupling_k * 1000.0), &ind);

		send_buffer[ind++] = mcconf.hall_dir;
		send_buffer[ind++] = mcconf.hall_fwd_add;
		send_buffer[ind++] = mcconf.hall_rev_add;

		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kp * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_ki * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_kd * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.s_pid_min_rpm * 1000.0), &ind);

		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_startup_boost_duty * 1000000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_min_current * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(mcconf.cc_gain * 1000000.0), &ind);

		buffer_append_int32(send_buffer, mcconf.m_fault_stop_time_ms, &ind);

		send_packet(send_buffer, ind);
		break;

	case COMM_SET_APPCONF:
		appconf = *app_get_configuration();

		ind = 0;
		appconf.timeout_msec = buffer_get_uint32(data, &ind);
		appconf.timeout_brake_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_to_use = data[ind++];

		appconf.app_ppm_ctrl_type = data[ind++];
		appconf.app_ppm_pid_max_erpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_pulse_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_pulse_width = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_ppm_rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;

		appconf.app_uart_baudrate = buffer_get_uint32(data, &ind);

		appconf.app_chuk_ctrl_type = data[ind++];
		appconf.app_chuk_hyst = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_rpm_lim_start = (float)buffer_get_int32(data, &ind) / 1000.0;
		appconf.app_chuk_rpm_lim_end = (float)buffer_get_int32(data, &ind) / 1000.0;

		conf_general_store_app_configuration(&appconf);
		app_set_configuration(&appconf);
		timeout_configure(appconf.timeout_msec, appconf.timeout_brake_current);
		break;

	case COMM_GET_APPCONF:
		appconf = *app_get_configuration();

		ind = 0;
		send_buffer[ind++] = COMM_GET_APPCONF;
		buffer_append_uint32(send_buffer, appconf.timeout_msec, &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.timeout_brake_current * 1000.0), &ind);
		send_buffer[ind++] = appconf.app_to_use;

		send_buffer[ind++] = appconf.app_ppm_ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_pid_max_erpm * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_pulse_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_pulse_width * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_ppm_rpm_lim_end * 1000.0), &ind);

		buffer_append_uint32(send_buffer, appconf.app_uart_baudrate, &ind);

		send_buffer[ind++] = appconf.app_chuk_ctrl_type;
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_hyst * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_rpm_lim_start * 1000.0), &ind);
		buffer_append_int32(send_buffer, (int32_t)(appconf.app_chuk_rpm_lim_end * 1000.0), &ind);

		send_packet(send_buffer, ind);
		break;

	case COMM_SAMPLE_PRINT:
		ind = 0;
		at_start = data[ind++];
		sample_len = buffer_get_uint16(data, &ind);
		decimation = data[ind++];
		main_sample_print_data(at_start, sample_len, decimation);
		break;

	case COMM_TERMINAL_CMD:
		data[len] = '\0';
		terminal_process_string((char*)data);
		break;

	case COMM_DETECT_MOTOR_PARAM:
		ind = 0;
		detect_current = (float)buffer_get_int32(data, &ind) / 1000.0;
		detect_min_rpm = (float)buffer_get_int32(data, &ind) / 1000.0;
		detect_low_duty = (float)buffer_get_int32(data, &ind) / 1000.0;

		chEvtSignal(detect_tp, (eventmask_t) 1);
		break;

	case COMM_REBOOT:
		// Lock the system and enter an infinite loop. The watchdog will reboot.
		__disable_irq();
		for(;;){};
		break;

	case COMM_ALIVE:
		timeout_reset();
		break;

	case COMM_GET_DECODED_PPM:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_PPM;
		buffer_append_int32(send_buffer, (int32_t)(servodec_get_servo(0) * 1000000.0), &ind);
		send_packet(send_buffer, ind);
		break;

	case COMM_GET_DECODED_CHUK:
		ind = 0;
		send_buffer[ind++] = COMM_GET_DECODED_CHUK;
		buffer_append_int32(send_buffer, (int32_t)(app_nunchuk_get_decoded_chuk() * 1000000.0), &ind);
		send_packet(send_buffer, ind);
		break;

	default:
		break;
	}
}