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

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
 * Copyright (C) 2012 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 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 <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <glib.h>
#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"
#include "protocol.h"

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

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

static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
	struct dmm_info *dmm;
	struct sr_config *src;
	GSList *l, *devices;
	const char *conn, *serialcomm;
	struct sr_dev_inst *sdi;
	struct dev_context *devc;
	struct sr_serial_dev_inst *serial;
	int dropped, ret;
	size_t len;
	uint8_t buf[128];

	dmm = (struct dmm_info *)di;

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

	if (!serialcomm)
		serialcomm = dmm->conn;

	serial = sr_serial_dev_inst_new(conn, serialcomm);

	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
		return NULL;

	sr_info("Probing serial port %s.", conn);

	devices = NULL;
	serial_flush(serial);

	/* Request a packet if the DMM requires this. */
	if (dmm->packet_request) {
		if ((ret = dmm->packet_request(serial)) < 0) {
			sr_err("Failed to request packet: %d.", ret);
			return FALSE;
		}
	}

	/*
	 * There's no way to get an ID from the multimeter. It just sends data
	 * periodically (or upon request), so the best we can do is check if
	 * the packets match the expected format.
	 */

	/* Let's get a bit of data and see if we can find a packet. */
	len = sizeof(buf);
	ret = serial_stream_detect(serial, buf, &len, dmm->packet_size,
				   dmm->packet_valid, 3000,
				   dmm->baudrate);
	if (ret != SR_OK)
		goto scan_cleanup;

	/*
	 * If we dropped more than two packets worth of data, something is
	 * wrong. We shouldn't quit however, since the dropped bytes might be
	 * just zeroes at the beginning of the stream. Those can occur as a
	 * combination of the nonstandard cable that ships with some devices
	 * and the serial port or USB to serial adapter.
	 */
	dropped = len - dmm->packet_size;
	if (dropped > 2 * dmm->packet_size)
		sr_warn("Had to drop too much data.");

	sr_info("Found device on port %s.", conn);

	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);
	devc = g_malloc0(sizeof(struct dev_context));
	sr_sw_limits_init(&devc->limits);
	sdi->inst_type = SR_INST_SERIAL;
	sdi->conn = serial;
	sdi->priv = devc;
	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
	devices = g_slist_append(devices, sdi);

scan_cleanup:
	serial_close(serial);

	return std_scan_complete(di, devices);
}

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;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	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;
	struct sr_serial_dev_inst *serial;

	if (sdi->status != SR_ST_ACTIVE)
		return SR_ERR_DEV_CLOSED;

	devc = sdi->priv;

	sr_sw_limits_acquisition_start(&devc->limits);
	std_session_send_df_header(sdi);

	/* Poll every 50ms, or whenever some data comes in. */
	serial = sdi->conn;
	serial_source_add(sdi->session, serial, G_IO_IN, 50,
		      receive_data, (void *)sdi);

	return SR_OK;
}

#define DMM(ID, CHIPSET, VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, \
			DELAY, REQUEST, 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 = std_serial_dev_open, \
			.dev_close = std_serial_dev_close, \
			.dev_acquisition_start = dev_acquisition_start, \
			.dev_acquisition_stop = std_serial_dev_acquisition_stop, \
			.context = NULL, \
		}, \
		VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, DELAY, \
		REQUEST, VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
	}).di

