[libsigrok.git] / src / hardware / korad-kaxxxxp / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
 * Copyright (C) 2018-2019 Frank Stettner <frank-stettner@gmx.net>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <config.h>
#include "protocol.h"

static const uint32_t scanopts[] = {
	SR_CONF_CONN,
	SR_CONF_SERIALCOMM,
};

static const uint32_t drvopts[] = {
	SR_CONF_POWER_SUPPLY,
};

static const uint32_t devopts[] = {
	SR_CONF_CONTINUOUS,
	SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_VOLTAGE | SR_CONF_GET,
	SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_CURRENT | SR_CONF_GET,
	SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
	SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_REGULATION | SR_CONF_GET,
	SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
	SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
};

static const struct korad_kaxxxxp_model models[] = {
	/* Device enum, vendor, model, ID reply, channels, voltage, current */
	{VELLEMAN_PS3005D, "Velleman", "PS3005D",
		"VELLEMANPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{VELLEMAN_LABPS3005D, "Velleman", "LABPS3005D",
		"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{KORAD_KA3005P, "Korad", "KA3005P",
		"KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	/* Sometimes the KA3005P has an extra 0x01 after the ID. */
	{KORAD_KA3005P_0X01, "Korad", "KA3005P",
		"KORADKA3005PV2.0\x01", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	/* Sometimes the KA3005P has an extra 0xBC after the ID. */
	{KORAD_KA3005P_0XBC, "Korad", "KA3005P",
		"KORADKA3005PV2.0\xBC", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{KORAD_KA3005P_V42, "Korad", "KA3005P",
		"KORAD KA3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{KORAD_KD3005P, "Korad", "KD3005P",
		"KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
		"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{RND_320_KD3005P, "RND", "KD3005P",
		"RND 320-KD3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{RND_320_KA3005P, "RND", "KA3005P",
		"RND 320-KA3005P V5.5", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{RND_320K30PV, "RND", "KA3005P",
		"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{TENMA_72_2540_V20, "Tenma", "72-2540",
		"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{TENMA_72_2540_V21, "Tenma", "72-2540",
		"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{TENMA_72_2540_V52, "Tenma", "72-2540",
		"TENMA 72-2540 V5.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{TENMA_72_2535_V21, "Tenma", "72-2535",
		"TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3.1, 0.001}},
	{STAMOS_SLS31_V20, "Stamos Soldering", "S-LS-31",
		"S-LS-31 V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	{KORAD_KD6005P, "Korad", "KD6005P",
		"KORAD KD6005P V2.2", 1, {0, 61, 0.01}, {0, 5.1, 0.001}},
	ALL_ZERO
};

static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	struct dev_context *devc;
	GSList *l;
	struct sr_dev_inst *sdi;
	struct sr_config *src;
	const char *conn, *serialcomm;
	struct sr_serial_dev_inst *serial;
	char reply[50];
	int i, model_id;
	unsigned int len;

	conn = NULL;
	serialcomm = NULL;

	for (l = options; l; l = l->next) {
		src = l->data;
		switch (src->key) {
		case SR_CONF_CONN:
			conn = g_variant_get_string(src->data, NULL);
			break;
		case SR_CONF_SERIALCOMM:
			serialcomm = g_variant_get_string(src->data, NULL);
			break;
		default:
			sr_err("Unknown option %d, skipping.", src->key);
			break;
		}
	}

	if (!conn)
		return NULL;
	if (!serialcomm)
		serialcomm = "9600/8n1";

	serial = sr_serial_dev_inst_new(conn, serialcomm);
	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
		return NULL;

	serial_flush(serial);

	/* Get the device model. */
	len = 0;
	for (i = 0; models[i].id; i++) {
		if (strlen(models[i].id) > len)
			len = strlen(models[i].id);
	}

	/*
	 * Some models also include the serial number:
	 * RND 320-KD3005P V4.2 SN:59834414
	 */
	len += 12;

	memset(&reply, 0, sizeof(reply));
	sr_dbg("Want max %d bytes.", len);
	if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
		return NULL;

