[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 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, 0.001}},
	{VELLEMAN_LABPS3005D, "Velleman", "LABPS3005D",
		"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{KORAD_KA3005P, "Korad", "KA3005P",
		"KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 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, 0.001}},
	{KORAD_KD3005P, "Korad", "KD3005P",
		"KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
		"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{RND_320K30PV, "RND", "KA3005P",
		"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{TENMA_72_2540_V20, "Tenma", "72-2540",
		"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	{TENMA_72_2540_V21, "Tenma", "72-2540",
		"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5, 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);
	}
	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;
	for (i = 0; models[i].id; i++) {
		if (!strcmp(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;
	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_MAX, devc);
		*data = g_variant_new_double(devc->voltage_max);
		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_MAX, devc);
		*data = g_variant_new_double(devc->current_max);
		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->voltage_max = dval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_MAX, 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->current_max = dval;
		if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_MAX, 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->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->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->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 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, 0.001}},
	51	{VELLEMAN_LABPS3005D, "Velleman", "LABPS3005D",
	52	"VELLEMANLABPS3005DV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	53	{KORAD_KA3005P, "Korad", "KA3005P",
	54	"KORADKA3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 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, 0.001}},
	58	{KORAD_KD3005P, "Korad", "KD3005P",
	59	"KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	60	{KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
	61	"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	62	{RND_320K30PV, "RND", "KA3005P",
	63	"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	64	{TENMA_72_2540_V20, "Tenma", "72-2540",
	65	"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	66	{TENMA_72_2540_V21, "Tenma", "72-2540",
	67	"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	68	ALL_ZERO
	69	};
	70
	71	static GSList scan(struct sr_dev_driver di, GSList *options)
	72	{
	73	struct dev_context *devc;
	74	GSList *l;
	75	struct sr_dev_inst *sdi;
	76	struct sr_config *src;
	77	const char conn, serialcomm;
	78	struct sr_serial_dev_inst *serial;
	79	char reply[50];
	80	int i, model_id;
	81	unsigned int len;
	82
	83	conn = NULL;
	84	serialcomm = NULL;
	85
	86	for (l = options; l; l = l->next) {
	87	src = l->data;
	88	switch (src->key) {
	89	case SR_CONF_CONN:
	90	conn = g_variant_get_string(src->data, NULL);
	91	break;
	92	case SR_CONF_SERIALCOMM:
	93	serialcomm = g_variant_get_string(src->data, NULL);
	94	break;
	95	default:
	96	sr_err("Unknown option %d, skipping.", src->key);
	97	break;
	98	}
	99	}
	100
	101	if (!conn)
	102	return NULL;
	103	if (!serialcomm)
	104	serialcomm = "9600/8n1";
	105
	106	serial = sr_serial_dev_inst_new(conn, serialcomm);
	107	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	108	return NULL;
	109
	110	serial_flush(serial);
	111
	112	/* Get the device model. */
	113	len = 0;
	114	for (i = 0; models[i].id; i++) {
	115	if (strlen(models[i].id) > len)
	116	len = strlen(models[i].id);
	117	}
	118	memset(&reply, 0, sizeof(reply));
	119	sr_dbg("Want max %d bytes.", len);
	120	if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
	121	return NULL;
	122
	123	/* i is used here for debug purposes only. */
	124	if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
	125	return NULL;
	126	sr_dbg("Received: %d, %s", i, reply);
	127	model_id = -1;
	128	for (i = 0; models[i].id; i++) {
	129	if (!strcmp(models[i].id, reply))
	130	model_id = i;
	131	}
	132	if (model_id < 0) {
	133	sr_err("Unknown model ID '%s' detected, aborting.", reply);
	134	return NULL;
	135	}
	136	sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
	137	models[model_id].name, model_id, models[model_id].id);
	138
	139	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	140	sdi->status = SR_ST_INACTIVE;
	141	sdi->vendor = g_strdup(models[model_id].vendor);
	142	sdi->model = g_strdup(models[model_id].name);
	143	sdi->inst_type = SR_INST_SERIAL;
	144	sdi->conn = serial;
	145
	146	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	147	sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
	148
	149	devc = g_malloc0(sizeof(struct dev_context));
	150	sr_sw_limits_init(&devc->limits);
	151	g_mutex_init(&devc->rw_mutex);
	152	devc->model = &models[model_id];
	153	devc->req_sent_at = 0;
	154	sdi->priv = devc;
	155
	156	/* Get current status of device. */
	157	if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
	158	goto exit_err;
	159
	160	serial_close(serial);
	161
	162	return std_scan_complete(di, g_slist_append(NULL, sdi));
	163
	164	exit_err:
	165	sr_dev_inst_free(sdi);
	166	g_free(devc);
	167	sr_dbg("Scan failed.");
	168
	169	return NULL;
	170	}
	171
	172	static int config_get(uint32_t key, GVariant **data,
	173	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	174	{
	175	struct dev_context *devc;
	176