SR_REGISTER_DEV_DRIVER_LIST(serial_dmm_drivers,
	DMM(
		"bbcgm-2010", metex14,
		"BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
		BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
		sr_m2110_packet_valid, sr_m2110_parse,
		NULL
	),
	DMM(
		"digitek-dt4000zc", fs9721,
		"Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_10_temp_c
	),
	DMM(
		"tekpower-tp4000ZC", fs9721,
		"TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_10_temp_c
	),
	DMM(
		"metex-me31", metex14,
		"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"peaktech-3410", metex14,
		"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"mastech-mas345", metex14,
		"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"mastech-ms8250b", fs9721,
		"MASTECH", "MS8250B", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL
	),
	DMM(
		"va-va18b", fs9721,
		"V&A", "VA18B", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_01_temp_c
	),
	DMM(
		"va-va40b", fs9721,
		"V&A", "VA40B", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_max_c_min
	),
	DMM(
		"metex-m3640d", metex14,
		"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"metex-m4650cr", metex14,
		"Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"peaktech-4370", metex14,
		"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"pce-pce-dm32", fs9721,
		"PCE", "PCE-DM32", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_01_10_temp_f_c
	),
	DMM(
		"radioshack-22-168", metex14,
		"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"radioshack-22-805", metex14,
		"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"radioshack-22-812", rs9lcd,
		"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
		RS9LCD_PACKET_SIZE, 0, 0, NULL,
		sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
		NULL
	),
	DMM(
		"tecpel-dmm-8061-ser", fs9721,
		"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"voltcraft-m3650cr", metex14,
		"Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"voltcraft-m3650d", metex14,
		"Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"voltcraft-m4650cr", metex14,
		"Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"voltcraft-me42", metex14,
		"Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL
	),
	DMM(
		"voltcraft-vc820-ser", fs9721,
		"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL
	),
	DMM(
		/*
		 * 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-vc830-ser", fs9922,
		"Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, 0, 0, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse,
		&sr_fs9922_z1_diode
	),
	DMM(
		"voltcraft-vc840-ser", fs9721,
		"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"voltcraft-vc870-ser", vc870,
		"Voltcraft", "VC-870 (UT-D02 cable)", "9600/8n1/rts=0/dtr=1",
		9600, VC870_PACKET_SIZE, 0, 0, NULL,
		sr_vc870_packet_valid, sr_vc870_parse, NULL
	),
	DMM(
		"voltcraft-vc920-ser", ut71x,
		"Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"voltcraft-vc940-ser", ut71x,
		"Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"voltcraft-vc960-ser", ut71x, 
		"Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut60a-ser", fs9721,
		"UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL
	),
	DMM(
		"uni-t-ut60e-ser", fs9721,
		"UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		/* Note: ES51986 baudrate is actually 19230! */
		"uni-t-ut60g-ser", es519xx,
		"UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
		19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
		sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
		NULL
	),
	DMM(
		"uni-t-ut61b-ser", fs9922,
		"UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, 0, 0, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	),
	DMM(
		"uni-t-ut61c-ser", fs9922,
		"UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, 0, 0, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	),
	DMM(
		"uni-t-ut61d-ser", fs9922,
		"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, 0, 0, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	),
	DMM(
		"uni-t-ut61e-ser", es519xx,
		/* Note: ES51922 baudrate is actually 19230! */
		"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
