[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, see <http://www.gnu.org/licenses/>.
 */

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

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;
		sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
		sdi->inst_type = SR_INST_USB;
		sdi->conn = usb;
		devices = g_slist_append(devices, sdi);
	}

	return std_scan_complete(di, 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;

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

	return sr_usb_open(drvc->sr_ctx->libusb_ctx, usb);
}

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)
{
	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, NULL, devopts);
}

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);

	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)
{
	std_session_send_df_end(sdi);
	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, \
			.dev_clear = std_dev_clear, \
			.config_get = NULL, \
			.config_set = config_set, \
			.config_list = config_list, \
			.dev_open = dev_open, \
			.dev_close = std_dummy_dev_close /* TODO */, \
			.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", fs9721,
		"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
79081ec8	1	/*
50985c20	2	* This file is part of the libsigrok project.
79081ec8	3	*
bc653a56	4	* Copyright (C) 2012-2013 Uwe Hermann <uwe@hermann-uwe.de>
79081ec8 UH	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
2ea1fdf1	17	* along with this program; if not, see <http://www.gnu.org/licenses/>.
79081ec8 UH	18	*/
79081ec8 UH	19
6ec6c43b	20	#include <config.h>
79081ec8 UH	21	#include <stdlib.h>
79081ec8 UH	22	#include <string.h>
c1aae900	23	#include <libsigrok/libsigrok.h>
79081ec8 UH	24	#include "libsigrok-internal.h"
	25	#include "protocol.h"
	26
a0e0bb41	27	static const uint32_t scanopts[] = {
431ec7ca	28	SR_CONF_CONN,
73365eae UH	29	};
73365eae UH	30
f254bc4b	31	static const uint32_t devopts[] = {
1953564a	32	SR_CONF_MULTIMETER,
1953564a	33	SR_CONF_CONTINUOUS,
8a63a406 LPC	34	SR_CONF_LIMIT_SAMPLES \| SR_CONF_SET \| SR_CONF_GET,
8a63a406 LPC	35	SR_CONF_LIMIT_MSEC \| SR_CONF_SET \| SR_CONF_GET,
79081ec8 UH	36	};
79081ec8 UH	37
d9e79c51 UH	38	/*
	39	* Note 1: The actual baudrate of the Cyrustek ES519xx chip used in this DMM
	40	* is 19230. However, the WCH CH9325 chip (UART to USB/HID) used in (some
	41	* versions of) the UNI-T UT-D04 cable doesn't support 19230 baud. It only
	42	* supports 19200, and setting an unsupported baudrate will result in the
	43	* default of 2400 being used (which will not work with this DMM, of course).
	44	*/
	45
f0540611	46	static GSList scan(struct sr_dev_driver di, GSList *options)
79081ec8	47	{
388f9d3e	48	GSList usb_devices, devices, *l;
79081ec8	49	struct sr_dev_inst *sdi;
41d9427f	50	struct dev_context *devc;
79081ec8	51	struct drv_context *drvc;
f0540611	52	struct dmm_info *dmm;
388f9d3e	53	struct sr_usb_dev_inst *usb;
431ec7ca	54	struct sr_config *src;
388f9d3e	55	const char *conn;
79081ec8	56
41812aca	57	drvc = di->context;
f0540611	58	dmm = (struct dmm_info *)di;
79081ec8	59
388f9d3e UH	60	conn = NULL;
388f9d3e UH	61	for (l = options; l; l = l->next) {
431ec7ca BV	62	src = l->data;
	63	switch (src->key) {
	64	case SR_CONF_CONN:
7d93a62e	65	conn = g_variant_get_string(src->data, NULL);
388f9d3e UH	66	break;
	67	}
	68	}
	69	if (!conn)
56e76981	70	return NULL;
41d9427f	71
388f9d3e UH	72	devices = NULL;
	73	if (!(usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, conn))) {
	74	g_slist_free_full(usb_devices, g_free);
79081ec8	75	return NULL;
388f9d3e	76	}
79081ec8	77
388f9d3e UH	78	for (l = usb_devices; l; l = l->next) {
388f9d3e UH	79	usb = l->data;
f57d8ffe	80	devc = g_malloc0(sizeof(struct dev_context));
bc653a56	81	devc->first_run = TRUE;
aac29cc1	82	sdi = g_malloc0(sizeof(struct sr_dev_inst));
0af636be	83	sdi->status = SR_ST_INACTIVE;
f0540611 ML	84	sdi->vendor = g_strdup(dmm->vendor);
