[libsigrok.git] / 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 <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include <glib.h>
#include "libsigrok.h"
#include "libsigrok-internal.h"
#include "protocol.h"

static const int32_t hwopts[] = {
	SR_CONF_CONN,
	SR_CONF_SERIALCOMM,
};

static const int32_t hwcaps[] = {
	SR_CONF_MULTIMETER,
	SR_CONF_LIMIT_SAMPLES,
	SR_CONF_LIMIT_MSEC,
	SR_CONF_CONTINUOUS,
};

SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
SR_PRIV struct sr_dev_driver metex_me31_driver_info;
SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
SR_PRIV struct sr_dev_driver va_va18b_driver_info;
SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;

SR_PRIV struct dmm_info dmms[] = {
	{
		"Digitek", "DT4000ZC", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_10_temp_c,
		&digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
	},
	{
		"TekPower", "TP4000ZC", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_10_temp_c,
		&tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
	},
	{
		"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&metex_me31_driver_info, receive_data_METEX_ME31,
	},
	{
		"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
	},
	{
		"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
	},
	{
		"V&A", "VA18B", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_01_temp_c,
		&va_va18b_driver_info, receive_data_VA_VA18B,
	},
	{
		"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&metex_m3640d_driver_info, receive_data_METEX_M3640D,
	},
	{
		"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
	},
	{
		"PCE", "PCE-DM32", "2400/8n1", 2400,
		FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_01_10_temp_f_c,
		&pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
	},
	{
		"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
	},
	{
		"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
		METEX14_PACKET_SIZE, sr_metex14_packet_request,
		sr_metex14_packet_valid, sr_metex14_parse,
		NULL,
		&radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
	},
	{
		"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
		RS9LCD_PACKET_SIZE, NULL,
		sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
		NULL,
		&radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
	},
	{
		"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c,
		&tecpel_dmm_8061_ser_driver_info,
		receive_data_TECPEL_DMM_8061_SER,
	},
	{
		"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		NULL,
		&voltcraft_vc820_ser_driver_info,
		receive_data_VOLTCRAFT_VC820_SER,
	},
	{
		"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9721_PACKET_SIZE, NULL,
		sr_fs9721_packet_valid, sr_fs9721_parse,
		sr_fs9721_00_temp_c,
		&voltcraft_vc840_ser_driver_info,
		receive_data_VOLTCRAFT_VC840_SER,
	},
	{
		"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
		2400, FS9922_PACKET_SIZE, NULL,
		sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
		&uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
	},
	{
		/* Note: ES51922 baudrate is actually 19230! */
		"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
		19200, ES51922_PACKET_SIZE, NULL,
		sr_es51922_packet_valid, sr_es51922_parse, NULL,
		&uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
	},
};

/* Properly close and free all devices. */
static int clear_instances(int dmm)
{
	struct sr_dev_inst *sdi;
	struct drv_context *drvc;
	struct dev_context *devc;
	struct sr_serial_dev_inst *serial;
	GSList *l;
	struct sr_dev_driver *di;

	di = dmms[dmm].di;

	if (!(drvc = di->priv))
		return SR_OK;

	drvc = di->priv;
	for (l = drvc->instances; l; l = l->next) {
		if (!(sdi = l->data))
			continue;
		if (!(devc = sdi->priv))
			continue;
		serial = sdi->conn;
		sr_serial_dev_inst_free(serial);
		sr_dev_inst_free(sdi);
	}
	g_slist_free(drvc->instances);
	drvc->instances = NULL;

	return SR_OK;
}

static int hw_init(struct sr_context *sr_ctx, int dmm)
{
	sr_dbg("Selected '%s' subdriver.", dmms[dmm].di->name);

	return std_hw_init(sr_ctx, dmms[dmm].di, DRIVER_LOG_DOMAIN);
}

static GSList *scan(const char *conn, const char *serialcomm, int dmm)
{
	struct sr_dev_inst *sdi;
	struct drv_context *drvc;
	struct dev_context *devc;
	struct sr_probe *probe;
	struct sr_serial_dev_inst *serial;
	GSList *devices;
	int dropped, ret;
	size_t len;
	uint8_t buf[128];