		19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
		sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
		NULL
	),
	DMM(
		"uni-t-ut71a-ser", ut71x,
		"UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71b-ser", ut71x,
		"UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71c-ser", ut71x,
		"UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71d-ser", ut71x,
		"UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"uni-t-ut71e-ser", ut71x,
		"UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"iso-tech-idm103n", es519xx,
		"ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
		2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
		sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
		NULL
	),
	DMM(
		"tenma-72-7730-ser", ut71x,
		"Tenma", "72-7730 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-7732-ser", ut71x,
		"Tenma", "72-7732 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-9380a-ser", ut71x,
		"Tenma", "72-9380A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
		2400, UT71X_PACKET_SIZE, 0, 0, NULL,
		sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	),
	DMM(
		"tenma-72-7745-ser", fs9721,
		"Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c
	),
	DMM(
		"tenma-72-7750-ser", es519xx,
		/* Note: ES51986 baudrate is actually 19230! */
		"Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
		19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
		sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
		NULL
	),
	DMM(
		"brymen-bm25x", bm25x,
		"Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
		9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
		sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
		NULL
	),
	DMM(
		"velleman-dvm4100", dtm0660,
		"Velleman", "DVM4100", "2400/8n1/rts=0/dtr=1",
		2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
		sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	),
	DMM(
		"peaktech-3415", dtm0660,
		"Peaktech", "3415", "2400/8n1/rts=0/dtr=1",
		2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
		sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	),
);
Commit	Line	Data
7dc55d93	1	/*
50985c20	2	* This file is part of the libsigrok project.
7dc55d93 AG	3	*
	4	* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
	5	* Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
729b01f9	6	* Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
7dc55d93 AG	7	*
	8	* This program is free software: you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation, either version 3 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	20	*/
	21
6ec6c43b	22	#include <config.h>
7dc55d93 AG	23	#include <sys/types.h>
	24	#include <sys/stat.h>
	25	#include <fcntl.h>
	26	#include <string.h>
22f54192	27	#include <glib.h>
c1aae900	28	#include <libsigrok/libsigrok.h>
bbabddbd UH	29	#include "libsigrok-internal.h"
bbabddbd UH	30	#include "protocol.h"
7dc55d93	31
a0e0bb41	32	static const uint32_t scanopts[] = {
1953564a BV	33	SR_CONF_CONN,
1953564a BV	34	SR_CONF_SERIALCOMM,
7dc55d93 AG	35	};
7dc55d93 AG	36
f254bc4b	37	static const uint32_t devopts[] = {
1953564a	38	SR_CONF_MULTIMETER,
1953564a	39	SR_CONF_CONTINUOUS,
5827f61b BV	40	SR_CONF_LIMIT_SAMPLES \| SR_CONF_SET,
5827f61b BV	41	SR_CONF_LIMIT_MSEC \| SR_CONF_SET,
7dc55d93 AG	42	};
7dc55d93 AG	43
bcbef5ed	44	static GSList scan(struct sr_dev_driver di, GSList *options)
7dc55d93	45	{
1a863916	46	struct dmm_info *dmm;
bcbef5ed ML	47	struct sr_config *src;
	48	GSList l, devices;
	49	const char conn, serialcomm;
7dc55d93	50	struct sr_dev_inst *sdi;
7dc55d93	51	struct dev_context *devc;
d35afa87	52	struct sr_serial_dev_inst *serial;
2546b05c AG	53	int dropped, ret;
	54	size_t len;
	55	uint8_t buf[128];
7dc55d93	56
1a863916 UH	57	dmm = (struct dmm_info *)di;
1a863916 UH	58
bcbef5ed ML	59	conn = serialcomm = NULL;
	60	for (l = options; l; l = l->next) {
	61	src = l->data;
	62	switch (src->key) {
	63	case SR_CONF_CONN:
	64	conn = g_variant_get_string(src->data, NULL);
	65	break;
	66	case SR_CONF_SERIALCOMM:
	67	serialcomm = g_variant_get_string(src->data, NULL);
	68	break;
	69	}
	70	}
	71	if (!conn)
	72	return NULL;
	73
	74	if (!serialcomm)
	75	serialcomm = dmm->conn;
	76
