[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, 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}},
	/* 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, 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}},
	{TENMA_72_2535_V21, "Tenma", "72-2535",
		"TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3, 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, 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 (!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, 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	/* 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, 0.001}},
	61	{KORAD_KD3005P, "Korad", "KD3005P",
	62	"KORAD KD3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	63	{KORAD_KD3005P_V20_NOSP, "Korad", "KD3005P",
	64	"KORADKD3005PV2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	65	{RND_320K30PV, "RND", "KA3005P",
	66	"RND 320-KA3005P V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	67	{TENMA_72_2540_V20, "Tenma", "72-2540",
	68	"TENMA72-2540V2.0", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	69	{TENMA_72_2540_V21, "Tenma", "72-2540",
	70	"TENMA 72-2540 V2.1", 1, {0, 31, 0.01}, {0, 5, 0.001}},
	71	{TENMA_72_2535_V21, "Tenma", "72-2535",
	72	"TENMA 72-2535 V2.1", 1, {0, 31, 0.01}, {0, 3, 0.001}},
	73	{STAMOS_SLS31_V20, "Stamos Soldering", "S-LS-31",
	74	"S-LS-31 V2.0", 1, {0, 31, 0.01}, {0, 5.1, 0.001}},
	75	{KORAD_KD6005P, "Korad", "KD6005P",
	76	"KORAD KD6005P V2.2", 1, {0, 61, 0.01}, {0, 5, 0.001}},
	77	ALL_ZERO
	78	};
	79
	80	static GSList scan(struct sr_dev_driver di, GSList *options)
	81	{
	82	struct dev_context *devc;
	83	GSList *l;
	84	struct sr_dev_inst *sdi;
	85	struct sr_config *src;
	86	const char conn, serialcomm;
	87	struct sr_serial_dev_inst *serial;
	88	char reply[50];
	89	int i, model_id;
	90	unsigned int len;
	91
	92	conn = NULL;
	93	serialcomm = NULL;
	94
	95	for (l = options; l; l = l->next) {
	96	src = l->data;
	97	switch (src->key) {
	98	case SR_CONF_CONN:
	99	conn = g_variant_get_string(src->data, NULL);
	100	break;
	101	case SR_CONF_SERIALCOMM:
	102	serialcomm = g_variant_get_string(src->data, NULL);
	103	break;
	104	default:
	105	sr_err("Unknown option %d, skipping.", src->key);
	106	break;
	107	}
	108	}
	109
	110	if (!conn)
	111	return NULL;
	112	if (!serialcomm)
	113	serialcomm = "9600/8n1";
	114
	115	serial = sr_serial_dev_inst_new(conn, serialcomm);
	116	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
	117	return NULL;
	118
	119	serial_flush(serial);
	120
	121	/* Get the device model. */
	122	len = 0;
	123	for (i = 0; models[i].id; i++) {
	124	if (strlen(models[i].id) > len)
	125	len = strlen(models[i].id);
	126	}
	127	memset(&reply, 0, sizeof(reply));
	128	sr_dbg("Want max %d bytes.", len);
	129	if ((korad_kaxxxxp_send_cmd(serial, "*IDN?") < 0))
	130	return NULL;
	131
	132	/* i is used here for debug purposes only. */
	133	if ((i = korad_kaxxxxp_read_chars(serial, len, reply)) < 0)
	134	return NULL;
	135	sr_dbg("Received: %d, %s", i, reply);
	136	model_id = -1;
	137	for (i = 0; models[i].id; i++) {
	138	if (!g_strcmp0(models[i].id, reply))
	139	model_id = i;
	140	}
	141	if (model_id < 0) {
	142	sr_err("Unknown model ID '%s' detected, aborting.", reply);
	143	return NULL;
	144	}
	145	sr_dbg("Found: %s %s (idx %d, ID '%s').", models[model_id].vendor,
	146	models[model_id].name, model_id, models[model_id].id);
	147
	148	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	149	sdi->status = SR_ST_INACTIVE;
