[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 int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
{
	return std_init(di, sr_ctx, LOG_PREFIX);
}

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 = 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) \
	}

SR_PRIV const struct dmm_info *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
	),
	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 int init(struct sr_dev_driver di, struct sr_context sr_ctx)
	50	{
	51	return std_init(di, sr_ctx, LOG_PREFIX);
	52	}
	53
	54	static GSList scan(struct sr_dev_driver di, GSList *options)
	55	{
	56	GSList usb_devices, devices, *l;
	57	struct sr_dev_inst *sdi;
	58	struct dev_context *devc;
	59	struct drv_context *drvc;
	60	struct dmm_info *dmm;
	61	struct sr_usb_dev_inst *usb;
	62	struct sr_config *src;
	63	const char *conn;
	64
	65	drvc = di->context;
	66	dmm = (struct dmm_info *)di;
	67
	68	conn = NULL;
	69	for (l = options; l; l = l->next) {
	70	src = l->data;
	71	switch (src->key) {
	72	case SR_CONF_CONN:
	73	conn = g_variant_get_string(src->data, NULL);
	74	break;
	75	}
	76	}
	77	if (!conn)
	78	return NULL;
	79
	80	devices = NULL;
	81	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
	82	g_slist_free_full(usb_devices, g_free);
	83	return NULL;
	84	}
	85
	86	for (l = usb_devices; l; l = l->next) {
	87	usb = l->data;
	88	devc = g_malloc0(sizeof(struct dev_context));
	89	devc->first_run = TRUE;
	90	sdi = g_malloc0(sizeof(struct sr_dev_inst));
	91	sdi->status = SR_ST_INACTIVE;
	92	sdi->vendor = g_strdup(dmm->vendor);
	93	sdi->model = g_strdup(dmm->device);
	94	sdi->priv = devc;
	95	sdi->driver = di;
	96	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
	97	sdi->inst_type = SR_INST_USB;
	98	sdi->conn = usb;
	99	drvc->instances = g_slist_append(drvc->instances, sdi);
	100	devices = g_slist_append(devices, sdi);
	101	}
	102
	103	return devices;
	104	}
	105
	106	static int dev_open(struct sr_dev_inst *sdi)
	107	{
	108	struct sr_dev_driver *di;
	109	struct drv_context *drvc;
	110	struct sr_usb_dev_inst *usb;
	111	int ret;
	112
	113	di = sdi->driver;
	114	drvc = di->context;
	115	usb = sdi->conn;
	116
	117	if ((ret = sr_usb_open(drvc->sr_ctx->libusb_ctx, usb)) == SR_OK)
	118	sdi->status = SR_ST_ACTIVE;
	119
	120	return ret;
	121	}
	122
	123	static int dev_close(struct sr_dev_inst *sdi)
	124	{
	125	/* TODO */
	126
	127	sdi->status = SR_ST_INACTIVE;
	128
	129	return SR_OK;
	130	}
	131
	132	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
	133	const struct sr_channel_group *cg)
	134	{
	135	struct dev_context *devc;
	136
	137	(void)cg;
	138
	139	devc = sdi->priv;
	140
	141	return sr_sw_limits_config_set(&devc->limits, key, data);
	142	}
	143
	144	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
	145	const struct sr_channel_group *cg)
	146	{
	147	(void)sdi;
	148	(void)cg;
	149
	150	switch (key) {
	151	case SR_CONF_SCAN_OPTIONS:
	152	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	153	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
	154	break;
	155	case SR_CONF_DEVICE_OPTIONS:
	156	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