91219afc	77	serial = sr_serial_dev_inst_new(conn, serialcomm);
d35afa87	78
2e360339	79	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
7dc55d93	80	return NULL;
7dc55d93	81
22f54192	82	sr_info("Probing serial port %s.", conn);
7dc55d93	83
7dc55d93	84	devices = NULL;
d35afa87	85	serial_flush(serial);
bbabddbd	86
ce3777ad	87	/* Request a packet if the DMM requires this. */
bcbef5ed ML	88	if (dmm->packet_request) {
bcbef5ed ML	89	if ((ret = dmm->packet_request(serial)) < 0) {
ce3777ad UH	90	sr_err("Failed to request packet: %d.", ret);
	91	return FALSE;
	92	}
	93	}
	94
22f54192 UH	95	/*
	96	* There's no way to get an ID from the multimeter. It just sends data
	97	* periodically (or upon request), so the best we can do is check if
	98	* the packets match the expected format.
	99	*/
	100
	101	/* Let's get a bit of data and see if we can find a packet. */
	102	len = sizeof(buf);
bcbef5ed ML	103	ret = serial_stream_detect(serial, buf, &len, dmm->packet_size,
	104	dmm->packet_valid, 3000,
	105	dmm->baudrate);
2546b05c AG	106	if (ret != SR_OK)
2546b05c AG	107	goto scan_cleanup;
7dc55d93	108
2546b05c AG	109	/*
	110	* If we dropped more than two packets worth of data, something is
	111	* wrong. We shouldn't quit however, since the dropped bytes might be
	112	* just zeroes at the beginning of the stream. Those can occur as a
22f54192 UH	113	* combination of the nonstandard cable that ships with some devices
22f54192 UH	114	* and the serial port or USB to serial adapter.
2546b05c	115	*/
bcbef5ed ML	116	dropped = len - dmm->packet_size;
bcbef5ed ML	117	if (dropped > 2 * dmm->packet_size)
6bef68a7	118	sr_warn("Had to drop too much data.");
7dc55d93	119
2546b05c	120	sr_info("Found device on port %s.", conn);
7dc55d93	121
aac29cc1	122	sdi = g_malloc0(sizeof(struct sr_dev_inst));
0af636be	123	sdi->status = SR_ST_INACTIVE;
bcbef5ed ML	124	sdi->vendor = g_strdup(dmm->vendor);
bcbef5ed ML	125	sdi->model = g_strdup(dmm->device);
f57d8ffe	126	devc = g_malloc0(sizeof(struct dev_context));
9f51c463	127	sr_sw_limits_init(&devc->limits);
1e1bfcd0 UH	128	sdi->inst_type = SR_INST_SERIAL;
1e1bfcd0 UH	129	sdi->conn = serial;
2546b05c	130	sdi->priv = devc;
5e23fcab	131	sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
2546b05c AG	132	devices = g_slist_append(devices, sdi);
	133
	134	scan_cleanup:
d35afa87	135	serial_close(serial);
2546b05c	136
15a5bfe4	137	return std_scan_complete(di, devices);
7dc55d93 AG	138	}
7dc55d93 AG	139
584560f1	140	static int config_set(uint32_t key, GVariant data, const struct sr_dev_inst sdi,
53b4680f	141	const struct sr_channel_group *cg)
7dc55d93 AG	142	{
	143	struct dev_context *devc;
	144
53b4680f	145	(void)cg;
8f996b89	146
7dc55d93	147	if (sdi->status != SR_ST_ACTIVE)
e73ffd42	148	return SR_ERR_DEV_CLOSED;
7dc55d93	149
b0baddef	150	devc = sdi->priv;
7dc55d93	151
9f51c463	152	return sr_sw_limits_config_set(&devc->limits, key, data);
7dc55d93 AG	153	}
7dc55d93 AG	154
584560f1	155	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
53b4680f	156	const struct sr_channel_group *cg)
a1c743fc	157	{
a1c743fc	158	(void)sdi;
53b4680f	159	(void)cg;
a1c743fc BV	160
a1c743fc BV	161	switch (key) {
0d485e30	162	case SR_CONF_SCAN_OPTIONS:
584560f1	163	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
a0e0bb41	164	scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
0d485e30	165	break;
9a6517d1	166	case SR_CONF_DEVICE_OPTIONS:
584560f1	167	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
f254bc4b	168	devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
9a6517d1	169	break;
a1c743fc	170	default:
bd6fbf62	171	return SR_ERR_NA;
a1c743fc BV	172	}
	173
	174	return SR_OK;
	175	}
	176
695dc859	177	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
7dc55d93	178	{
7dc55d93	179	struct dev_context *devc;
1e1bfcd0	180	struct sr_serial_dev_inst *serial;
7dc55d93	181
e73ffd42 BV	182	if (sdi->status != SR_ST_ACTIVE)
	183	return SR_ERR_DEV_CLOSED;
	184
208c1d35	185	devc = sdi->priv;
7dc55d93	186
9f51c463	187	sr_sw_limits_acquisition_start(&devc->limits);
bee2b016	188	std_session_send_df_header(sdi);
7dc55d93	189
bbabddbd	190	/* Poll every 50ms, or whenever some data comes in. */
1e1bfcd0	191	serial = sdi->conn;