	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
		return NULL;

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

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

	drvc = dmms[dmm].di->priv;
	devices = NULL;
	serial_flush(serial);

	/* Request a packet if the DMM requires this. */
	if (dmms[dmm].packet_request) {
		if ((ret = dmms[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, dmms[dmm].packet_size,
				   dmms[dmm].packet_valid, 1000,
				   dmms[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 - dmms[dmm].packet_size;
	if (dropped > 2 * dmms[dmm].packet_size)
		sr_warn("Had to drop too much data.");

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

	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
				    dmms[dmm].device, "")))
		goto scan_cleanup;

	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
		sr_err("Device context malloc failed.");
		goto scan_cleanup;
	}

	sdi->inst_type = SR_INST_SERIAL;
	sdi->conn = serial;

	sdi->priv = devc;
	sdi->driver = dmms[dmm].di;
	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
		goto scan_cleanup;
	sdi->probes = g_slist_append(sdi->probes, probe);
	drvc->instances = g_slist_append(drvc->instances, sdi);
	devices = g_slist_append(devices, sdi);

scan_cleanup:
	serial_close(serial);

	return devices;
}

static GSList *hw_scan(GSList *options, int dmm)
{
	struct sr_config *src;
	GSList *l, *devices;
	const char *conn, *serialcomm;

	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) {
		/* Use the provided comm specs. */
		devices = scan(conn, serialcomm, dmm);
	} else {
		/* Try the default. */
		devices = scan(conn, dmms[dmm].conn, dmm);
	}

	return devices;
}

static GSList *hw_dev_list(int dmm)
{
	return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
}

static int hw_dev_open(struct sr_dev_inst *sdi)
{
	struct sr_serial_dev_inst *serial;

	serial = sdi->conn;
	if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
		return SR_ERR;

	sdi->status = SR_ST_ACTIVE;

	return SR_OK;
}

static int hw_dev_close(struct sr_dev_inst *sdi)
{
	struct sr_serial_dev_inst *serial;

	serial = sdi->conn;
	if (serial && serial->fd != -1) {
		serial_close(serial);
		sdi->status = SR_ST_INACTIVE;
	}

	return SR_OK;
}

static int hw_cleanup(int dmm)
{
	clear_instances(dmm);

	return SR_OK;
}

static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)
{
	struct dev_context *devc;

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

	if (!(devc = sdi->priv)) {
		sr_err("sdi->priv was NULL.");
		return SR_ERR_BUG;
	}

	switch (id) {
	case SR_CONF_LIMIT_SAMPLES:
		devc->limit_samples = g_variant_get_uint64(data);
		sr_dbg("Setting sample limit to %" PRIu64 ".",
		       devc->limit_samples);
		break;
	case SR_CONF_LIMIT_MSEC:
		devc->limit_msec = g_variant_get_uint64(data);
		sr_dbg("Setting time limit to %" PRIu64 "ms.",
		       devc->limit_msec);
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
{

	(void)sdi;

	switch (key) {
	case SR_CONF_SCAN_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
				hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
		break;
	case SR_CONF_DEVICE_OPTIONS:
		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
				hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
		break;
	default:
		return SR_ERR_NA;
	}

	return SR_OK;
}

static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
				    void *cb_data, int dmm)
{
	struct dev_context *devc;
	struct sr_serial_dev_inst *serial;

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

	if (!(devc = sdi->priv)) {
		sr_err("sdi->priv was NULL.");
		return SR_ERR_BUG;
	}

	devc->cb_data = cb_data;

	/*
	 * Reset the number of samples to take. If we've already collected our
	 * quota, but we start a new session, and don't reset this, we'll just
	 * quit without acquiring any new samples.
	 */
	devc->num_samples = 0;
	devc->starttime = g_get_monotonic_time();

	/* Send header packet to the session bus. */
	std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);

