[libsigrok.git] / src / hardware / uni-t-dmm / api.c

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#include <config.h>
#include <stdlib.h>
#include <string.h>
#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"
#include "protocol.h"

#define UNI_T_UT_D04_NEW "1a86.e008"

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

static const uint32_t devopts[] = {
	SR_CONF_MULTIMETER,
	SR_CONF_CONTINUOUS,
	SR_CONF_LIMIT_SAMPLES | SR_CONF_SET | SR_CONF_GET,
	SR_CONF_LIMIT_MSEC | SR_CONF_SET | SR_CONF_GET,
};

/*
 * Note 1: The actual baudrate of the Cyrustek ES519xx chip used in this DMM
 * is 19230. However, the WCH CH9325 chip (UART to USB/HID) used in (some
 * versions of) the UNI-T UT-D04 cable doesn't support 19230 baud. It only
 * supports 19200, and setting an unsupported baudrate will result in the
 * default of 2400 being used (which will not work with this DMM, of course).
 */

static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	GSList *usb_devices, *devices, *l;
	struct sr_dev_inst *sdi;
	struct dev_context *devc;
	struct drv_context *drvc;
	struct dmm_info *dmm;
	struct sr_usb_dev_inst *usb;
	struct sr_config *src;
	const char *conn;

	drvc = di->context;
	dmm = (struct dmm_info *)di;

	conn = 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;
		}
	}
	if (!conn)
		return NULL;

	devices = NULL;
	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
		g_slist_free_full(usb_devices, g_free);
		return NULL;
	}

	for (l = usb_devices; l; l = l->next) {
		usb = l->data;
		devc = g_malloc0(sizeof(struct dev_context));
		devc->first_run = TRUE;
		sdi = g_malloc0(sizeof(struct sr_dev_inst));
		sdi->status = SR_ST_INACTIVE;
		sdi->vendor = g_strdup(dmm->vendor);
		sdi->model = g_strdup(dmm->device);
		sdi->priv = devc;
		sdi->driver = di;
		sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
		sdi->inst_type = SR_INST_USB;
		sdi->conn = usb;
		drvc->instances = g_slist_append(drvc->instances, sdi);
		devices = g_slist_append(devices, sdi);
	}

	return devices;
}

static int dev_open(struct sr_dev_inst *sdi)
{
	struct sr_dev_driver *di;
	struct drv_context *drvc;
	struct sr_usb_dev_inst *usb;
	int ret;

	di = sdi->driver;
	drvc = di->context;
	usb = sdi->conn;

	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
		sdi->status = SR_ST_ACTIVE;

	return ret;
}

static int dev_close(struct sr_dev_inst *sdi)
{
	/* TODO */

	sdi->status = SR_ST_INACTIVE;

	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;

	(void)cg;

	devc = sdi->priv;

	return sr_sw_limits_config_set(&devc->limits, key, data);
}

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

	switch (key) {
	case SR_CONF_SCAN_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
				scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
		break;
	case SR_CONF_DEVICE_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
				devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

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

	devc = sdi->priv;

	sr_sw_limits_acquisition_start(&devc->limits);

	std_session_send_df_header(sdi, LOG_PREFIX);

	sr_session_source_add(sdi->session, -1, 0, 10 /* poll_timeout */,
		      uni_t_dmm_receive_data, (void *)sdi);

	return SR_OK;
}

static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
	sr_dbg("Stopping acquisition.");
	std_session_send_df_end(sdi, LOG_PREFIX);
	sr_session_source_remove(sdi->session, -1);

	return SR_OK;
}

#define DMM(ID, CHIPSET, VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
			VALID, PARSE, DETAILS) \
    &((struct dmm_info) { \
		{ \
			.name = ID, \
			.longname = VENDOR " " MODEL, \
			.api_version = 1, \
			.init = std_init, \
			.cleanup = std_cleanup, \
			.scan = scan, \
			.dev_list = std_dev_list, \
			.config_get = NULL, \
			.config_set = config_set, \
			.config_list = config_list, \
			.dev_open = dev_open, \
			.dev_close = dev_close, \
			.dev_acquisition_start = dev_acquisition_start, \
			.dev_acquisition_stop = dev_acquisition_stop, \
			.context = NULL, \
		}, \
		VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
		VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
	}).di