102f1239	192	serial_source_add(sdi->session, serial, G_IO_IN, 50,
bcbef5ed	193	receive_data, (void *)sdi);
7dc55d93 AG	194
	195	return SR_OK;
	196	}
	197
bcbef5ed ML	198	#define DMM(ID, CHIPSET, VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, \
bcbef5ed ML	199	DELAY, REQUEST, VALID, PARSE, DETAILS) \
dd5c48a6	200	&((struct dmm_info) { \
bcbef5ed ML	201	{ \
	202	.name = ID, \
	203	.longname = VENDOR " " MODEL, \
	204	.api_version = 1, \
c2fdcc25	205	.init = std_init, \
700d6b64	206	.cleanup = std_cleanup, \
bcbef5ed	207	.scan = scan, \
c01bf34c	208	.dev_list = std_dev_list, \
bcbef5ed ML	209	.config_get = NULL, \
	210	.config_set = config_set, \
	211	.config_list = config_list, \
	212	.dev_open = std_serial_dev_open, \
	213	.dev_close = std_serial_dev_close, \
	214	.dev_acquisition_start = dev_acquisition_start, \
4b1a9d5d	215	.dev_acquisition_stop = std_serial_dev_acquisition_stop, \
41812aca	216	.context = NULL, \
bcbef5ed ML	217	}, \
	218	VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, DELAY, \
	219	REQUEST, VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
dd5c48a6	220	}).di
3098b390	221
dd5c48a6	222	SR_REGISTER_DEV_DRIVER_LIST(serial_dmm_drivers,
bcbef5ed ML	223	DMM(
	224	"bbcgm-2010", metex14,
	225	"BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
	226	BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
	227	sr_m2110_packet_valid, sr_m2110_parse,
	228	NULL
	229	),
	230	DMM(
	231	"digitek-dt4000zc", fs9721,
	232	"Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
	233	FS9721_PACKET_SIZE, 0, 0, NULL,
	234	sr_fs9721_packet_valid, sr_fs9721_parse,
	235	sr_fs9721_10_temp_c
	236	),
	237	DMM(
	238	"tekpower-tp4000ZC", fs9721,
	239	"TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
	240	FS9721_PACKET_SIZE, 0, 0, NULL,
	241	sr_fs9721_packet_valid, sr_fs9721_parse,
	242	sr_fs9721_10_temp_c
	243	),
	244	DMM(
	245	"metex-me31", metex14,
	246	"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
	247	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	248	sr_metex14_packet_valid, sr_metex14_parse,
	249	NULL
	250	),
	251	DMM(
	252	"peaktech-3410", metex14,
	253	"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
	254	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	255	sr_metex14_packet_valid, sr_metex14_parse,
	256	NULL
	257	),
	258	DMM(
	259	"mastech-mas345", metex14,
	260	"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
	261	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	262	sr_metex14_packet_valid, sr_metex14_parse,
	263	NULL
	264	),
	265	DMM(
	266	"mastech-ms8250b", fs9721,
	267	"MASTECH", "MS8250B", "2400/8n1/rts=0/dtr=1",
	268	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	269	sr_fs9721_packet_valid, sr_fs9721_parse,
	270	NULL
	271	),
	272	DMM(
	273	"va-va18b", fs9721,
	274	"V&A", "VA18B", "2400/8n1", 2400,
	275	FS9721_PACKET_SIZE, 0, 0, NULL,
	276	sr_fs9721_packet_valid, sr_fs9721_parse,
	277	sr_fs9721_01_temp_c
	278	),
	279	DMM(
	280	"va-va40b", fs9721,
	281	"V&A", "VA40B", "2400/8n1", 2400,
	282	FS9721_PACKET_SIZE, 0, 0, NULL,
	283	sr_fs9721_packet_valid, sr_fs9721_parse,
	284	sr_fs9721_max_c_min
	285	),
	286	DMM(
287	"metex-m3640d", metex14,
288	"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
289	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
290	sr_metex14_packet_valid, sr_metex14_parse,
291	NULL
292	),
293	DMM(
294	"metex-m4650cr", metex14,
295	"Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
296	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
297	sr_metex14_packet_valid, sr_metex14_parse,
298	NULL
299	),
300	DMM(
301	"peaktech-4370", metex14,
302	"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
303	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
304	sr_metex14_packet_valid, sr_metex14_parse,
305	NULL
306	),
307	DMM(
308	"pce-pce-dm32", fs9721,
309	"PCE", "PCE-DM32", "2400/8n1", 2400,
310	FS9721_PACKET_SIZE, 0, 0, NULL,
311	sr_fs9721_packet_valid, sr_fs9721_parse,
312	sr_fs9721_01_10_temp_f_c
313	),
314	DMM(
315	"radioshack-22-168", metex14,
316	"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
317	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
318	sr_metex14_packet_valid, sr_metex14_parse,
319	NULL
320	),