	/* Poll every 50ms, or whenever some data comes in. */
	serial = sdi->conn;
	sr_source_add(serial->fd, G_IO_IN, 50,
		      dmms[dmm].receive_data, (void *)sdi);

	return SR_OK;
}

static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
	return std_hw_dev_acquisition_stop_serial(sdi, cb_data, hw_dev_close,
						  sdi->conn, DRIVER_LOG_DOMAIN);
}

/* Driver-specific API function wrappers */
#define HW_INIT(X) \
static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
#define HW_CLEANUP(X) \
static int hw_cleanup_##X(void) { return hw_cleanup(X); }
#define HW_SCAN(X) \
static GSList *hw_scan_##X(GSList *options) { return hw_scan(options, X); }
#define HW_DEV_LIST(X) \
static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
#define CLEAR_INSTANCES(X) \
static int clear_instances_##X(void) { return clear_instances(X); }
#define HW_DEV_ACQUISITION_START(X) \
static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }

/* Driver structs and API function wrappers */
#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
HW_INIT(ID_UPPER) \
HW_CLEANUP(ID_UPPER) \
HW_SCAN(ID_UPPER) \
HW_DEV_LIST(ID_UPPER) \
CLEAR_INSTANCES(ID_UPPER) \
HW_DEV_ACQUISITION_START(ID_UPPER) \
SR_PRIV struct sr_dev_driver ID##_driver_info = { \
	.name = NAME, \
	.longname = LONGNAME, \
	.api_version = 1, \
	.init = hw_init_##ID_UPPER, \
	.cleanup = hw_cleanup_##ID_UPPER, \
	.scan = hw_scan_##ID_UPPER, \
	.dev_list = hw_dev_list_##ID_UPPER, \
	.dev_clear = clear_instances_##ID_UPPER, \
	.config_get = NULL, \
	.config_set = config_set, \
	.config_list = config_list, \
	.dev_open = hw_dev_open, \
	.dev_close = hw_dev_close, \
	.dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
	.dev_acquisition_stop = hw_dev_acquisition_stop, \
	.priv = NULL, \
};

DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
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
7dc55d93 AG	22	#include <sys/types.h>
	23	#include <sys/stat.h>
	24	#include <fcntl.h>
	25	#include <string.h>
	26	#include <errno.h>
22f54192	27	#include <glib.h>
bbabddbd UH	28	#include "libsigrok.h"
	29	#include "libsigrok-internal.h"
	30	#include "protocol.h"
7dc55d93	31
ede25f4e	32	static const int32_t hwopts[] = {
1953564a BV	33	SR_CONF_CONN,
1953564a BV	34	SR_CONF_SERIALCOMM,
7dc55d93 AG	35	};
7dc55d93 AG	36
ede25f4e	37	static const int32_t hwcaps[] = {
1953564a BV	38	SR_CONF_MULTIMETER,
	39	SR_CONF_LIMIT_SAMPLES,
	40	SR_CONF_LIMIT_MSEC,
	41	SR_CONF_CONTINUOUS,
7dc55d93 AG	42	};
7dc55d93 AG	43
f086b830	44	SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
729b01f9	45	SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
ce3777ad	46	SR_PRIV struct sr_dev_driver metex_me31_driver_info;
f0ac4929	47	SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
5887c9cc	48	SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
6dca2f16	49	SR_PRIV struct sr_dev_driver va_va18b_driver_info;
a53da082	50	SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
a376ffea	51	SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
d4bd66a0	52	SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
d5ce233f	53	SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
3864648b	54	SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
21829e67	55	SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
b38e08fb	56	SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
40830061	57	SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
54d11221	58	SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
ae3a59de	59	SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
986fde75	60	SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
f086b830	61
729b01f9	62	SR_PRIV struct dmm_info dmms[] = {
f086b830	63	{
ce3777ad UH	64	"Digitek", "DT4000ZC", "2400/8n1", 2400,
	65	FS9721_PACKET_SIZE, NULL,
	66	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	67	sr_fs9721_10_temp_c,
dccfe015	68	&digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
f086b830	69	},
729b01f9	70	{
ce3777ad UH	71	"TekPower", "TP4000ZC", "2400/8n1", 2400,
	72	FS9721_PACKET_SIZE, NULL,
	73	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	74	sr_fs9721_10_temp_c,
dccfe015	75	&tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
729b01f9	76	},
ce3777ad UH	77	{
	78	"Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
	79	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	80	sr_metex14_packet_valid, sr_metex14_parse,
	81	NULL,
dccfe015	82	&metex_me31_driver_info, receive_data_METEX_ME31,
ce3777ad	83	},
f0ac4929 UH	84	{
	85	"Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
	86	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	87	sr_metex14_packet_valid, sr_metex14_parse,
	88	NULL,
dccfe015	89	&peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
f0ac4929	90	},
5887c9cc UH	91	{
	92	"MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
	93	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	94	sr_metex14_packet_valid, sr_metex14_parse,
	95	NULL,
dccfe015	96	&mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
5887c9cc	97	},
6dca2f16 UH	98	{
	99	"V&A", "VA18B", "2400/8n1", 2400,
	100	FS9721_PACKET_SIZE, NULL,
	101	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	102	sr_fs9721_01_temp_c,
dccfe015	103	&va_va18b_driver_info, receive_data_VA_VA18B,
6dca2f16	104	},
a53da082 UH	105	{
	106	"Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
	107	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	108	sr_metex14_packet_valid, sr_metex14_parse,
	109	NULL,
dccfe015	110	&metex_m3640d_driver_info, receive_data_METEX_M3640D,
a53da082	111	},
a376ffea UH	112	{
	113	"PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
	114	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	115	sr_metex14_packet_valid, sr_metex14_parse,