SR_REGISTER_DEV_DRIVER_LIST(uni_t_dmm_drivers,
	DMM(
		"tecpel-dmm-8061", fs9721,
		"Tecpel", "DMM-8061", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"uni-t-ut372", ut372,
		"UNI-T", "UT372", 2400,
		UT372_PACKET_SIZE,
		sr_ut372_packet_valid, sr_ut372_parse,
		NULL
	),
	DMM(
		"uni-t-ut60a", fs9721,
		"UNI-T", "UT60A", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL
	),
	DMM(
		"uni-t-ut60e", fs9721,
		"UNI-T", "UT60E", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"uni-t-ut60g", es519xx,
		/* The baudrate is actually 19230, see "Note 1" below. */
		"UNI-T", "UT60G", 19200,
		ES519XX_11B_PACKET_SIZE,
		sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
		NULL
	),
	DMM(
		"uni-t-ut61b", fs9922,
		"UNI-T", "UT61B", 2400,
		FS9922_PACKET_SIZE,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		NULL
	),
	DMM(
		"uni-t-ut61c", fs9922,
		"UNI-T", "UT61C", 2400,
		FS9922_PACKET_SIZE,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		NULL
	),
	DMM(
		"uni-t-ut61d", fs9922,
		"UNI-T", "UT61D", 2400,
		FS9922_PACKET_SIZE,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		NULL
	),
	DMM(
		"uni-t-ut61e", es519xx,
		/* The baudrate is actually 19230, see "Note 1" below. */
		"UNI-T", "UT61E", 19200,
		ES519XX_14B_PACKET_SIZE,
		sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
		NULL
	),
	DMM(
		"uni-t-ut71a", ut71x,
		"UNI-T", "UT71A", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71b", ut71x,
		"UNI-T", "UT71B", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71c", ut71x,
		"UNI-T", "UT71C", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71d", ut71x,
		"UNI-T", "UT71D", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71e", ut71x,
		"UNI-T", "UT71E", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"voltcraft-vc820", fs9721,
		"Voltcraft", "VC-820", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL
	),
	DMM(
		"voltcraft-vc830", fs9922,
		/*
		 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
		 * the FS9922 protocol. Instead, it only sets the user-defined
		 * bit "z1" to indicate "diode mode" and "voltage".
		 */
		"Voltcraft", "VC-830", 2400,
		FS9922_PACKET_SIZE,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		&sr_fs9922_z1_diode
	),
	DMM(
		"voltcraft-vc840", fs9721,
		"Voltcraft", "VC-840", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"voltcraft-vc870", vc870,
		"Voltcraft", "VC-870", 9600, VC870_PACKET_SIZE,
		sr_vc870_packet_valid, sr_vc870_parse, NULL
	),
	DMM(
		"voltcraft-vc920", ut71x,
		"Voltcraft", "VC-920", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"voltcraft-vc940", ut71x,
		"Voltcraft", "VC-940", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"voltcraft-vc960", ut71x,
		"Voltcraft", "VC-960", 2400, UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-7730", ut71x,
		"Tenma", "72-7730", 2400,
		UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-7732", ut71x,
		"Tenma", "72-7732", 2400,
		UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-9380a", ut71x,
		"Tenma", "72-9380A", 2400,
		UT71X_PACKET_SIZE,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-7745", es519xx,
		"Tenma", "72-7745", 2400,
		FS9721_PACKET_SIZE,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"tenma-72-7750", es519xx,
		/* The baudrate is actually 19230, see "Note 1" below. */