	177	(void)cg;
	178
	179	if (!sdi \|\| !data)
	180	return SR_ERR_ARG;
	181
	182	devc = sdi->priv;
	183
	184	switch (key) {
	185	case SR_CONF_LIMIT_SAMPLES:
	186	case SR_CONF_LIMIT_MSEC:
	187	return sr_sw_limits_config_get(&devc->limits, key, data);
	188	case SR_CONF_VOLTAGE:
	189	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
	190	*data = g_variant_new_double(devc->voltage);
	191	break;
	192	case SR_CONF_VOLTAGE_TARGET:
	193	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_MAX, devc);
	194	*data = g_variant_new_double(devc->voltage_max);
	195	break;
	196	case SR_CONF_CURRENT:
	197	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
	198	*data = g_variant_new_double(devc->current);
	199	break;
	200	case SR_CONF_CURRENT_LIMIT:
	201	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_MAX, devc);
	202	*data = g_variant_new_double(devc->current_max);
	203	break;
	204	case SR_CONF_ENABLED:
	205	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
	206	*data = g_variant_new_boolean(devc->output_enabled);
	207	break;
	208	case SR_CONF_REGULATION:
	209	/* Dual channel not supported. */
	210	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
	211	*data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
	212	break;
	213	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	214	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
	215	*data = g_variant_new_boolean(devc->ocp_enabled);
	216	break;
	217	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	218	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
	219	*data = g_variant_new_boolean(devc->ovp_enabled);
	220	break;
	221	default:
	222	return SR_ERR_NA;
	223	}
	224
	225	return SR_OK;
	226	}
	227
	228	static int config_set(uint32_t key, GVariant *data,
	229	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	230	{
	231	struct dev_context *devc;
	232	double dval;
	233	gboolean bval;
	234
	235	(void)cg;
	236
	237	devc = sdi->priv;
	238
	239	switch (key) {
	240	case SR_CONF_LIMIT_MSEC:
	241	case SR_CONF_LIMIT_SAMPLES:
	242	return sr_sw_limits_config_set(&devc->limits, key, data);
	243	case SR_CONF_VOLTAGE_TARGET:
	244	dval = g_variant_get_double(data);
	245	if (dval < devc->model->voltage[0] \|\| dval > devc->model->voltage[1])
	246	return SR_ERR_ARG;
	247	devc->voltage_max = dval;
	248	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_MAX, devc) < 0)
	249	return SR_ERR;
	250	break;
	251	case SR_CONF_CURRENT_LIMIT:
	252	dval = g_variant_get_double(data);
	253	if (dval < devc->model->current[0] \|\| dval > devc->model->current[1])
	254	return SR_ERR_ARG;
	255	devc->current_max = dval;
	256	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_MAX, devc) < 0)
	257	return SR_ERR;
	258	break;
	259	case SR_CONF_ENABLED:
	260	bval = g_variant_get_boolean(data);
	261	/* Set always so it is possible turn off with sigrok-cli. */
	262	devc->output_enabled = bval;
	263	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
	264	return SR_ERR;
	265	break;
	266	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	267	bval = g_variant_get_boolean(data);
	268	devc->ocp_enabled = bval;
	269	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
	270	return SR_ERR;
	271	break;
	272	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	273	bval = g_variant_get_boolean(data);
	274	devc->ovp_enabled = bval;
	275	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
	276	return SR_ERR;
	277	break;
	278	default:
	279	return SR_ERR_NA;
	280	}
	281
	282	return SR_OK;
	283	}
	284
	285	static int config_list(uint32_t key, GVariant **data,
	286	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	287	{
	288	struct dev_context *devc;
	289
	290	devc = (sdi) ? sdi->priv : NULL;
	291
	292	switch (key) {
	293	case SR_CONF_SCAN_OPTIONS:
	294	case SR_CONF_DEVICE_OPTIONS:
	295	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
	296	case SR_CONF_VOLTAGE_TARGET:
	297	if (!devc \|\| !devc->model)
	298	return SR_ERR_ARG;
	299	*data = std_gvar_min_max_step_array(devc->model->voltage);
	300	break;
	301	case SR_CONF_CURRENT_LIMIT:
	302	if (!devc \|\| !devc->model)
	303	return SR_ERR_ARG;
	304	*data = std_gvar_min_max_step_array(devc->model->current);
	305	break;
	306	default:
	307	return SR_ERR_NA;
	308	}
	309
	310	return SR_OK;
	311	}
	312
	313	static int dev_close(struct sr_dev_inst *sdi)
	314	{
	315	struct dev_context *devc;
	316
	317	devc = (sdi) ? sdi->priv : NULL;
	318	if (devc)
	319	g_mutex_clear(&devc->rw_mutex);
	320
	321	return std_serial_dev_close(sdi);
	322	}
	323
	324	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
	325	{
	326	struct dev_context *devc;
	327	struct sr_serial_dev_inst *serial;
	328
	329	devc = sdi->priv;
	330
	331	sr_sw_limits_acquisition_start(&devc->limits);
	332	std_session_send_df_header(sdi);
	333
	334	devc->req_sent_at = 0;
	335	serial = sdi->conn;
	336	serial_source_add(sdi->session, serial, G_IO_IN,
	337	KAXXXXP_POLL_INTERVAL_MS,
	338	korad_kaxxxxp_receive_data, (void *)sdi);
	339
	340	return SR_OK;
	341	}
	342
	343	static struct sr_dev_driver korad_kaxxxxp_driver_info = {
	344	.name = "korad-kaxxxxp",
	345	.longname = "Korad KAxxxxP",
	346	.api_version = 1,
	347	.init = std_init,
	348	.cleanup = std_cleanup,
	349	.scan = scan,
	350	.dev_list = std_dev_list,
	351	.dev_clear = std_dev_clear,
	352	.config_get = config_get,
	353	.config_set = config_set,
	354	.config_list = config_list,
	355	.dev_open = std_serial_dev_open,
	356	.dev_close = dev_close,
	357	.dev_acquisition_start = dev_acquisition_start,
	358	.dev_acquisition_stop = std_serial_dev_acquisition_stop,
	359	.context = NULL,
	360	};
	361	SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);