	116	NULL,
dccfe015	117	&peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
a376ffea	118	},
d4bd66a0 UH	119	{
	120	"PCE", "PCE-DM32", "2400/8n1", 2400,
	121	FS9721_PACKET_SIZE, NULL,
	122	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	123	sr_fs9721_01_10_temp_f_c,
dccfe015	124	&pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
d4bd66a0	125	},
d5ce233f AG	126	{
	127	"RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
	128	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	129	sr_metex14_packet_valid, sr_metex14_parse,
	130	NULL,
dccfe015	131	&radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
d5ce233f	132	},
3864648b AG	133	{
	134	"RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
	135	METEX14_PACKET_SIZE, sr_metex14_packet_request,
	136	sr_metex14_packet_valid, sr_metex14_parse,
	137	NULL,
	138	&radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
	139	},
21829e67 AG	140	{
	141	"RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
	142	RS9LCD_PACKET_SIZE, NULL,
	143	sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
	144	NULL,
dccfe015	145	&radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
21829e67	146	},
b38e08fb UH	147	{
	148	"Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	149	2400, FS9721_PACKET_SIZE, NULL,
	150	sr_fs9721_packet_valid, sr_fs9721_parse,
	151	sr_fs9721_00_temp_c,
	152	&tecpel_dmm_8061_ser_driver_info,
	153	receive_data_TECPEL_DMM_8061_SER,
	154	},
40830061 UH	155	{
	156	"Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	157	2400, FS9721_PACKET_SIZE, NULL,
	158	sr_fs9721_packet_valid, sr_fs9721_parse,
	159	NULL,
14766619 UH	160	&voltcraft_vc820_ser_driver_info,
14766619 UH	161	receive_data_VOLTCRAFT_VC820_SER,
40830061	162	},
54d11221 UH	163	{
	164	"Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	165	2400, FS9721_PACKET_SIZE, NULL,
	166	sr_fs9721_packet_valid, sr_fs9721_parse,
2451a20f	167	sr_fs9721_00_temp_c,
14766619 UH	168	&voltcraft_vc840_ser_driver_info,
14766619 UH	169	receive_data_VOLTCRAFT_VC840_SER,
54d11221	170	},
ae3a59de UH	171	{
	172	"UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
	173	2400, FS9922_PACKET_SIZE, NULL,
	174	sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
	175	&uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
	176	},
986fde75 UH	177	{
	178	/* Note: ES51922 baudrate is actually 19230! */
	179	"UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
	180	19200, ES51922_PACKET_SIZE, NULL,
	181	sr_es51922_packet_valid, sr_es51922_parse, NULL,
	182	&uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
	183	},
729b01f9	184	};
7dc55d93 AG	185
7dc55d93 AG	186	/* Properly close and free all devices. */
fd9b2b86	187	static int clear_instances(int dmm)
7dc55d93 AG	188	{
	189	struct sr_dev_inst *sdi;
	190	struct drv_context *drvc;
	191	struct dev_context *devc;
1e1bfcd0	192	struct sr_serial_dev_inst *serial;
7dc55d93	193	GSList *l;
fd9b2b86	194	struct sr_dev_driver *di;
7dc55d93	195
fd9b2b86	196	di = dmms[dmm].di;
26be4ebe	197
7dc55d93 AG	198	if (!(drvc = di->priv))
	199	return SR_OK;
	200
	201	drvc = di->priv;
	202	for (l = drvc->instances; l; l = l->next) {
	203	if (!(sdi = l->data))
	204	continue;
	205	if (!(devc = sdi->priv))
	206	continue;
1e1bfcd0 UH	207	serial = sdi->conn;
1e1bfcd0 UH	208	sr_serial_dev_inst_free(serial);
7dc55d93 AG	209	sr_dev_inst_free(sdi);
	210	}
	211	g_slist_free(drvc->instances);
	212	drvc->instances = NULL;
	213
	214	return SR_OK;
	215	}
	216
34f06b90	217	static int hw_init(struct sr_context *sr_ctx, int dmm)
7dc55d93	218	{
06b7a8af	219	sr_dbg("Selected '%s' subdriver.", dmms[dmm].di->name);
729b01f9	220
063e7aef	221	return std_hw_init(sr_ctx, dmms[dmm].di, DRIVER_LOG_DOMAIN);
7dc55d93 AG	222	}
7dc55d93 AG	223
729b01f9	224	static GSList scan(const char conn, const char *serialcomm, int dmm)
7dc55d93 AG	225	{
	226	struct sr_dev_inst *sdi;