		"Tenma", "72-7750", 19200,
		ES519XX_11B_PACKET_SIZE,
		sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
		NULL
	),
);
Commit	Line	Data
	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#include <config.h>
	22	#include <stdlib.h>
	23	#include <string.h>
	24	#include <libsigrok/libsigrok.h>
	25	#include "libsigrok-internal.h"
	26	#include "protocol.h"
	27
	28	#define UNI_T_UT_D04_NEW "1a86.e008"
	29
	30	static const uint32_t scanopts[] = {
	31	SR_CONF_CONN,
	32	};
	33
	34	static const uint32_t devopts[] = {
	35	SR_CONF_MULTIMETER,
	36	SR_CONF_CONTINUOUS,
	37	SR_CONF_LIMIT_SAMPLES \| SR_CONF_SET \| SR_CONF_GET,
	38	SR_CONF_LIMIT_MSEC \| SR_CONF_SET \| SR_CONF_GET,
	39	};
	40
	41	/*
	42	* Note 1: The actual baudrate of the Cyrustek ES519xx chip used in this DMM
	43	* is 19230. However, the WCH CH9325 chip (UART to USB/HID) used in (some
	44	* versions of) the UNI-T UT-D04 cable doesn't support 19230 baud. It only
	45	* supports 19200, and setting an unsupported baudrate will result in the
	46	* default of 2400 being used (which will not work with this DMM, of course).
	47	*/
	48
	49	static GSList scan(struct sr_dev_driver di, GSList *options)
	50	{
	51	GSList usb_devices, devices, *l;
	52	struct sr_dev_inst *sdi;
	53	struct dev_context *devc;
	54	struct drv_context *drvc;
	55	struct dmm_info *dmm;
	56	struct sr_usb_dev_inst *usb;
	57	struct sr_config *src;
	58	const char *conn;
	59
	60	drvc = di->context;
	61	dmm = (struct dmm_info *)di;
	62
	63	conn = NULL;
	64	for (l = options; l; l = l->next) {
	65	src = l->data;
	66	switch (src->key) {
	67	case SR_CONF_CONN:
	68	conn = g_variant_get_string(src->data, NULL);
	69	break;
	70	}
	71	}
	72	if (!conn)
	73	return NULL;
	74
	75	devices = NULL;
	76	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
	77	g_slist_free_full(usb_devices, g_free);
	78	return NULL;
	79	}
	80
	81	for (l = usb_devices; l; l = l->next) {
	82	usb = l->data;
	83	devc = g_malloc0(sizeof(struct dev_context));
	84	devc->first_run = TRUE;
	85	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	86	sdi->status = SR_ST_INACTIVE;
	87	sdi->vendor = g_strdup(dmm->vendor);
	88	sdi->model = g_strdup(dmm->device);
	89	sdi->priv = devc;
	90	sdi->driver = di;
	91	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
	92	sdi->inst_type = SR_INST_USB;
	93	sdi->conn = usb;
	94	drvc->instances = g_slist_append(drvc->instances, sdi);
	95	devices = g_slist_append(devices, sdi);
	96	}
	97
	98	return devices;
	99	}
	100
	101	static int dev_open(struct sr_dev_inst *sdi)
	102	{
	103	struct sr_dev_driver *di;
	104	struct drv_context *drvc;
	105	struct sr_usb_dev_inst *usb;
	106	int ret;
	107
	108	di = sdi->driver;
	109	drvc = di->context;
	110	usb = sdi->conn;
	111
	112	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
	113	sdi->status = SR_ST_ACTIVE;
	114
	115	return ret;
	116	}
	117
	118	static int dev_close(struct sr_dev_inst *sdi)
	119	{
	120	/* TODO */
	121
	122	sdi->status = SR_ST_INACTIVE;
	123
	124	return SR_OK;
	125	}
	126
	127	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
	128	const struct sr_channel_group *cg)
	129	{
	130	struct dev_context *devc;
	131
	132	(void)cg;
	133
	134	devc = sdi->priv;
	135
	136	return sr_sw_limits_config_set(&devc->limits, key, data);
	137	}
	138