	/* i is used here for debug purposes only. */
	if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
		return NULL;
	sr_dbg("Received: %d, %s", i, reply);
	model_id = -1;

	/* Truncate before serial number. */
	char *sn = g_strrstr(reply, " SN:");
	if (sn)
		*sn = '\0';

	for (i = 0; models[i].id; i++) {
		if (!g_strcmp0(models[i].id, reply))
			model_id = i;
	}
	if (model_id < 0) {
		sr_err("Unknown model ID '%s' detected, aborting.", reply);
		return NULL;
	}
	sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
		models[model_id].name, model_id, models[model_id].id);

	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	sdi->status = SR_ST_INACTIVE;
	sdi->vendor = g_strdup(models[model_id].vendor);
	sdi->model = g_strdup(models[model_id].name);
	sdi->inst_type = SR_INST_SERIAL;
	sdi->conn = serial;

	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");

	devc = g_malloc0(sizeof(struct dev_context));
	sr_sw_limits_init(&devc->limits);
	g_mutex_init(&devc->rw_mutex);
	devc->model = &models[model_id];
	devc->req_sent_at = 0;
	devc->cc_mode_1_changed = FALSE;
	devc->cc_mode_2_changed = FALSE;
	devc->output_enabled_changed = FALSE;
	devc->ocp_enabled_changed = FALSE;
	devc->ovp_enabled_changed = FALSE;
	sdi->priv = devc;

	/* Get current status of device. */
	if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
		goto exit_err;

	serial_close(serial);

	return std_scan_complete(di, g_slist_append(NULL, sdi));

exit_err:
	sr_dev_inst_free(sdi);
	g_free(devc);
	sr_dbg("Scan failed.");

	return NULL;
}

static int config_get(uint32_t key, GVariant **data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
	struct dev_context *devc;

	(void)cg;

	if (!sdi || !data)
		return SR_ERR_ARG;

	devc = sdi->priv;

	switch (key) {
	case SR_CONF_LIMIT_SAMPLES:
	case SR_CONF_LIMIT_MSEC:
		return sr_sw_limits_config_get(&devc->limits, key, data);
	case SR_CONF_VOLTAGE:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
		*data = g_variant_new_double(devc->voltage);
		break;
	case SR_CONF_VOLTAGE_TARGET:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc);
		*data = g_variant_new_double(devc->voltage_target);
		break;
	case SR_CONF_CURRENT:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
		*data = g_variant_new_double(devc->current);
		break;
	case SR_CONF_CURRENT_LIMIT:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc);
		*data = g_variant_new_double(devc->current_limit);
		break;
	case SR_CONF_ENABLED:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
		*data = g_variant_new_boolean(devc->output_enabled);
		break;
	case SR_CONF_REGULATION:
		/* Dual channel not supported. */
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
		*data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
		*data = g_variant_new_boolean(devc->ocp_enabled);
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
		korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
		*data = g_variant_new_boolean(devc->ovp_enabled);
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_set(uint32_t key, GVariant *data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
	struct dev_context *devc;
	double dval;
	gboolean bval;

	(void)cg;

	devc = sdi->priv;

	switch (key) {
	case SR_CONF_LIMIT_MSEC:
	case SR_CONF_LIMIT_SAMPLES:
		return sr_sw_limits_config_set(&devc->limits, key, data);
	case SR_CONF_VOLTAGE_TARGET:
		dval = g_variant_get_double(data);
		if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
			return SR_ERR_ARG;
		devc->set_voltage_target = dval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_CURRENT_LIMIT:
		dval = g_variant_get_double(data);
		if (dval < devc->model->current[0] || dval > devc->model->current[1])
			return SR_ERR_ARG;
		devc->set_current_limit = dval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_ENABLED:
		bval = g_variant_get_boolean(data);
		/* Set always so it is possible turn off with sigrok-cli. */
		devc->set_output_enabled = bval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
		bval = g_variant_get_boolean(data);
		devc->set_ocp_enabled = bval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
			return SR_ERR;
		break;
	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
		bval = g_variant_get_boolean(data);
		devc->set_ovp_enabled = bval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
			return SR_ERR;
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_list(uint32_t key, GVariant **data,
	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
	struct dev_context *devc;