	150	sdi->vendor = g_strdup(models[model_id].vendor);
	151	sdi->model = g_strdup(models[model_id].name);
	152	sdi->inst_type = SR_INST_SERIAL;
	153	sdi->conn = serial;
	154
	155	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "V");
	156	sr_channel_new(sdi, 1, SR_CHANNEL_ANALOG, TRUE, "I");
	157
	158	devc = g_malloc0(sizeof(struct dev_context));
	159	sr_sw_limits_init(&devc->limits);
	160	g_mutex_init(&devc->rw_mutex);
	161	devc->model = &models[model_id];
	162	devc->req_sent_at = 0;
	163	devc->cc_mode_1_changed = FALSE;
	164	devc->cc_mode_2_changed = FALSE;
	165	devc->output_enabled_changed = FALSE;
	166	devc->ocp_enabled_changed = FALSE;
	167	devc->ovp_enabled_changed = FALSE;
	168	sdi->priv = devc;
	169
	170	/* Get current status of device. */
	171	if (korad_kaxxxxp_get_all_values(serial, devc) < 0)
	172	goto exit_err;
	173
	174	serial_close(serial);
	175
	176	return std_scan_complete(di, g_slist_append(NULL, sdi));
	177
	178	exit_err:
	179	sr_dev_inst_free(sdi);
	180	g_free(devc);
	181	sr_dbg("Scan failed.");
	182
	183	return NULL;
	184	}
	185
	186	static int config_get(uint32_t key, GVariant **data,
	187	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	188	{
	189	struct dev_context *devc;
	190
	191	(void)cg;
	192
	193	if (!sdi \|\| !data)
	194	return SR_ERR_ARG;
	195
	196	devc = sdi->priv;
	197
	198	switch (key) {
	199	case SR_CONF_LIMIT_SAMPLES:
	200	case SR_CONF_LIMIT_MSEC:
	201	return sr_sw_limits_config_get(&devc->limits, key, data);
	202	case SR_CONF_VOLTAGE:
	203	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE, devc);
	204	*data = g_variant_new_double(devc->voltage);
	205	break;
	206	case SR_CONF_VOLTAGE_TARGET:
	207	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc);
	208	*data = g_variant_new_double(devc->voltage_target);
	209	break;
	210	case SR_CONF_CURRENT:
	211	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT, devc);
	212	*data = g_variant_new_double(devc->current);
	213	break;
	214	case SR_CONF_CURRENT_LIMIT:
	215	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc);
	216	*data = g_variant_new_double(devc->current_limit);
	217	break;
	218	case SR_CONF_ENABLED:
	219	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OUTPUT, devc);
	220	*data = g_variant_new_boolean(devc->output_enabled);
	221	break;
	222	case SR_CONF_REGULATION:
	223	/* Dual channel not supported. */
	224	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_STATUS, devc);
	225	*data = g_variant_new_string((devc->cc_mode[0]) ? "CC" : "CV");
	226	break;
	227	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	228	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OCP, devc);
	229	*data = g_variant_new_boolean(devc->ocp_enabled);
	230	break;
	231	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	232	korad_kaxxxxp_get_value(sdi->conn, KAXXXXP_OVP, devc);
	233	*data = g_variant_new_boolean(devc->ovp_enabled);
	234	break;
	235	default:
	236	return SR_ERR_NA;
	237	}
	238
	239	return SR_OK;
	240	}
	241
	242	static int config_set(uint32_t key, GVariant *data,
	243	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	244	{
	245	struct dev_context *devc;
	246	double dval;
	247	gboolean bval;
	248
	249	(void)cg;
	250
	251	devc = sdi->priv;
	252
	253	switch (key) {
	254	case SR_CONF_LIMIT_MSEC:
	255	case SR_CONF_LIMIT_SAMPLES:
	256	return sr_sw_limits_config_set(&devc->limits, key, data);
	257	case SR_CONF_VOLTAGE_TARGET:
	258	dval = g_variant_get_double(data);
	259	if (dval < devc->model->voltage[0] \|\| dval > devc->model->voltage[1])
