[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;

	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;
	struct sr_serial_dev_inst *serial;

	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, \
			.dev_clear = std_dev_clear, \
			.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,
	/*
	 * The items are sorted by chipset first and then model name.
	 *
	 * This reflects the developer's perspective and is preferrable
	 * during maintenance, as a vendor/product based sort order does
	 * not work well for rebranded models, and from a support point
	 * of view it's more important to identify similarities between
	 * models and compatible devices.
	 *
	 * Fold marks {{{ }}} with matching braces were added, to further
	 * speed up navigation in the long list.
	 */
	/* asycii based meters {{{ */
	DMM(
		"metrix-mx56c", asycii, "Metrix", "MX56C",
		"2400/8n1", 2400, ASYCII_PACKET_SIZE, 0, 0, NULL,
		sr_asycii_packet_valid, sr_asycii_parse, NULL
	),
	/* }}} */
	/* bm25x based meters {{{ */
	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
	),
	/* }}} */
	/* dtm0660 based meters {{{ */
	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
	),
	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
	),
	/* }}} */
	/* es519xx based meters {{{ */
	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
	),
	/*
	 * Note: ES51922 and ES51986 baudrate is actually 19230. This is
	 * "out" by .15%, and so is well within the typical 1% margin
	 * that is considered acceptable in UART communication, and thus
	 * should not cause an issue.
	 *
	 * However, using 19230 as baudrate here will not work, as most DMM
	 * cables do not support that baudrate!
	 */
	DMM(
		"tenma-72-7750-ser", es519xx,
		"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(
		"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-ut61e-ser", es519xx,
		"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
	),
	/* }}} */
	/* fs9721 based meters {{{ */
	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(
		"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(
		"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(
		"peaktech-3330", fs9721,
		"PeakTech", "3330", "2400/8n1/dtr=1", 2400,
		FS9721_PACKET_SIZE, 0, 0, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_01_10_temp_f_c
	),
	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(
		"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(
		"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(
		"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(
		"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(
		"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(
		"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
	),
	/* }}} */
	/* fs9922 based meters {{{ */
	DMM(
		"sparkfun-70c", fs9922,
		"SparkFun", "70C", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, 0, 0, NULL,
		sr_fs9922_packet_valid, sr_fs9922_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(
		/*
		 * 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
	),
	/* }}} */
	/* m2110 based meters {{{ */
	DMM(
		"bbcgm-2010", m2110,
		"BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
		BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
		sr_m2110_packet_valid, sr_m2110_parse,
		NULL
	),
	/* }}} */
	/* metex14 based meters {{{ */
	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(
		"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(
		"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(
		"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(
		"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(
		"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
	),
	/* }}} */
	/* rs9lcd based meters {{{ */
	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
	),
	/* }}} */
	/* ut71x based meters {{{ */
	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(
		"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(
		"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
	),
	/* }}} */
	/* vc870 based meters {{{ */
	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
	),
	/* }}} */
	/*
	 * The list is sorted. Add new items in the respective chip's group.