	devc = (sdi) ? sdi->priv : NULL;

	switch (key) {
	case SR_CONF_SCAN_OPTIONS:
	case SR_CONF_DEVICE_OPTIONS:
		return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
	case SR_CONF_VOLTAGE_TARGET:
		if (!devc || !devc->model)
			return SR_ERR_ARG;
		*data = std_gvar_min_max_step_array(devc->model->voltage);
		break;
	case SR_CONF_CURRENT_LIMIT:
		if (!devc || !devc->model)
			return SR_ERR_ARG;
		*data = std_gvar_min_max_step_array(devc->model->current);
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int dev_close(struct sr_dev_inst *sdi)
{
	struct dev_context *devc;

	devc = (sdi) ? sdi->priv : NULL;
	if (devc)
		g_mutex_clear(&devc->rw_mutex);

	return std_serial_dev_close(sdi);
}

static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
	struct dev_context *devc;
	struct sr_serial_dev_inst *serial;

	devc = sdi->priv;

	sr_sw_limits_acquisition_start(&devc->limits);
	std_session_send_df_header(sdi);

	devc->req_sent_at = 0;
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN,
			KAXXXXP_POLL_INTERVAL_MS,
			korad_kaxxxxp_receive_data, (void *)sdi);

	return SR_OK;
}

static struct sr_dev_driver korad_kaxxxxp_driver_info = {
	.name = "korad-kaxxxxp",
	.longname = "Korad KAxxxxP",
	.api_version = 1,
	.init = std_init,
	.cleanup = std_cleanup,
	.scan = scan,
	.dev_list = std_dev_list,
	.dev_clear = std_dev_clear,
	.config_get = config_get,
	.config_set = config_set,
	.config_list = config_list,
	.dev_open = std_serial_dev_open,
	.dev_close = dev_close,
	.dev_acquisition_start = dev_acquisition_start,
	.dev_acquisition_stop = std_serial_dev_acquisition_stop,
	.context = NULL,
};
SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);
Commit	Line	Data
	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2015 Hannu Vuolasaho <vuokkosetae@gmail.com>
	5	* Copyright (C) 2018-2019 Frank Stettner <frank-stettner@gmx.net>
	6	*
	7	* This program is free software: you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation, either version 3 of the License, or
	10	* (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	19	*/
	20
	21	#include <config.h>
	22	#include "protocol.h"
	23
	24	static const uint32_t scanopts[] = {
	25	SR_CONF_CONN,
	26	SR_CONF_SERIALCOMM,
	27	};
	28
	29	static const uint32_t drvopts[] = {
	30	SR_CONF_POWER_SUPPLY,
	31	};
	32
	33	static const uint32_t devopts[] = {
	34	SR_CONF_CONTINUOUS,
	35	SR_CONF_LIMIT_SAMPLES \| SR_CONF_GET \| SR_CONF_SET,
	36	SR_CONF_LIMIT_MSEC \| SR_CONF_GET \| SR_CONF_SET,
	37	SR_CONF_VOLTAGE \| SR_CONF_GET,
	38	SR_CONF_VOLTAGE_TARGET \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	39	SR_CONF_CURRENT \| SR_CONF_GET,
	40	SR_CONF_CURRENT_LIMIT \| SR_CONF_GET \| SR_CONF_SET \| SR_CONF_LIST,
	41	SR_CONF_ENABLED \| SR_CONF_GET \| SR_CONF_SET,
	42	SR_CONF_REGULATION \| SR_CONF_GET,
	43	SR_CONF_OVER_CURRENT_PROTECTION_ENABLED \| SR_CONF_GET \| SR_CONF_SET,
	44	SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED \| SR_CONF_GET \| SR_CONF_SET,
	45	};
	46
	47	static const struct korad_kaxxxxp_model models[] = {
	48	/* Device enum, vendor, model, ID reply, channels, voltage, current */
	49	{VELLEMAN_PS3005D, "Velleman", "PS3005D",
	50	"VELLEMANPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	51	{VELLEMAN_LABPS3005D, "Velleman", "LABPS3005D",
	52	"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	53	{KORAD_KA3005P, "Korad", "KA3005P",
	54	"KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	55	/* Sometimes the KA3005P has an extra 0x01 after the ID. */
	56	{KORAD_KA3005P_0X01, "Korad", "KA3005P",