	227	struct drv_context *drvc;
	228	struct dev_context *devc;
	229	struct sr_probe *probe;
d35afa87	230	struct sr_serial_dev_inst *serial;
7dc55d93	231	GSList *devices;
2546b05c AG	232	int dropped, ret;
	233	size_t len;
	234	uint8_t buf[128];
7dc55d93	235
d35afa87	236	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
7dc55d93	237	return NULL;
d35afa87	238
ce3777ad	239	if (serial_open(serial, SERIAL_RDWR \| SERIAL_NONBLOCK) != SR_OK)
7dc55d93	240	return NULL;
7dc55d93	241
22f54192	242	sr_info("Probing serial port %s.", conn);
7dc55d93	243
06b7a8af	244	drvc = dmms[dmm].di->priv;
7dc55d93	245	devices = NULL;
d35afa87	246	serial_flush(serial);
bbabddbd	247
ce3777ad UH	248	/* Request a packet if the DMM requires this. */
	249	if (dmms[dmm].packet_request) {
	250	if ((ret = dmms[dmm].packet_request(serial)) < 0) {
	251	sr_err("Failed to request packet: %d.", ret);
	252	return FALSE;
	253	}
	254	}
	255
22f54192 UH	256	/*
	257	* There's no way to get an ID from the multimeter. It just sends data
	258	* periodically (or upon request), so the best we can do is check if
	259	* the packets match the expected format.
	260	*/
	261
	262	/* Let's get a bit of data and see if we can find a packet. */
	263	len = sizeof(buf);
729b01f9 UH	264	ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
	265	dmms[dmm].packet_valid, 1000,
	266	dmms[dmm].baudrate);
2546b05c AG	267	if (ret != SR_OK)
2546b05c AG	268	goto scan_cleanup;
7dc55d93	269
2546b05c AG	270	/*
	271	* If we dropped more than two packets worth of data, something is
	272	* wrong. We shouldn't quit however, since the dropped bytes might be
	273	* just zeroes at the beginning of the stream. Those can occur as a
22f54192 UH	274	* combination of the nonstandard cable that ships with some devices
22f54192 UH	275	* and the serial port or USB to serial adapter.
2546b05c	276	*/
729b01f9 UH	277	dropped = len - dmms[dmm].packet_size;
729b01f9 UH	278	if (dropped > 2 * dmms[dmm].packet_size)
6bef68a7	279	sr_warn("Had to drop too much data.");
7dc55d93	280
2546b05c	281	sr_info("Found device on port %s.", conn);
7dc55d93	282
729b01f9 UH	283	if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
729b01f9 UH	284	dmms[dmm].device, "")))
2546b05c	285	goto scan_cleanup;
6bef68a7	286
2546b05c AG	287	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
	288	sr_err("Device context malloc failed.");
	289	goto scan_cleanup;
7dc55d93 AG	290	}
7dc55d93 AG	291
1e1bfcd0 UH	292	sdi->inst_type = SR_INST_SERIAL;
1e1bfcd0 UH	293	sdi->conn = serial;
2546b05c AG	294
2546b05c AG	295	sdi->priv = devc;
06b7a8af	296	sdi->driver = dmms[dmm].di;
2546b05c AG	297	if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
	298	goto scan_cleanup;
	299	sdi->probes = g_slist_append(sdi->probes, probe);
	300	drvc->instances = g_slist_append(drvc->instances, sdi);
	301	devices = g_slist_append(devices, sdi);
	302
	303	scan_cleanup:
d35afa87	304	serial_close(serial);
2546b05c	305
7dc55d93 AG	306	return devices;
	307	}
	308
ea4c6c23	309	static GSList hw_scan(GSList options, int dmm)
7dc55d93	310	{
1987b8d6	311	struct sr_config *src;
7dc55d93 AG	312	GSList l, devices;
	313	const char conn, serialcomm;
	314
	315	conn = serialcomm = NULL;
	316	for (l = options; l; l = l->next) {
1987b8d6 BV	317	src = l->data;
1987b8d6 BV	318	switch (src->key) {
1953564a	319	case SR_CONF_CONN:
ede25f4e	320	conn = g_variant_get_string(src->data, NULL);
7dc55d93	321	break;
1953564a	322	case SR_CONF_SERIALCOMM:
ede25f4e	323	serialcomm = g_variant_get_string(src->data, NULL);
7dc55d93 AG	324	break;
	325	}
	326	}
	327	if (!conn)
	328	return NULL;
	329
	330	if (serialcomm) {
	331	/* Use the provided comm specs. */
729b01f9	332	devices = scan(conn, serialcomm, dmm);
7dc55d93	333	} else {
d35afa87	334	/* Try the default. */
729b01f9	335	devices = scan(conn, dmms[dmm].conn, dmm);
7dc55d93 AG	336	}
	337
	338	return devices;
	339	}
	340
ca4b1309	341	static GSList *hw_dev_list(int dmm)