	139	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
	140	const struct sr_channel_group *cg)
	141	{
	142	(void)sdi;
	143	(void)cg;
	144
	145	switch (key) {
	146	case SR_CONF_SCAN_OPTIONS:
	147	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	148	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	149	break;
	150	case SR_CONF_DEVICE_OPTIONS:
	151	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	152	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
	153	break;
	154	default:
	155	return SR_ERR_NA;
	156	}
	157
	158	return SR_OK;
	159	}
	160
	161	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
	162	{
	163	struct dev_context *devc;
	164
	165	devc = sdi->priv;
	166
	167	sr_sw_limits_acquisition_start(&devc->limits);
	168
	169	std_session_send_df_header(sdi, LOG_PREFIX);
	170
	171	sr_session_source_add(sdi->session, -1, 0, 10 /* poll_timeout */,
	172	uni_t_dmm_receive_data, (void *)sdi);
	173
	174	return SR_OK;
	175	}
	176
	177	static int dev_acquisition_stop(struct sr_dev_inst *sdi)
	178	{
	179	sr_dbg("Stopping acquisition.");
	180	std_session_send_df_end(sdi, LOG_PREFIX);
	181	sr_session_source_remove(sdi->session, -1);
	182
	183	return SR_OK;
	184	}
	185
	186	#define DMM(ID, CHIPSET, VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
	187	VALID, PARSE, DETAILS) \
	188	&((struct dmm_info) { \
	189	{ \
	190	.name = ID, \
	191	.longname = VENDOR " " MODEL, \
	192	.api_version = 1, \
	193	.init = std_init, \
	194	.cleanup = std_cleanup, \
	195	.scan = scan, \
	196	.dev_list = std_dev_list, \
	197	.config_get = NULL, \
	198	.config_set = config_set, \
	199	.config_list = config_list, \
	200	.dev_open = dev_open, \
	201	.dev_close = dev_close, \
	202	.dev_acquisition_start = dev_acquisition_start, \
	203	.dev_acquisition_stop = dev_acquisition_stop, \
	204	.context = NULL, \
	205	}, \
	206	VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
	207	VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
	208	}).di
	209
	210	SR_REGISTER_DEV_DRIVER_LIST(uni_t_dmm_drivers,
	211	DMM(
	212	"tecpel-dmm-8061", fs9721,
	213	"Tecpel", "DMM-8061", 2400,
	214	FS9721_PACKET_SIZE,
	215	sr_fs9721_packet_valid, sr_fs9721_parse,
	216	sr_fs9721_00_temp_c
	217	),
	218	DMM(
	219	"uni-t-ut372", ut372,
	220	"UNI-T", "UT372", 2400,
	221	UT372_PACKET_SIZE,
	222	sr_ut372_packet_valid, sr_ut372_parse,
	223	NULL
	224	),
	225	DMM(
	226	"uni-t-ut60a", fs9721,
	227	"UNI-T", "UT60A", 2400,
	228	FS9721_PACKET_SIZE,
	229	sr_fs9721_packet_valid, sr_fs9721_parse,
	230	NULL
	231	),
	232	DMM(
	233	"uni-t-ut60e", fs9721,
	234	"UNI-T", "UT60E", 2400,
	235	FS9721_PACKET_SIZE,
	236	sr_fs9721_packet_valid, sr_fs9721_parse,
	237	sr_fs9721_00_temp_c
	238	),
	239	DMM(
	240	"uni-t-ut60g", es519xx,
	241	/* The baudrate is actually 19230, see "Note 1" below. */
	242	"UNI-T", "UT60G", 19200,
	243	ES519XX_11B_PACKET_SIZE,
	244	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	245	NULL
	246	),
	247	DMM(
	248	"uni-t-ut61b", fs9922,
	249	"UNI-T", "UT61B", 2400,
	250	FS9922_PACKET_SIZE,
	251	sr_fs9922_packet_valid, sr_fs9922_parse,
	252	NULL
	253	),
	254	DMM(
	255	"uni-t-ut61c", fs9922,
	256	"UNI-T", "UT61C", 2400,
	257	FS9922_PACKET_SIZE,
	258	sr_fs9922_packet_valid, sr_fs9922_parse,
	259	NULL
	260	),
	261	DMM(
	262	"uni-t-ut61d", fs9922,
	263	"UNI-T", "UT61D", 2400,
	264	FS9922_PACKET_SIZE,