f0540611 ML	85	sdi->model = g_strdup(dmm->device);
41d9427f	86	sdi->priv = devc;
5e23fcab	87	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
3ece1dff UH	88	sdi->inst_type = SR_INST_USB;
3ece1dff UH	89	sdi->conn = usb;
41d9427f	90	devices = g_slist_append(devices, sdi);
79081ec8 UH	91	}
79081ec8 UH	92
15a5bfe4	93	return std_scan_complete(di, devices);
79081ec8 UH	94	}
79081ec8 UH	95
f0540611	96	static int dev_open(struct sr_dev_inst *sdi)
79081ec8	97	{
f0540611	98	struct sr_dev_driver *di;
388f9d3e	99	struct drv_context *drvc;
3ece1dff	100	struct sr_usb_dev_inst *usb;
41d9427f	101
f0540611	102	di = sdi->driver;
41812aca	103	drvc = di->context;
3ece1dff	104	usb = sdi->conn;
41d9427f	105
7e463623	106	return sr_usb_open(drvc->sr_ctx->libusb_ctx, usb);
79081ec8 UH	107	}
79081ec8 UH	108
584560f1	109	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
53b4680f	110	const struct sr_channel_group *cg)
79081ec8 UH	111	{
	112	struct dev_context *devc;
	113
53b4680f	114	(void)cg;
8f996b89	115
79081ec8 UH	116	devc = sdi->priv;
79081ec8 UH	117
8a63a406	118	return sr_sw_limits_config_set(&devc->limits, key, data);
79081ec8 UH	119	}
79081ec8 UH	120
584560f1	121	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
53b4680f	122	const struct sr_channel_group *cg)
a1c743fc	123	{
e66d1892	124	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, NULL, devopts);
a1c743fc BV	125	}
a1c743fc BV	126
695dc859	127	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
79081ec8	128	{
79081ec8 UH	129	struct dev_context *devc;
	130
	131	devc = sdi->priv;
8a63a406 LPC	132
8a63a406 LPC	133	sr_sw_limits_acquisition_start(&devc->limits);
c5ffac41	134
bee2b016	135	std_session_send_df_header(sdi);
79081ec8	136
c650d3ec	137	sr_session_source_add(sdi->session, -1, 0, 10 /* poll_timeout */,
d9251a2c	138	uni_t_dmm_receive_data, (void *)sdi);
79081ec8 UH	139
	140	return SR_OK;
	141	}
	142
695dc859	143	static int dev_acquisition_stop(struct sr_dev_inst *sdi)
79081ec8	144	{
bee2b016	145	std_session_send_df_end(sdi);
dd7a4a71	146	sr_session_source_remove(sdi->session, -1);
79081ec8 UH	147
	148	return SR_OK;
	149	}
	150
f0540611 ML	151	#define DMM(ID, CHIPSET, VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
f0540611 ML	152	VALID, PARSE, DETAILS) \
d9251a2c	153	&((struct dmm_info) { \
f0540611 ML	154	{ \
	155	.name = ID, \
	156	.longname = VENDOR " " MODEL, \
	157	.api_version = 1, \
c2fdcc25	158	.init = std_init, \
700d6b64	159	.cleanup = std_cleanup, \
f0540611	160	.scan = scan, \
c01bf34c	161	.dev_list = std_dev_list, \
f778bf02	162	.dev_clear = std_dev_clear, \
f0540611 ML	163	.config_get = NULL, \
	164	.config_set = config_set, \
	165	.config_list = config_list, \
	166	.dev_open = dev_open, \
4d67b9d9	167	.dev_close = std_dummy_dev_close /* TODO */, \
f0540611 ML	168	.dev_acquisition_start = dev_acquisition_start, \
f0540611 ML	169	.dev_acquisition_stop = dev_acquisition_stop, \
41812aca	170	.context = NULL, \
f0540611 ML	171	}, \
	172	VENDOR, MODEL, BAUDRATE, PACKETSIZE, \
	173	VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
dd5c48a6	174	}).di
fdbcb86d	175
dd5c48a6	176	SR_REGISTER_DEV_DRIVER_LIST(uni_t_dmm_drivers,
f0540611 ML	177	DMM(
	178	"tecpel-dmm-8061", fs9721,
	179	"Tecpel", "DMM-8061", 2400,
	180	FS9721_PACKET_SIZE,
	181	sr_fs9721_packet_valid, sr_fs9721_parse,
	182	sr_fs9721_00_temp_c
	183	),
	184	DMM(
	185	"uni-t-ut372", ut372,
	186	"UNI-T", "UT372", 2400,
	187	UT372_PACKET_SIZE,
	188	sr_ut372_packet_valid, sr_ut372_parse,
	189	NULL
	190	),
	191	DMM(
	192	"uni-t-ut60a", fs9721,
	193	"UNI-T", "UT60A", 2400,
	194	FS9721_PACKET_SIZE,
	195	sr_fs9721_packet_valid, sr_fs9721_parse,
	196	NULL
	197	),
	198	DMM(
	199	"uni-t-ut60e", fs9721,
	200	"UNI-T", "UT60E", 2400,
	201	FS9721_PACKET_SIZE,
	202	sr_fs9721_packet_valid, sr_fs9721_parse,
	203	sr_fs9721_00_temp_c
	204	),
	205	DMM(
	206	"uni-t-ut60g", es519xx,