	57	"KORADKA3005PV2.0\x01", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	58	/* Sometimes the KA3005P has an extra 0xBC after the ID. */
	59	{KORAD_KA3005P_0XBC, "Korad", "KA3005P",
	60	"KORADKA3005PV2.0\xBC", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	61	{KORAD_KA3005P_V42, "Korad", "KA3005P",
	62	"KORAD KA3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	63	{KORAD_KD3005P, "Korad", "KD3005P",
	64	"KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	65	{KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
	66	"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	67	{RND_320_KD3005P, "RND", "KD3005P",
	68	"RND 320-KD3005P V4.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	69	{RND_320_KA3005P, "RND", "KA3005P",
	70	"RND 320-KA3005P V5.5", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	71	{RND_320K30PV, "RND", "KA3005P",
	72	"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	73	{TENMA_72_2540_V20, "Tenma", "72-2540",
	74	"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	75	{TENMA_72_2540_V21, "Tenma", "72-2540",
	76	"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	77	{TENMA_72_2540_V52, "Tenma", "72-2540",
	78	"TENMA 72-2540 V5.2", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	79	{TENMA_72_2535_V21, "Tenma", "72-2535",
	80	"TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3.1, 0.001}},
	81	{STAMOS_SLS31_V20, "Stamos Soldering", "S-LS-31",
	82	"S-LS-31 V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	83	{KORAD_KD6005P, "Korad", "KD6005P",
	84	"KORAD KD6005P V2.2", 1, {0, 61, 0.01}, {0, 5.1, 0.001}},
	85	ALL_ZERO
	86	};
	87
	88	static GSList scan(struct sr_dev_driver di, GSList *options)
	89	{
	90	struct dev_context *devc;
	91	GSList *l;
	92	struct sr_dev_inst *sdi;
	93	struct sr_config *src;
	94	const char conn, serialcomm;
	95	struct sr_serial_dev_inst *serial;
	96	char reply[50];
	97	int i, model_id;
	98	unsigned int len;
	99
	100	conn = NULL;
	101	serialcomm = NULL;
	102
	103	for (l = options; l; l = l->next) {
	104	src = l->data;
	105	switch (src->key) {
	106	case SR_CONF_CONN:
	107	conn = g_variant_get_string(src->data, NULL);
	108	break;
	109	case SR_CONF_SERIALCOMM:
	110	serialcomm = g_variant_get_string(src->data, NULL);
	111	break;
	112	default:
	113	sr_err("Unknown option %d, skipping.", src->key);
	114	break;
	115	}
	116	}
	117
	118	if (!conn)
	119	return NULL;
	120	if (!serialcomm)
	121	serialcomm = "9600/8n1";
	122
	123	serial = sr_serial_dev_inst_new(conn, serialcomm);
	124	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	125	return NULL;
	126
	127	serial_flush(serial);
	128
	129	/* Get the device model. */
	130	len = 0;
	131	for (i = 0; models[i].id; i++) {
	132	if (strlen(models[i].id) > len)
	133	len = strlen(models[i].id);
	134	}
	135
	136	/*
	137	* Some models also include the serial number:
	138	* RND 320-KD3005P V4.2 SN:59834414
	139	*/
	140	len += 12;
	141
	142	memset(&reply, 0, sizeof(reply));
	143	sr_dbg("Want max %d bytes.", len);
	144	if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
	145	return NULL;
	146
	147	/* i is used here for debug purposes only. */
	148	if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
	149	return NULL;
	150	sr_dbg("Received: %d, %s", i, reply);
	151	model_id = -1;
	152
	153	/* Truncate before serial number. */
	154	char *sn = g_strrstr(reply, " SN:");
	155	if (sn)
	156	*sn = '\0';
	157
	158	for (i = 0; models[i].id; i++) {
	159	if (!g_strcmp0(models[i].id, reply))
	160	model_id = i;
	161	}
	162	if (model_id < 0) {
	163	sr_err("Unknown model ID '%s' detected, aborting.", reply);