	 */
);
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
b0baddef	147	devc = sdi->priv;
7dc55d93	148
9f51c463	149	return sr_sw_limits_config_set(&devc->limits, key, data);
7dc55d93 AG	150	}
7dc55d93 AG	151
584560f1	152	static int config_list(uint32_t key, GVariant *data, const struct sr_dev_inst sdi,
53b4680f	153	const struct sr_channel_group *cg)
a1c743fc	154	{
e66d1892	155	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, NULL, devopts);
a1c743fc BV	156	}
a1c743fc BV	157
695dc859	158	static int dev_acquisition_start(const struct sr_dev_inst *sdi)
7dc55d93	159	{
7dc55d93	160	struct dev_context *devc;
1e1bfcd0	161	struct sr_serial_dev_inst *serial;
7dc55d93	162
208c1d35	163	devc = sdi->priv;
7dc55d93	164
9f51c463	165	sr_sw_limits_acquisition_start(&devc->limits);
bee2b016	166	std_session_send_df_header(sdi);
7dc55d93	167
bbabddbd	168	/* Poll every 50ms, or whenever some data comes in. */
1e1bfcd0	169	serial = sdi->conn;
102f1239	170	serial_source_add(sdi->session, serial, G_IO_IN, 50,
bcbef5ed	171	receive_data, (void *)sdi);
7dc55d93 AG	172
	173	return SR_OK;
	174	}
	175
bcbef5ed ML	176	#define DMM(ID, CHIPSET, VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, \
bcbef5ed ML	177	DELAY, REQUEST, VALID, PARSE, DETAILS) \
dd5c48a6	178	&((struct dmm_info) { \
bcbef5ed ML	179	{ \
	180	.name = ID, \
	181	.longname = VENDOR " " MODEL, \
	182	.api_version = 1, \
c2fdcc25	183	.init = std_init, \
700d6b64	184	.cleanup = std_cleanup, \
bcbef5ed	185	.scan = scan, \
c01bf34c	186	.dev_list = std_dev_list, \
f778bf02	187	.dev_clear = std_dev_clear, \
bcbef5ed ML	188	.config_get = NULL, \
	189	.config_set = config_set, \
	190	.config_list = config_list, \
	191	.dev_open = std_serial_dev_open, \
	192	.dev_close = std_serial_dev_close, \
	193	.dev_acquisition_start = dev_acquisition_start, \
4b1a9d5d	194	.dev_acquisition_stop = std_serial_dev_acquisition_stop, \
41812aca	195	.context = NULL, \
bcbef5ed ML	196	}, \
	197	VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, DELAY, \
	198	REQUEST, VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
dd5c48a6	199	}).di
3098b390	200
dd5c48a6	201	SR_REGISTER_DEV_DRIVER_LIST(serial_dmm_drivers,
c0678584 GS	202	/*
	203	* The items are sorted by chipset first and then model name.
	204	*
	205	* This reflects the developer's perspective and is preferrable
	206	* during maintenance, as a vendor/product based sort order does
	207	* not work well for rebranded models, and from a support point
	208	* of view it's more important to identify similarities between
	209	* models and compatible devices.
	210	*
	211	* Fold marks {{{ }}} with matching braces were added, to further
	212	* speed up navigation in the long list.
	213	*/
dc5895cb GS	214	/* asycii based meters {{{ */
	215	DMM(
	216	"metrix-mx56c", asycii, "Metrix", "MX56C",
	217	"2400/8n1", 2400, ASYCII_PACKET_SIZE, 0, 0, NULL,
	218	sr_asycii_packet_valid, sr_asycii_parse, NULL
	219	),
	220	/* }}} */
c0678584 GS	221	/* bm25x based meters {{{ */
	222	DMM(
	223	"brymen-bm25x", bm25x,
	224	"Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
	225	9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
	226	sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
	227	NULL
	228	),
	229	/* }}} */
440a374f GS	230	/* dtm0660 based meters {{{ */
	231	DMM(
	232	"peaktech-3415", dtm0660,
6c62c605	233	"PeakTech", "3415", "2400/8n1/rts=0/dtr=1",
440a374f GS	234	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	235	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	236	),
	237	DMM(
	238	"velleman-dvm4100", dtm0660,
	239	"Velleman", "DVM4100", "2400/8n1/rts=0/dtr=1",
	240	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	241	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	242	),
	243	/* }}} */
7532f61d GS	244	/* es519xx based meters {{{ */
	245	DMM(
	246	"iso-tech-idm103n", es519xx,
	247	"ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
	248	2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	249	sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
	250	NULL
	251	),
d5b1b76d GS	252	/*
	253	* Note: ES51922 and ES51986 baudrate is actually 19230. This is
	254	* "out" by .15%, and so is well within the typical 1% margin
	255	* that is considered acceptable in UART communication, and thus
	256	* should not cause an issue.