	260	return SR_ERR_ARG;
	261	devc->set_voltage_target = dval;
	262	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_VOLTAGE_TARGET, devc) < 0)
	263	return SR_ERR;
	264	break;
	265	case SR_CONF_CURRENT_LIMIT:
	266	dval = g_variant_get_double(data);
	267	if (dval < devc->model->current[0] \|\| dval > devc->model->current[1])
	268	return SR_ERR_ARG;
	269	devc->set_current_limit = dval;
	270	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_CURRENT_LIMIT, devc) < 0)
	271	return SR_ERR;
	272	break;
	273	case SR_CONF_ENABLED:
	274	bval = g_variant_get_boolean(data);
	275	/* Set always so it is possible turn off with sigrok-cli. */
	276	devc->set_output_enabled = bval;
	277	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OUTPUT, devc) < 0)
	278	return SR_ERR;
	279	break;
	280	case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
	281	bval = g_variant_get_boolean(data);
	282	devc->set_ocp_enabled = bval;
	283	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OCP, devc) < 0)
	284	return SR_ERR;
	285	break;
	286	case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
	287	bval = g_variant_get_boolean(data);
	288	devc->set_ovp_enabled = bval;
	289	if (korad_kaxxxxp_set_value(sdi->conn, KAXXXXP_OVP, devc) < 0)
	290	return SR_ERR;
	291	break;
	292	default:
	293	return SR_ERR_NA;
	294	}
	295
	296	return SR_OK;
	297	}
	298
	299	static int config_list(uint32_t key, GVariant **data,
	300	const struct sr_dev_inst sdi, const struct sr_channel_group cg)
	301	{
	302	struct dev_context *devc;
	303
	304	devc = (sdi) ? sdi->priv : NULL;
	305
	306	switch (key) {
	307	case SR_CONF_SCAN_OPTIONS:
	308	case SR_CONF_DEVICE_OPTIONS:
	309	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
	310	case SR_CONF_VOLTAGE_TARGET:
	311	if (!devc \|\| !devc->model)
	312	return SR_ERR_ARG;
	313	*data = std_gvar_min_max_step_array(devc->model->voltage);
	314	break;
	315	case SR_CONF_CURRENT_LIMIT:
	316	if (!devc \|\| !devc->model)
	317	return SR_ERR_ARG;
	318	*data = std_gvar_min_max_step_array(devc->model->current);
	319	break;
	320	default:
	321	return SR_ERR_NA;
	322	}
	323
	324	return SR_OK;
	325	}
	326
	327	static int dev_close(struct sr_dev_inst *sdi)
	328	{
	329	struct dev_context *devc;
	330
	331	devc = (sdi) ? sdi->priv : NULL;
	332	if (devc)
	333	g_mutex_clear(&devc->rw_mutex);
	334
	335	return std_serial_dev_close(sdi);
	336	}
	337
	338	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
	339	{
	340	struct dev_context *devc;
	341	struct sr_serial_dev_inst *serial;
	342
	343	devc = sdi->priv;
	344
	345	sr_sw_limits_acquisition_start(&devc->limits);
	346	std_session_send_df_header(sdi);
	347
	348	devc->req_sent_at = 0;
	349	serial = sdi->conn;
	350	serial_source_add(sdi->session, serial, G_IO_IN,
	351	KAXXXXP_POLL_INTERVAL_MS,
	352	korad_kaxxxxp_receive_data, (void *)sdi);
	353
	354	return SR_OK;
	355	}
	356
	357	static struct sr_dev_driver korad_kaxxxxp_driver_info = {
	358	.name = "korad-kaxxxxp",
	359	.longname = "Korad KAxxxxP",
	360	.api_version = 1,
	361	.init = std_init,
	362	.cleanup = std_cleanup,
	363	.scan = scan,
	364	.dev_list = std_dev_list,
	365	.dev_clear = std_dev_clear,
	366	.config_get = config_get,
	367	.config_set = config_set,
	368	.config_list = config_list,
	369	.dev_open = std_serial_dev_open,
	370	.dev_close = dev_close,
	371	.dev_acquisition_start = dev_acquisition_start,
	372	.dev_acquisition_stop = std_serial_dev_acquisition_stop,
	373	.context = NULL,
	374	};
	375	SR_REGISTER_DEV_DRIVER(korad_kaxxxxp_driver_info);