321	DMM(
322	"radioshack-22-805", metex14,
323	"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
324	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
325	sr_metex14_packet_valid, sr_metex14_parse,
326	NULL
327	),
328	DMM(
329	"radioshack-22-812", rs9lcd,
330	"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
331	RS9LCD_PACKET_SIZE, 0, 0, NULL,
332	sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
333	NULL
334	),
335	DMM(
336	"tecpel-dmm-8061-ser", fs9721,
337	"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
338	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
339	sr_fs9721_packet_valid, sr_fs9721_parse,
340	sr_fs9721_00_temp_c
341	),
342	DMM(
343	"voltcraft-m3650cr", metex14,
344	"Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
345	METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
346	sr_metex14_packet_valid, sr_metex14_parse,
347	NULL
348	),
349	DMM(
350	"voltcraft-m3650d", metex14,
351	"Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
352	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
353	sr_metex14_packet_valid, sr_metex14_parse,
354	NULL
355	),
356	DMM(
357	"voltcraft-m4650cr", metex14,
358	"Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
359	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
360	sr_metex14_packet_valid, sr_metex14_parse,
361	NULL
362	),
363	DMM(
364	"voltcraft-me42", metex14,
365	"Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
366	METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
367	sr_metex14_packet_valid, sr_metex14_parse,
368	NULL
369	),
370	DMM(
371	"voltcraft-vc820-ser", fs9721,
372	"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
373	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
374	sr_fs9721_packet_valid, sr_fs9721_parse,
375	NULL
376	),
377	DMM(
378	/*
379	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
380	* the FS9922 protocol. Instead, it only sets the user-defined
381	* bit "z1" to indicate "diode mode" and "voltage".
382	*/
383	"voltcraft-vc830-ser", fs9922,
384	"Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
385	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
386	sr_fs9922_packet_valid, sr_fs9922_parse,
387	&sr_fs9922_z1_diode
388	),
389	DMM(
390	"voltcraft-vc840-ser", fs9721,
391	"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
392	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
393	sr_fs9721_packet_valid, sr_fs9721_parse,
394	sr_fs9721_00_temp_c
395	),
396	DMM(
397	"voltcraft-vc870-ser", vc870,
398	"Voltcraft", "VC-870 (UT-D02 cable)", "9600/8n1/rts=0/dtr=1",
399	9600, VC870_PACKET_SIZE, 0, 0, NULL,
400	sr_vc870_packet_valid, sr_vc870_parse, NULL
401	),
402	DMM(
403	"voltcraft-vc920-ser", ut71x,
404	"Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
405	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
406	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
407	),
408	DMM(
409	"voltcraft-vc940-ser", ut71x,
410	"Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
411	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
412	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
413	),
414	DMM(
415	"voltcraft-vc960-ser", ut71x,
416	"Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
417	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
418	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
419	),
420	DMM(
421	"uni-t-ut60a-ser", fs9721,
422	"UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
423	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
424	sr_fs9721_packet_valid, sr_fs9721_parse,
425	NULL
426	),
427	DMM(
428	"uni-t-ut60e-ser", fs9721,
429	"UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
430	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
431	sr_fs9721_packet_valid, sr_fs9721_parse,
432	sr_fs9721_00_temp_c
433	),
434	DMM(
435	/* Note: ES51986 baudrate is actually 19230! */
436	"uni-t-ut60g-ser", es519xx,
437	"UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
438	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
439	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
440	NULL
441	),
442	DMM(
443	"uni-t-ut61b-ser", fs9922,
444	"UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