	207	/* The baudrate is actually 19230, see "Note 1" below. */
	208	"UNI-T", "UT60G", 19200,
	209	ES519XX_11B_PACKET_SIZE,
	210	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	211	NULL
	212	),
	213	DMM(
	214	"uni-t-ut61b", fs9922,
	215	"UNI-T", "UT61B", 2400,
	216	FS9922_PACKET_SIZE,
	217	sr_fs9922_packet_valid, sr_fs9922_parse,
	218	NULL
	219	),
	220	DMM(
	221	"uni-t-ut61c", fs9922,
	222	"UNI-T", "UT61C", 2400,
	223	FS9922_PACKET_SIZE,
	224	sr_fs9922_packet_valid, sr_fs9922_parse,
	225	NULL
	226	),
	227	DMM(
	228	"uni-t-ut61d", fs9922,
	229	"UNI-T", "UT61D", 2400,
	230	FS9922_PACKET_SIZE,
	231	sr_fs9922_packet_valid, sr_fs9922_parse,
	232	NULL
	233	),
	234	DMM(
	235	"uni-t-ut61e", es519xx,
	236	/* The baudrate is actually 19230, see "Note 1" below. */
	237	"UNI-T", "UT61E", 19200,
	238	ES519XX_14B_PACKET_SIZE,
	239	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
	240	NULL
241	),
242	DMM(
243	"uni-t-ut71a", ut71x,
244	"UNI-T", "UT71A", 2400, UT71X_PACKET_SIZE,
245	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
246	),
247	DMM(
248	"uni-t-ut71b", ut71x,
249	"UNI-T", "UT71B", 2400, UT71X_PACKET_SIZE,
250	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
251	),
252	DMM(
253	"uni-t-ut71c", ut71x,
254	"UNI-T", "UT71C", 2400, UT71X_PACKET_SIZE,
255	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
256	),
257	DMM(
258	"uni-t-ut71d", ut71x,
259	"UNI-T", "UT71D", 2400, UT71X_PACKET_SIZE,
260	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
261	),
262	DMM(
263	"uni-t-ut71e", ut71x,
264	"UNI-T", "UT71E", 2400, UT71X_PACKET_SIZE,
265	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
266	),
267	DMM(
268	"voltcraft-vc820", fs9721,
269	"Voltcraft", "VC-820", 2400,
270	FS9721_PACKET_SIZE,
271	sr_fs9721_packet_valid, sr_fs9721_parse,
272	NULL
273	),
274	DMM(
275	"voltcraft-vc830", fs9922,
276	/*
277	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
278	* the FS9922 protocol. Instead, it only sets the user-defined
279	* bit "z1" to indicate "diode mode" and "voltage".
280	*/
281	"Voltcraft", "VC-830", 2400,
282	FS9922_PACKET_SIZE,
283	sr_fs9922_packet_valid, sr_fs9922_parse,
284	&sr_fs9922_z1_diode
285	),
286	DMM(
287	"voltcraft-vc840", fs9721,
288	"Voltcraft", "VC-840", 2400,
289	FS9721_PACKET_SIZE,
290	sr_fs9721_packet_valid, sr_fs9721_parse,
291	sr_fs9721_00_temp_c
292	),
293	DMM(
294	"voltcraft-vc870", vc870,
295	"Voltcraft", "VC-870", 9600, VC870_PACKET_SIZE,
296	sr_vc870_packet_valid, sr_vc870_parse, NULL
297	),
298	DMM(
299	"voltcraft-vc920", ut71x,
300	"Voltcraft", "VC-920", 2400, UT71X_PACKET_SIZE,
301	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
302	),
303	DMM(
304	"voltcraft-vc940", ut71x,
305	"Voltcraft", "VC-940", 2400, UT71X_PACKET_SIZE,
306	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
307	),
308	DMM(
309	"voltcraft-vc960", ut71x,
310	"Voltcraft", "VC-960", 2400, UT71X_PACKET_SIZE,
311	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
312	),
b1cadcfb KP	313	DMM(
	314	"tenma-72-7730", ut71x,
	315	"Tenma", "72-7730", 2400,
	316	UT71X_PACKET_SIZE,
	317	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	318	),
0a4549ff UH	319	DMM(
	320	"tenma-72-7732", ut71x,
	321	"Tenma", "72-7732", 2400,
	322	UT71X_PACKET_SIZE,
	323	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	324	),
20f9f1fb UH	325	DMM(
	326	"tenma-72-9380a", ut71x,
	327	"Tenma", "72-9380A", 2400,
	328	UT71X_PACKET_SIZE,
	329	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	330	),
f0540611	331	DMM(
decc1996	332	"tenma-72-7745", fs9721,
f0540611 ML	333	"Tenma", "72-7745", 2400,
	334	FS9721_PACKET_SIZE,
	335	sr_fs9721_packet_valid, sr_fs9721_parse,
	336	sr_fs9721_00_temp_c
	337	),
	338	DMM(
	339	"tenma-72-7750", es519xx,
	340	/* The baudrate is actually 19230, see "Note 1" below. */
	341	"Tenma", "72-7750", 19200,
	342	ES519XX_11B_PACKET_SIZE,
	343	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	344	NULL
	345	),
dd5c48a6	346	);