82458e50 UH	257	*
	258	* However, using 19230 as baudrate here will not work, as most DMM
	259	* cables do not support that baudrate!
d5b1b76d	260	*/
7532f61d GS	261	DMM(
7532f61d GS	262	"tenma-72-7750-ser", es519xx,
7532f61d GS	263	"Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	264	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	265	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	266	NULL
	267	),
	268	DMM(
7532f61d GS	269	"uni-t-ut60g-ser", es519xx,
	270	"UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	271	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	272	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	273	NULL
	274	),
	275	DMM(
	276	"uni-t-ut61e-ser", es519xx,
7532f61d GS	277	"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	278	19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
	279	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
	280	NULL
	281	),
	282	/* }}} */
289e1f4e	283	/* fs9721 based meters {{{ */
bcbef5ed ML	284	DMM(
	285	"digitek-dt4000zc", fs9721,
	286	"Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
	287	FS9721_PACKET_SIZE, 0, 0, NULL,
	288	sr_fs9721_packet_valid, sr_fs9721_parse,
	289	sr_fs9721_10_temp_c
	290	),
bcbef5ed ML	291	DMM(
	292	"mastech-ms8250b", fs9721,
	293	"MASTECH", "MS8250B", "2400/8n1/rts=0/dtr=1",
	294	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	295	sr_fs9721_packet_valid, sr_fs9721_parse,
	296	NULL
	297	),
	298	DMM(
1cd40b57 GS	299	"pce-pce-dm32", fs9721,
1cd40b57 GS	300	"PCE", "PCE-DM32", "2400/8n1", 2400,
bcbef5ed ML	301	FS9721_PACKET_SIZE, 0, 0, NULL,
bcbef5ed ML	302	sr_fs9721_packet_valid, sr_fs9721_parse,
1cd40b57	303	sr_fs9721_01_10_temp_f_c
bcbef5ed	304	),
289e1f4e	305	DMM(
1cd40b57	306	"peaktech-3330", fs9721,
6c62c605	307	"PeakTech", "3330", "2400/8n1/dtr=1", 2400,
289e1f4e GS	308	FS9721_PACKET_SIZE, 0, 0, NULL,
	309	sr_fs9721_packet_valid, sr_fs9721_parse,
	310	sr_fs9721_01_10_temp_f_c
	311	),
	312	DMM(
	313	"tecpel-dmm-8061-ser", fs9721,
	314	"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	315	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	316	sr_fs9721_packet_valid, sr_fs9721_parse,
	317	sr_fs9721_00_temp_c
	318	),
	319	DMM(
1cd40b57 GS	320	"tekpower-tp4000ZC", fs9721,
	321	"TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
	322	FS9721_PACKET_SIZE, 0, 0, NULL,
289e1f4e	323	sr_fs9721_packet_valid, sr_fs9721_parse,
1cd40b57	324	sr_fs9721_10_temp_c
289e1f4e GS	325	),
289e1f4e GS	326	DMM(
1cd40b57 GS	327	"tenma-72-7745-ser", fs9721,
1cd40b57 GS	328	"Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
289e1f4e GS	329	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	330	sr_fs9721_packet_valid, sr_fs9721_parse,
	331	sr_fs9721_00_temp_c
	332	),
	333	DMM(
	334	"uni-t-ut60a-ser", fs9721,
	335	"UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	336	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	337	sr_fs9721_packet_valid, sr_fs9721_parse,
	338	NULL
	339	),
	340	DMM(
	341	"uni-t-ut60e-ser", fs9721,
	342	"UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	343	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	344	sr_fs9721_packet_valid, sr_fs9721_parse,
	345	sr_fs9721_00_temp_c
	346	),
	347	DMM(
1cd40b57 GS	348	"va-va18b", fs9721,
	349	"V&A", "VA18B", "2400/8n1", 2400,
	350	FS9721_PACKET_SIZE, 0, 0, NULL,
289e1f4e	351	sr_fs9721_packet_valid, sr_fs9721_parse,
1cd40b57	352	sr_fs9721_01_temp_c
289e1f4e GS	353	),
289e1f4e GS	354	DMM(
1cd40b57 GS	355	"va-va40b", fs9721,
1cd40b57 GS	356	"V&A", "VA40B", "2400/8n1", 2400,
289e1f4e GS	357	FS9721_PACKET_SIZE, 0, 0, NULL,
289e1f4e GS	358	sr_fs9721_packet_valid, sr_fs9721_parse,
1cd40b57 GS	359	sr_fs9721_max_c_min
	360	),
	361	DMM(
	362	"voltcraft-vc820-ser", fs9721,
	363	"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	364	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	365	sr_fs9721_packet_valid, sr_fs9721_parse,
	366	NULL
	367	),
	368	DMM(
	369	"voltcraft-vc840-ser", fs9721,
	370	"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	371	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	372	sr_fs9721_packet_valid, sr_fs9721_parse,
	373	sr_fs9721_00_temp_c
