[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,
	/*
	 * 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.
	 */
	/* 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
	),
	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(
		/* 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-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
	),
	/* }}} */
	/* meters based on other chips (to get sorted) */
	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(
		"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-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(
		"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(
		"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
	),
);
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,
c0678584 GS	223	/*
	224	* The items are sorted by chipset first and then model name.
	225	*
	226	* This reflects the developer's perspective and is preferrable
	227	* during maintenance, as a vendor/product based sort order does
	228	* not work well for rebranded models, and from a support point
	229	* of view it's more important to identify similarities between
	230	* models and compatible devices.
	231	*
	232	* Fold marks {{{ }}} with matching braces were added, to further
	233	* speed up navigation in the long list.
	234	*/
	235	/* bm25x based meters {{{ */
	236	DMM(
	237	"brymen-bm25x", bm25x,
	238	"Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
	239	9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
	240	sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
	241	NULL
	242	),
	243	/* }}} */
440a374f GS	244	/* dtm0660 based meters {{{ */
	245	DMM(
	246	"peaktech-3415", dtm0660,
	247	"Peaktech", "3415", "2400/8n1/rts=0/dtr=1",
	248	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	249	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	250	),
	251	DMM(
	252	"velleman-dvm4100", dtm0660,
	253	"Velleman", "DVM4100", "2400/8n1/rts=0/dtr=1",
	254	2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
	255	sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
	256	),
	257	/* }}} */
7532f61d GS	258	/* es519xx based meters {{{ */
	259	DMM(
	260	"iso-tech-idm103n", es519xx,
	261	"ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
	262	2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	263	sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
	264	NULL
	265	),
	266	DMM(
	267	"tenma-72-7750-ser", es519xx,
	268	/* Note: ES51986 baudrate is actually 19230! */
	269	"Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	270	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	271	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	272	NULL
	273	),
	274	DMM(
	275	/* Note: ES51986 baudrate is actually 19230! */
	276	"uni-t-ut60g-ser", es519xx,
	277	"UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	278	19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
	279	sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
	280	NULL
	281	),
	282	DMM(
	283	"uni-t-ut61e-ser", es519xx,
	284	/* Note: ES51922 baudrate is actually 19230! */
	285	"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	286	19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
	287	sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
	288	NULL
	289	),
	290	/* }}} */
c0678584	291	/* meters based on other chips (to get sorted) */
bcbef5ed ML	292	DMM(
	293	"bbcgm-2010", metex14,
	294	"BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
	295	BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
	296	sr_m2110_packet_valid, sr_m2110_parse,
	297	NULL
	298	),
	299	DMM(
	300	"digitek-dt4000zc", fs9721,
	301	"Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
	302	FS9721_PACKET_SIZE, 0, 0, NULL,
	303	sr_fs9721_packet_valid, sr_fs9721_parse,
	304	sr_fs9721_10_temp_c
	305	),
	306	DMM(
	307	"tekpower-tp4000ZC", fs9721,
	308	"TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
	309	FS9721_PACKET_SIZE, 0, 0, NULL,
	310	sr_fs9721_packet_valid, sr_fs9721_parse,
	311	sr_fs9721_10_temp_c
	312	),
	313	DMM(
	314	"metex-me31", metex14,
	315	"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
	316	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	317	sr_metex14_packet_valid, sr_metex14_parse,