445	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
446	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
447	),
448	DMM(
449	"uni-t-ut61c-ser", fs9922,
450	"UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
451	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
452	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
453	),
454	DMM(
455	"uni-t-ut61d-ser", fs9922,
456	"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
457	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
458	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
459	),
460	DMM(
461	"uni-t-ut61e-ser", es519xx,
462	/* Note: ES51922 baudrate is actually 19230! */
463	"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
464	19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
465	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
466	NULL
467	),
468	DMM(
469	"uni-t-ut71a-ser", ut71x,
470	"UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
471	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
472	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
473	),
474	DMM(
475	"uni-t-ut71b-ser", ut71x,
476	"UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
477	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
478	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
479	),
480	DMM(
481	"uni-t-ut71c-ser", ut71x,
482	"UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
483	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
484	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
485	),
486	DMM(
487	"uni-t-ut71d-ser", ut71x,
488	"UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
489	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
490	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
491	),
492	DMM(
493	"uni-t-ut71e-ser", ut71x,
494	"UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
495	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
496	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
497	),
498	DMM(
499	"iso-tech-idm103n", es519xx,
500	"ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
501	2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
502	sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
503	NULL
504	),
b1cadcfb KP	505	DMM(
	506	"tenma-72-7730-ser", ut71x,
	507	"Tenma", "72-7730 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	508	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	509	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	510	),
0a4549ff UH	511	DMM(
	512	"tenma-72-7732-ser", ut71x,
	513	"Tenma", "72-7732 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	514	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	515	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	516	),
20f9f1fb UH	517	DMM(
	518	"tenma-72-9380a-ser", ut71x,
	519	"Tenma", "72-9380A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	520	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	521	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	522	),
bcbef5ed ML	523	DMM(
	524	"tenma-72-7745-ser", fs9721,
	525	"Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	526	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	527	sr_fs9721_packet_valid, sr_fs9721_parse,
	528	sr_fs9721_00_temp_c
	529	),
	530	DMM(
	531	"tenma-72-7750-ser", es519xx,
	532	/* Note: ES51986 baudrate is actually 19230! */
	533	"Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	534	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	535	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	536	NULL
	537	),
	538	DMM(
	539	"brymen-bm25x", bm25x,
	540	"Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
	541	9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
	542	sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
	543	NULL
	544	),
d79244dc MG	545	DMM(
	546	"velleman-dvm4100", dtm0660,
	547	"Velleman", "DVM4100", "2400/8n1/rts=0/dtr=1",
	548	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	549	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	550	),
	551	DMM(
	552	"peaktech-3415", dtm0660,
	553	"Peaktech", "3415", "2400/8n1/rts=0/dtr=1",
	554	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	555	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	556	),
dd5c48a6	557	);