289e1f4e GS	374	),
289e1f4e GS	375	/* }}} */
0e27643f	376	/* fs9922 based meters {{{ */
f97c1595 R	377	DMM(
	378	"sparkfun-70c", fs9922,
	379	"SparkFun", "70C", "2400/8n1/rts=0/dtr=1",
	380	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	381	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	382	),
0e27643f GS	383	DMM(
	384	"uni-t-ut61b-ser", fs9922,
	385	"UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	386	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	387	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	388	),
	389	DMM(
	390	"uni-t-ut61c-ser", fs9922,
	391	"UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	392	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	393	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	394	),
	395	DMM(
	396	"uni-t-ut61d-ser", fs9922,
	397	"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	398	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	399	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	400	),
	401	DMM(
	402	/*
	403	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
	404	* the FS9922 protocol. Instead, it only sets the user-defined
	405	* bit "z1" to indicate "diode mode" and "voltage".
	406	*/
	407	"voltcraft-vc830-ser", fs9922,
	408	"Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	409	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	410	sr_fs9922_packet_valid, sr_fs9922_parse,
	411	&sr_fs9922_z1_diode
	412	),
	413	/* }}} */
9d12555f	414	/* m2110 based meters {{{ */
289e1f4e	415	DMM(
9d12555f	416	"bbcgm-2010", m2110,
289e1f4e GS	417	"BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
	418	BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
	419	sr_m2110_packet_valid, sr_m2110_parse,
	420	NULL
	421	),
9d12555f UH	422	/* }}} */
9d12555f UH	423	/* metex14 based meters {{{ */
289e1f4e	424	DMM(
b35d0023 GS	425	"mastech-mas345", metex14,
b35d0023 GS	426	"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
289e1f4e GS	427	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	428	sr_metex14_packet_valid, sr_metex14_parse,
	429	NULL
	430	),
	431	DMM(
b35d0023 GS	432	"metex-m3640d", metex14,
b35d0023 GS	433	"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
289e1f4e GS	434	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	435	sr_metex14_packet_valid, sr_metex14_parse,
	436	NULL
	437	),
	438	DMM(
b35d0023 GS	439	"metex-m4650cr", metex14,
b35d0023 GS	440	"Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
289e1f4e GS	441	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	442	sr_metex14_packet_valid, sr_metex14_parse,
	443	NULL
	444	),
bcbef5ed	445	DMM(
b35d0023 GS	446	"metex-me31", metex14,
b35d0023 GS	447	"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
bcbef5ed ML	448	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	449	sr_metex14_packet_valid, sr_metex14_parse,
	450	NULL
	451	),
	452	DMM(
b35d0023	453	"peaktech-3410", metex14,
6c62c605	454	"PeakTech", "3410", "600/7n2/rts=0/dtr=1", 600,
bcbef5ed ML	455	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	456	sr_metex14_packet_valid, sr_metex14_parse,
	457	NULL
	458	),
	459	DMM(
	460	"peaktech-4370", metex14,
	461	"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
	462	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	463	sr_metex14_packet_valid, sr_metex14_parse,
	464	NULL
	465	),
bcbef5ed ML	466	DMM(
	467	"radioshack-22-168", metex14,
	468	"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
	469	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	470	sr_metex14_packet_valid, sr_metex14_parse,
	471	NULL
	472	),
	473	DMM(
	474	"radioshack-22-805", metex14,
	475	"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
	476	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	477	sr_metex14_packet_valid, sr_metex14_parse,
	478	NULL
	479	),
bcbef5ed ML	480	DMM(
	481	"voltcraft-m3650cr", metex14,
	482	"Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
	483	METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
	484	sr_metex14_packet_valid, sr_metex14_parse,
	485	NULL
	486	),
	487	DMM(
	488	"voltcraft-m3650d", metex14,
	489	"Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