	157	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
	158	break;
	159	default:
	160	return SR_ERR_NA;
	161	}
	162
	163	return SR_OK;
	164	}
	165
	166	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
	167	{
	168	struct dev_context *devc;
	169
	170	devc = sdi->priv;
	171
	172	sr_sw_limits_acquisition_start(&devc->limits);
	173
	174	std_session_send_df_header(sdi, LOG_PREFIX);
	175
	176	sr_session_source_add(sdi->session, -1, 0, 10 /* poll_timeout */,
	177	uni_t_dmm_receive_data, (void *)sdi);
	178
	179	return SR_OK;
	180	}
	181
	182	static int dev_acquisition_stop(struct sr_dev_inst *sdi)
	183	{
	184	sr_dbg("Stopping acquisition.");
	185	std_session_send_df_end(sdi, LOG_PREFIX);
	186	sr_session_source_remove(sdi->session, -1);
	187
	188	return SR_OK;
	189	}
	190
	191	#define DMM(ID, CHIPSET, VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
	192	VALID, PARSE, DETAILS) \
	193	&(struct dmm_info) { \
	194	{ \
	195	.name = ID, \
	196	.longname = VENDOR " " MODEL, \
	197	.api_version = 1, \
	198	.init = init, \
	199	.cleanup = std_cleanup, \
	200	.scan = scan, \
	201	.dev_list = std_dev_list, \
	202	.config_get = NULL, \
	203	.config_set = config_set, \
	204	.config_list = config_list, \
	205	.dev_open = dev_open, \
	206	.dev_close = dev_close, \
	207	.dev_acquisition_start = dev_acquisition_start, \
	208	.dev_acquisition_stop = dev_acquisition_stop, \
	209	.context = NULL, \
	210	}, \
	211	VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
	212	VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
	213	}
	214
	215	SR_PRIV const struct dmm_info *uni_t_dmm_drivers[] = {
	216	DMM(
	217	"tecpel-dmm-8061", fs9721,
	218	"Tecpel", "DMM-8061", 2400,
	219	FS9721_PACKET_SIZE,
	220	sr_fs9721_packet_valid, sr_fs9721_parse,
	221	sr_fs9721_00_temp_c
	222	),
	223	DMM(
	224	"uni-t-ut372", ut372,
	225	"UNI-T", "UT372", 2400,
	226	UT372_PACKET_SIZE,
	227	sr_ut372_packet_valid, sr_ut372_parse,
	228	NULL
	229	),
	230	DMM(
	231	"uni-t-ut60a", fs9721,
	232	"UNI-T", "UT60A", 2400,
	233	FS9721_PACKET_SIZE,
	234	sr_fs9721_packet_valid, sr_fs9721_parse,
	235	NULL
	236	),
	237	DMM(
	238	"uni-t-ut60e", fs9721,
	239	"UNI-T", "UT60E", 2400,
	240	FS9721_PACKET_SIZE,
	241	sr_fs9721_packet_valid, sr_fs9721_parse,
	242	sr_fs9721_00_temp_c
	243	),
	244	DMM(
	245	"uni-t-ut60g", es519xx,
	246	/* The baudrate is actually 19230, see "Note 1" below. */
	247	"UNI-T", "UT60G", 19200,
	248	ES519XX_11B_PACKET_SIZE,
	249	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	250	NULL
	251	),
	252	DMM(
	253	"uni-t-ut61b", fs9922,
	254	"UNI-T", "UT61B", 2400,
	255	FS9922_PACKET_SIZE,
	256	sr_fs9922_packet_valid, sr_fs9922_parse,
	257	NULL
	258	),
	259	DMM(
	260	"uni-t-ut61c", fs9922,
	261	"UNI-T", "UT61C", 2400,
	262	FS9922_PACKET_SIZE,
	263	sr_fs9922_packet_valid, sr_fs9922_parse,
	264	NULL
	265	),
	266	DMM(
	267	"uni-t-ut61d", fs9922,
	268	"UNI-T", "UT61D", 2400,
	269	FS9922_PACKET_SIZE,
	270	sr_fs9922_packet_valid, sr_fs9922_parse,
	271	NULL
	272	),
	273	DMM(
	274	"uni-t-ut61e", es519xx,
	275	/* The baudrate is actually 19230, see "Note 1" below. */
	276	"UNI-T", "UT61E", 19200,