	164	return NULL;
	165	}
	166	sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
	167	models[model_id].name, model_id, models[model_id].id);
	168
	169	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	170	sdi->status = SR_ST_INACTIVE;
	171	sdi->vendor = g_strdup(models[model_id].vendor);
	172	sdi->model = g_strdup(models[model_id].name);
	173	sdi->inst_type = SR_INST_SERIAL;
	174	sdi->conn = serial;
	175
	176	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	177	sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
	178
	179	devc = g_malloc0(sizeof(struct dev_context));
	180	sr_sw_limits_init(&devc->limits);
	181	g_mutex_init(&devc->rw_mutex);
	182	devc->model = &models[model_id];
	183	devc->req_sent_at = 0;
	184	devc->cc_mode_1_changed = FALSE;
	185	devc->cc_mode_2_changed = FALSE;
	186	devc->output_enabled_changed = FALSE;
	187	devc->ocp_enabled_changed = FALSE;
	188	devc->ovp_enabled_changed = FALSE;
	189	sdi->priv = devc;
	190
	191	/* Get current status of device. */
	192	if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
	193	goto exit_err;
	194
	195	serial_close(serial);
	196
	197	return std_scan_complete(di, g_slist_append(NULL, sdi));
	198
	199	exit_err:
	200	sr_dev_inst_free(sdi);
	201	g_free(devc);
	202	sr_dbg("Scan failed.");
	203
	204	return NULL;
	205	}
	206
	207	static int config_get(uint32_t key, GVariant **data,
	208	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	209	{
	210	struct dev_context *devc;
	211
	212	(void)cg;
	213
	214	if (!sdi \|\| !data)
	215	return SR_ERR_ARG;
	216
	217	devc = sdi->priv;
	218
	219	switch (key) {
	220	case SR_CONF_LIMIT_SAMPLES:
	221	case SR_CONF_LIMIT_MSEC:
	222	return sr_sw_limits_config_get(&devc->limits, key, data);
	223	case SR_CONF_VOLTAGE:
	224	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
	225	*data = g_variant_new_double(devc->voltage);
	226	break;
	227	case SR_CONF_VOLTAGE_TARGET:
	228	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc);
	229	*data = g_variant_new_double(devc->voltage_target);
	230	break;
	231	case SR_CONF_CURRENT:
	232	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
	233	*data = g_variant_new_double(devc->current);
	234	break;
	235	case SR_CONF_CURRENT_LIMIT:
	236	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc);
	237	*data = g_variant_new_double(devc->current_limit);
	238	break;
	239	case SR_CONF_ENABLED:
	240	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
	241	*data = g_variant_new_boolean(devc->output_enabled);
	242	break;
	243	case SR_CONF_REGULATION:
	244	/* Dual channel not supported. */
	245	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
	246	*data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
	247	break;
	248	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	249	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
	250	*data = g_variant_new_boolean(devc->ocp_enabled);
	251	break;
	252	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	253	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
	254	*data = g_variant_new_boolean(devc->ovp_enabled);
	255	break;
	256	default:
	257	return SR_ERR_NA;
	258	}
	259
	260	return SR_OK;
	261	}
	262
	263	static int config_set(uint32_t key, GVariant *data,
	264	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	265	{
	266	struct dev_context *devc;
	267	double dval;
	268	gboolean bval;
	269
	270	(void)cg;
	271
	272	devc = sdi->priv;
	273
	274	switch (key) {
	275	case SR_CONF_LIMIT_MSEC:
	276	case SR_CONF_LIMIT_SAMPLES:
	277	return sr_sw_limits_config_set(&devc->limits, key, data);