	490	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	491	sr_metex14_packet_valid, sr_metex14_parse,
	492	NULL
	493	),
	494	DMM(
	495	"voltcraft-m4650cr", metex14,
	496	"Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
	497	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	498	sr_metex14_packet_valid, sr_metex14_parse,
	499	NULL
	500	),
	501	DMM(
	502	"voltcraft-me42", metex14,
	503	"Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
	504	METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
	505	sr_metex14_packet_valid, sr_metex14_parse,
	506	NULL
	507	),
ab34156b	508	/* }}} */
92496488	509	/* rs9lcd based meters {{{ */
ab34156b GS	510	DMM(
	511	"radioshack-22-812", rs9lcd,
	512	"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
	513	RS9LCD_PACKET_SIZE, 0, 0, NULL,
	514	sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
	515	NULL
	516	),
92496488	517	/* }}} */
6c6e5e47	518	/* ut71x based meters {{{ */
bcbef5ed	519	DMM(
53e875ab GS	520	"tenma-72-7730-ser", ut71x,
53e875ab GS	521	"Tenma", "72-7730 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
bcbef5ed ML	522	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	523	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	524	),
	525	DMM(
53e875ab GS	526	"tenma-72-7732-ser", ut71x,
53e875ab GS	527	"Tenma", "72-7732 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
bcbef5ed ML	528	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	529	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	530	),
	531	DMM(
53e875ab GS	532	"tenma-72-9380a-ser", ut71x,
53e875ab GS	533	"Tenma", "72-9380A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
bcbef5ed ML	534	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	535	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	536	),
bcbef5ed ML	537	DMM(
	538	"uni-t-ut71a-ser", ut71x,
	539	"UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	540	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	541	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	542	),
	543	DMM(
	544	"uni-t-ut71b-ser", ut71x,
	545	"UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	546	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	547	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	548	),
	549	DMM(
	550	"uni-t-ut71c-ser", ut71x,
	551	"UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	552	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	553	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	554	),
	555	DMM(
	556	"uni-t-ut71d-ser", ut71x,
	557	"UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	558	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	559	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	560	),
	561	DMM(
	562	"uni-t-ut71e-ser", ut71x,
	563	"UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	564	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	565	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	566	),
b1cadcfb	567	DMM(
53e875ab GS	568	"voltcraft-vc920-ser", ut71x,
53e875ab GS	569	"Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
b1cadcfb KP	570	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	571	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	572	),
0a4549ff	573	DMM(
53e875ab GS	574	"voltcraft-vc940-ser", ut71x,
53e875ab GS	575	"Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
0a4549ff UH	576	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	577	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	578	),
20f9f1fb	579	DMM(
53e875ab GS	580	"voltcraft-vc960-ser", ut71x,
53e875ab GS	581	"Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
20f9f1fb UH	582	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	583	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	584	),
6c6e5e47	585	/* }}} */
89a3d8af	586	/* vc870 based meters {{{ */
6c6e5e47 GS	587	DMM(
	588	"voltcraft-vc870-ser", vc870,
	589	"Voltcraft", "VC-870 (UT-D02 cable)", "9600/8n1/rts=0/dtr=1",
	590	9600, VC870_PACKET_SIZE, 0, 0, NULL,
	591	sr_vc870_packet_valid, sr_vc870_parse, NULL
	592	),
89a3d8af GS	593	/* }}} */
	594	/*
	595	* The list is sorted. Add new items in the respective chip's group.
	596	*/
dd5c48a6	597	);