	265	sr_fs9922_packet_valid, sr_fs9922_parse,
	266	NULL
	267	),
	268	DMM(
	269	"uni-t-ut61e", es519xx,
	270	/* The baudrate is actually 19230, see "Note 1" below. */
	271	"UNI-T", "UT61E", 19200,
	272	ES519XX_14B_PACKET_SIZE,
	273	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
	274	NULL
	275	),
	276	DMM(
	277	"uni-t-ut71a", ut71x,
	278	"UNI-T", "UT71A", 2400, UT71X_PACKET_SIZE,
	279	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	280	),
	281	DMM(
	282	"uni-t-ut71b", ut71x,
	283	"UNI-T", "UT71B", 2400, UT71X_PACKET_SIZE,
	284	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	285	),
	286	DMM(
	287	"uni-t-ut71c", ut71x,
	288	"UNI-T", "UT71C", 2400, UT71X_PACKET_SIZE,
	289	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	290	),
	291	DMM(
	292	"uni-t-ut71d", ut71x,
	293	"UNI-T", "UT71D", 2400, UT71X_PACKET_SIZE,
	294	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	295	),
	296	DMM(
	297	"uni-t-ut71e", ut71x,
	298	"UNI-T", "UT71E", 2400, UT71X_PACKET_SIZE,
	299	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	300	),
	301	DMM(
	302	"voltcraft-vc820", fs9721,
	303	"Voltcraft", "VC-820", 2400,
	304	FS9721_PACKET_SIZE,
	305	sr_fs9721_packet_valid, sr_fs9721_parse,
	306	NULL
	307	),
	308	DMM(
	309	"voltcraft-vc830", fs9922,
	310	/*
	311	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
	312	* the FS9922 protocol. Instead, it only sets the user-defined
	313	* bit "z1" to indicate "diode mode" and "voltage".
	314	*/
	315	"Voltcraft", "VC-830", 2400,
	316	FS9922_PACKET_SIZE,
	317	sr_fs9922_packet_valid, sr_fs9922_parse,
	318	&sr_fs9922_z1_diode
	319	),
	320	DMM(
	321	"voltcraft-vc840", fs9721,
	322	"Voltcraft", "VC-840", 2400,
	323	FS9721_PACKET_SIZE,
	324	sr_fs9721_packet_valid, sr_fs9721_parse,
	325	sr_fs9721_00_temp_c
	326	),
	327	DMM(
	328	"voltcraft-vc870", vc870,
	329	"Voltcraft", "VC-870", 9600, VC870_PACKET_SIZE,
	330	sr_vc870_packet_valid, sr_vc870_parse, NULL
	331	),
	332	DMM(
	333	"voltcraft-vc920", ut71x,
	334	"Voltcraft", "VC-920", 2400, UT71X_PACKET_SIZE,
	335	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	336	),
	337	DMM(
	338	"voltcraft-vc940", ut71x,
	339	"Voltcraft", "VC-940", 2400, UT71X_PACKET_SIZE,
	340	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	341	),
	342	DMM(
	343	"voltcraft-vc960", ut71x,
	344	"Voltcraft", "VC-960", 2400, UT71X_PACKET_SIZE,
	345	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	346	),
	347	DMM(
	348	"tenma-72-7730", ut71x,
	349	"Tenma", "72-7730", 2400,
	350	UT71X_PACKET_SIZE,
	351	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	352	),
	353	DMM(
	354	"tenma-72-7732", ut71x,
	355	"Tenma", "72-7732", 2400,
	356	UT71X_PACKET_SIZE,
	357	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	358	),
	359	DMM(
	360	"tenma-72-9380a", ut71x,
	361	"Tenma", "72-9380A", 2400,
	362	UT71X_PACKET_SIZE,
	363	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	364	),
	365	DMM(
	366	"tenma-72-7745", es519xx,
	367	"Tenma", "72-7745", 2400,
	368	FS9721_PACKET_SIZE,
	369	sr_fs9721_packet_valid, sr_fs9721_parse,
	370	sr_fs9721_00_temp_c
	371	),
	372	DMM(
	373	"tenma-72-7750", es519xx,
	374	/* The baudrate is actually 19230, see "Note 1" below. */
	375	"Tenma", "72-7750", 19200,
	376	ES519XX_11B_PACKET_SIZE,
	377	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	378	NULL
	379	),
	380	);