	278	case SR_CONF_VOLTAGE_TARGET:
	279	dval = g_variant_get_double(data);
	280	if (dval < devc->model->voltage[0] \|\| dval > devc->model->voltage[1])
	281	return SR_ERR_ARG;
	282	devc->set_voltage_target = dval;
	283	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc) < 0)
	284	return SR_ERR;
	285	break;
	286	case SR_CONF_CURRENT_LIMIT:
	287	dval = g_variant_get_double(data);
	288	if (dval < devc->model->current[0] \|\| dval > devc->model->current[1])
	289	return SR_ERR_ARG;
	290	devc->set_current_limit = dval;
	291	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc) < 0)
	292	return SR_ERR;
	293	break;
	294	case SR_CONF_ENABLED:
	295	bval = g_variant_get_boolean(data);
	296	/* Set always so it is possible turn off with sigrok-cli. */
	297	devc->set_output_enabled = bval;
	298	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
	299	return SR_ERR;
	300	break;
	301	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	302	bval = g_variant_get_boolean(data);
	303	devc->set_ocp_enabled = bval;
	304	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
	305	return SR_ERR;
	306	break;
	307	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	308	bval = g_variant_get_boolean(data);
	309	devc->set_ovp_enabled = bval;
	310	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
	311	return SR_ERR;
	312	break;
	313	default:
	314	return SR_ERR_NA;
	315	}
	316
	317	return SR_OK;
	318	}
	319
	320	static int config_list(uint32_t key, GVariant **data,
	321	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	322	{
	323	struct dev_context *devc;
	324
	325	devc = (sdi) ? sdi->priv : NULL;
	326
	327	switch (key) {
	328	case SR_CONF_SCAN_OPTIONS:
	329	case SR_CONF_DEVICE_OPTIONS:
	330	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
	331	case SR_CONF_VOLTAGE_TARGET:
	332	if (!devc \|\| !devc->model)
	333	return SR_ERR_ARG;
	334	*data = std_gvar_min_max_step_array(devc->model->voltage);
	335	break;
	336	case SR_CONF_CURRENT_LIMIT:
	337	if (!devc \|\| !devc->model)
	338	return SR_ERR_ARG;
	339	*data = std_gvar_min_max_step_array(devc->model->current);
	340	break;
	341	default:
	342	return SR_ERR_NA;
	343	}
	344
	345	return SR_OK;
	346	}
	347
	348	static int dev_close(struct sr_dev_inst *sdi)
	349	{
	350	struct dev_context *devc;
	351
	352	devc = (sdi) ? sdi->priv : NULL;
	353	if (devc)
	354	g_mutex_clear(&devc->rw_mutex);
	355
	356	return std_serial_dev_close(sdi);
	357	}
	358
	359	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
	360	{
	361	struct dev_context *devc;
	362	struct sr_serial_dev_inst *serial;
	363
	364	devc = sdi->priv;
	365
	366	sr_sw_limits_acquisition_start(&devc->limits);
	367	std_session_send_df_header(sdi);
	368
	369	devc->req_sent_at = 0;
	370	serial = sdi->conn;
	371	serial_source_add(sdi->session, serial, G_IO_IN,
	372	KAXXXXP_POLL_INTERVAL_MS,
	373	korad_kaxxxxp_receive_data, (void *)sdi);
	374
	375	return SR_OK;
	376	}
	377
	378	static struct sr_dev_driver korad_kaxxxxp_driver_info = {
	379	.name = "korad-kaxxxxp",
	380	.longname = "Korad KAxxxxP",
	381	.api_version = 1,
	382	.init = std_init,
	383	.cleanup = std_cleanup,
	384	.scan = scan,
	385	.dev_list = std_dev_list,
	386	.dev_clear = std_dev_clear,
	387	.config_get = config_get,
	388	.config_set = config_set,
	389	.config_list = config_list,
	390	.dev_open = std_serial_dev_open,
	391	.dev_close = dev_close,
	392	.dev_acquisition_start = dev_acquisition_start,
	393	.dev_acquisition_stop = std_serial_dev_acquisition_stop,
	394	.context = NULL,
	395	};
	396	SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);