	318	NULL
	319	),
	320	DMM(
	321	"peaktech-3410", metex14,
	322	"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
	323	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	324	sr_metex14_packet_valid, sr_metex14_parse,
	325	NULL
	326	),
	327	DMM(
	328	"mastech-mas345", metex14,
	329	"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
	330	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
	331	sr_metex14_packet_valid, sr_metex14_parse,
	332	NULL
	333	),
	334	DMM(
	335	"mastech-ms8250b", fs9721,
	336	"MASTECH", "MS8250B", "2400/8n1/rts=0/dtr=1",
	337	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	338	sr_fs9721_packet_valid, sr_fs9721_parse,
	339	NULL
	340	),
	341	DMM(
	342	"va-va18b", fs9721,
	343	"V&A", "VA18B", "2400/8n1", 2400,
	344	FS9721_PACKET_SIZE, 0, 0, NULL,
	345	sr_fs9721_packet_valid, sr_fs9721_parse,
	346	sr_fs9721_01_temp_c
	347	),
	348	DMM(
	349	"va-va40b", fs9721,
	350	"V&A", "VA40B", "2400/8n1", 2400,
	351	FS9721_PACKET_SIZE, 0, 0, NULL,
	352	sr_fs9721_packet_valid, sr_fs9721_parse,
	353	sr_fs9721_max_c_min
	354	),
	355	DMM(
356	"metex-m3640d", metex14,
357	"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
358	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
359	sr_metex14_packet_valid, sr_metex14_parse,
360	NULL
361	),
362	DMM(
363	"metex-m4650cr", metex14,
364	"Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
365	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
366	sr_metex14_packet_valid, sr_metex14_parse,
367	NULL
368	),
369	DMM(
370	"peaktech-4370", metex14,
371	"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
372	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
373	sr_metex14_packet_valid, sr_metex14_parse,
374	NULL
375	),
376	DMM(
377	"pce-pce-dm32", fs9721,
378	"PCE", "PCE-DM32", "2400/8n1", 2400,
379	FS9721_PACKET_SIZE, 0, 0, NULL,
380	sr_fs9721_packet_valid, sr_fs9721_parse,
381	sr_fs9721_01_10_temp_f_c
382	),
383	DMM(
384	"radioshack-22-168", metex14,
385	"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
386	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
387	sr_metex14_packet_valid, sr_metex14_parse,
388	NULL
389	),
390	DMM(
391	"radioshack-22-805", metex14,
392	"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
393	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
394	sr_metex14_packet_valid, sr_metex14_parse,
395	NULL
396	),
397	DMM(
398	"radioshack-22-812", rs9lcd,
399	"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
400	RS9LCD_PACKET_SIZE, 0, 0, NULL,
401	sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
402	NULL
403	),
404	DMM(
405	"tecpel-dmm-8061-ser", fs9721,
406	"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
407	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
408	sr_fs9721_packet_valid, sr_fs9721_parse,
409	sr_fs9721_00_temp_c
410	),
411	DMM(
412	"voltcraft-m3650cr", metex14,
413	"Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
414	METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
415	sr_metex14_packet_valid, sr_metex14_parse,
416	NULL
417	),
418	DMM(
419	"voltcraft-m3650d", metex14,
420	"Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
421	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
422	sr_metex14_packet_valid, sr_metex14_parse,
423	NULL
424	),
425	DMM(
426	"voltcraft-m4650cr", metex14,
427	"Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
428	METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
429	sr_metex14_packet_valid, sr_metex14_parse,
430	NULL
431	),
432	DMM(
433	"voltcraft-me42", metex14,
434	"Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
435	METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
436	sr_metex14_packet_valid, sr_metex14_parse,
437	NULL
438	),
439	DMM(
440	"voltcraft-vc820-ser", fs9721,
441	"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
442	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
443	sr_fs9721_packet_valid, sr_fs9721_parse,
444	NULL
445	),
446	DMM(
447	/*
448	* Note: The VC830 doesn't set the 'volt' and 'diode' bits of
449	* the FS9922 protocol. Instead, it only sets the user-defined
450	* bit "z1" to indicate "diode mode" and "voltage".