	277	ES519XX_14B_PACKET_SIZE,
	278	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
	279	NULL
	280	),
	281	DMM(
	282	"uni-t-ut71a", ut71x,
	283	"UNI-T", "UT71A", 2400, UT71X_PACKET_SIZE,
	284	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	285	),
	286	DMM(
	287	"uni-t-ut71b", ut71x,
	288	"UNI-T", "UT71B", 2400, UT71X_PACKET_SIZE,
	289	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	290	),
	291	DMM(
	292	"uni-t-ut71c", ut71x,
	293	"UNI-T", "UT71C", 2400, UT71X_PACKET_SIZE,
	294	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	295	),
	296	DMM(
	297	"uni-t-ut71d", ut71x,
	298	"UNI-T", "UT71D", 2400, UT71X_PACKET_SIZE,
	299	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	300	),
	301	DMM(
	302	"uni-t-ut71e", ut71x,
	303	"UNI-T", "UT71E", 2400, UT71X_PACKET_SIZE,
	304	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	305	),
	306	DMM(
	307	"voltcraft-vc820", fs9721,
	308	"Voltcraft", "VC-820", 2400,
	309	FS9721_PACKET_SIZE,
	310	sr_fs9721_packet_valid, sr_fs9721_parse,
	311	NULL
	312	),
	313	DMM(
	314	"voltcraft-vc830", fs9922,
	315	/*
	316	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
	317	* the FS9922 protocol. Instead, it only sets the user-defined
	318	* bit "z1" to indicate "diode mode" and "voltage".
	319	*/
	320	"Voltcraft", "VC-830", 2400,
	321	FS9922_PACKET_SIZE,
	322	sr_fs9922_packet_valid, sr_fs9922_parse,
	323	&sr_fs9922_z1_diode
	324	),
	325	DMM(
	326	"voltcraft-vc840", fs9721,
	327	"Voltcraft", "VC-840", 2400,
	328	FS9721_PACKET_SIZE,
	329	sr_fs9721_packet_valid, sr_fs9721_parse,
	330	sr_fs9721_00_temp_c
	331	),
	332	DMM(
	333	"voltcraft-vc870", vc870,
	334	"Voltcraft", "VC-870", 9600, VC870_PACKET_SIZE,
	335	sr_vc870_packet_valid, sr_vc870_parse, NULL
	336	),
	337	DMM(
	338	"voltcraft-vc920", ut71x,
	339	"Voltcraft", "VC-920", 2400, UT71X_PACKET_SIZE,
	340	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	341	),
	342	DMM(
	343	"voltcraft-vc940", ut71x,
	344	"Voltcraft", "VC-940", 2400, UT71X_PACKET_SIZE,
	345	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	346	),
	347	DMM(
	348	"voltcraft-vc960", ut71x,
	349	"Voltcraft", "VC-960", 2400, UT71X_PACKET_SIZE,
	350	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	351	),
	352	DMM(
	353	"tenma-72-7730", ut71x,
	354	"Tenma", "72-7730", 2400,
	355	UT71X_PACKET_SIZE,
	356	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	357	),
	358	DMM(
	359	"tenma-72-7732", ut71x,
	360	"Tenma", "72-7732", 2400,
	361	UT71X_PACKET_SIZE,
	362	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	363	),
	364	DMM(
	365	"tenma-72-9380a", ut71x,
	366	"Tenma", "72-9380A", 2400,
	367	UT71X_PACKET_SIZE,
	368	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	369	),
	370	DMM(
	371	"tenma-72-7745", es519xx,
	372	"Tenma", "72-7745", 2400,
	373	FS9721_PACKET_SIZE,
	374	sr_fs9721_packet_valid, sr_fs9721_parse,
	375	sr_fs9721_00_temp_c
	376	),
	377	DMM(
	378	"tenma-72-7750", es519xx,
	379	/* The baudrate is actually 19230, see "Note 1" below. */
	380	"Tenma", "72-7750", 19200,
	381	ES519XX_11B_PACKET_SIZE,
	382	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	383	NULL
	384	),
	385	NULL
	386	};