451	*/
452	"voltcraft-vc830-ser", fs9922,
453	"Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
454	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
455	sr_fs9922_packet_valid, sr_fs9922_parse,
456	&sr_fs9922_z1_diode
457	),
458	DMM(
459	"voltcraft-vc840-ser", fs9721,
460	"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
461	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
462	sr_fs9721_packet_valid, sr_fs9721_parse,
463	sr_fs9721_00_temp_c
464	),
465	DMM(
466	"voltcraft-vc870-ser", vc870,
467	"Voltcraft", "VC-870 (UT-D02 cable)", "9600/8n1/rts=0/dtr=1",
468	9600, VC870_PACKET_SIZE, 0, 0, NULL,
469	sr_vc870_packet_valid, sr_vc870_parse, NULL
470	),
471	DMM(
472	"voltcraft-vc920-ser", ut71x,
473	"Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
474	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
475	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
476	),
477	DMM(
478	"voltcraft-vc940-ser", ut71x,
479	"Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
480	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
481	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
482	),
483	DMM(
484	"voltcraft-vc960-ser", ut71x,
485	"Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
486	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
487	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
488	),
489	DMM(
490	"uni-t-ut60a-ser", fs9721,
491	"UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
492	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
493	sr_fs9721_packet_valid, sr_fs9721_parse,
494	NULL
495	),
496	DMM(
497	"uni-t-ut60e-ser", fs9721,
498	"UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
499	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
500	sr_fs9721_packet_valid, sr_fs9721_parse,
501	sr_fs9721_00_temp_c
502	),
bcbef5ed ML	503	DMM(
	504	"uni-t-ut61b-ser", fs9922,
	505	"UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	506	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	507	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	508	),
	509	DMM(
	510	"uni-t-ut61c-ser", fs9922,
	511	"UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	512	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	513	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	514	),
	515	DMM(
	516	"uni-t-ut61d-ser", fs9922,
	517	"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	518	2400, FS9922_PACKET_SIZE, 0, 0, NULL,
	519	sr_fs9922_packet_valid, sr_fs9922_parse, NULL
	520	),
bcbef5ed ML	521	DMM(
	522	"uni-t-ut71a-ser", ut71x,
	523	"UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	524	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	525	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	526	),
	527	DMM(
	528	"uni-t-ut71b-ser", ut71x,
	529	"UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	530	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	531	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	532	),
	533	DMM(
	534	"uni-t-ut71c-ser", ut71x,
	535	"UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	536	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	537	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	538	),
	539	DMM(
	540	"uni-t-ut71d-ser", ut71x,
	541	"UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	542	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	543	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	544	),
	545	DMM(
	546	"uni-t-ut71e-ser", ut71x,
	547	"UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	548	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	549	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	550	),
b1cadcfb KP	551	DMM(
	552	"tenma-72-7730-ser", ut71x,
	553	"Tenma", "72-7730 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	554	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	555	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	556	),
0a4549ff UH	557	DMM(
	558	"tenma-72-7732-ser", ut71x,
	559	"Tenma", "72-7732 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	560	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	561	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	562	),
20f9f1fb UH	563	DMM(
	564	"tenma-72-9380a-ser", ut71x,
	565	"Tenma", "72-9380A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
	566	2400, UT71X_PACKET_SIZE, 0, 0, NULL,
	567	sr_ut71x_packet_valid, sr_ut71x_parse, NULL
	568	),
bcbef5ed ML	569	DMM(
	570	"tenma-72-7745-ser", fs9721,
	571	"Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	572	2400, FS9721_PACKET_SIZE, 0, 0, NULL,
	573	sr_fs9721_packet_valid, sr_fs9721_parse,
	574	sr_fs9721_00_temp_c
	575	),
e68c0eb4 GS	576	DMM(
	577	"peaktech-3330", fs9721,
	578	"Peaktech", "3330", "2400/8n1/dtr=1", 2400,
	579	FS9721_PACKET_SIZE, 0, 0, NULL,
	580	sr_fs9721_packet_valid, sr_fs9721_parse,
	581	sr_fs9721_01_10_temp_f_c
	582	),
dd5c48a6	583	);