7dc55d93	342	{
0e94d524	343	return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
7dc55d93 AG	344	}
	345
	346	static int hw_dev_open(struct sr_dev_inst *sdi)
	347	{
1e1bfcd0	348	struct sr_serial_dev_inst *serial;
7dc55d93	349
1e1bfcd0 UH	350	serial = sdi->conn;
1e1bfcd0 UH	351	if (serial_open(serial, SERIAL_RDWR \| SERIAL_NONBLOCK) != SR_OK)
7dc55d93	352	return SR_ERR;
bbabddbd	353
7dc55d93 AG	354	sdi->status = SR_ST_ACTIVE;
	355
	356	return SR_OK;
	357	}
	358
	359	static int hw_dev_close(struct sr_dev_inst *sdi)
	360	{
1e1bfcd0	361	struct sr_serial_dev_inst *serial;
7dc55d93	362
1e1bfcd0 UH	363	serial = sdi->conn;
	364	if (serial && serial->fd != -1) {
	365	serial_close(serial);
7dc55d93 AG	366	sdi->status = SR_ST_INACTIVE;
	367	}
	368
	369	return SR_OK;
	370	}
	371
0c23677d	372	static int hw_cleanup(int dmm)
7dc55d93	373	{
fd9b2b86	374	clear_instances(dmm);
7dc55d93 AG	375
	376	return SR_OK;
	377	}
	378
ede25f4e	379	static int config_set(int id, GVariant data, const struct sr_dev_inst sdi)
7dc55d93 AG	380	{
	381	struct dev_context *devc;
	382
	383	if (sdi->status != SR_ST_ACTIVE)
e73ffd42	384	return SR_ERR_DEV_CLOSED;
7dc55d93 AG	385
	386	if (!(devc = sdi->priv)) {
	387	sr_err("sdi->priv was NULL.");
	388	return SR_ERR_BUG;
	389	}
	390
035a1078	391	switch (id) {
1953564a	392	case SR_CONF_LIMIT_SAMPLES:
ede25f4e	393	devc->limit_samples = g_variant_get_uint64(data);
7dc55d93 AG	394	sr_dbg("Setting sample limit to %" PRIu64 ".",
	395	devc->limit_samples);
	396	break;
1953564a	397	case SR_CONF_LIMIT_MSEC:
ede25f4e	398	devc->limit_msec = g_variant_get_uint64(data);
f9b9bd63 AG	399	sr_dbg("Setting time limit to %" PRIu64 "ms.",
	400	devc->limit_msec);
	401	break;
7dc55d93	402	default:
bd6fbf62	403	return SR_ERR_NA;
7dc55d93 AG	404	}
	405
	406	return SR_OK;
	407	}
	408
ede25f4e	409	static int config_list(int key, GVariant *data, const struct sr_dev_inst sdi)
a1c743fc BV	410	{
	411
	412	(void)sdi;
	413
	414	switch (key) {
0d485e30	415	case SR_CONF_SCAN_OPTIONS:
ede25f4e BV	416	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
ede25f4e BV	417	hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
0d485e30	418	break;
9a6517d1	419	case SR_CONF_DEVICE_OPTIONS:
ede25f4e BV	420	*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
ede25f4e BV	421	hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
9a6517d1	422	break;
a1c743fc	423	default:
bd6fbf62	424	return SR_ERR_NA;
a1c743fc BV	425	}
	426
	427	return SR_OK;
	428	}
	429
7dc55d93	430	static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
16b7b790	431	void *cb_data, int dmm)
7dc55d93	432	{
7dc55d93	433	struct dev_context *devc;
1e1bfcd0	434	struct sr_serial_dev_inst *serial;
7dc55d93	435
e73ffd42 BV	436	if (sdi->status != SR_ST_ACTIVE)
	437	return SR_ERR_DEV_CLOSED;
	438
7dc55d93 AG	439	if (!(devc = sdi->priv)) {
	440	sr_err("sdi->priv was NULL.");
	441	return SR_ERR_BUG;
	442	}
	443
7dc55d93 AG	444	devc->cb_data = cb_data;
7dc55d93 AG	445
bbabddbd UH	446	/*
bbabddbd UH	447	* Reset the number of samples to take. If we've already collected our
7dc55d93	448	* quota, but we start a new session, and don't reset this, we'll just
bbabddbd UH	449	* quit without acquiring any new samples.
bbabddbd UH	450	*/
7dc55d93	451	devc->num_samples = 0;
f9b9bd63	452	devc->starttime = g_get_monotonic_time();
7dc55d93 AG	453
7dc55d93 AG	454	/* Send header packet to the session bus. */
4afdfd46	455	std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
7dc55d93	456
bbabddbd	457	/* Poll every 50ms, or whenever some data comes in. */
1e1bfcd0 UH	458	serial = sdi->conn;
1e1bfcd0 UH	459	sr_source_add(serial->fd, G_IO_IN, 50,
16b7b790	460	dmms[dmm].receive_data, (void *)sdi);
7dc55d93 AG	461
	462	return SR_OK;
	463	}
	464
69b07d14	465	static int hw_dev_acquisition_stop(struct sr_dev_inst sdi, void cb_data)
7dc55d93	466	{
cd2f0fe2	467	return std_hw_dev_acquisition_stop_serial(sdi, cb_data, hw_dev_close,
1e1bfcd0	468	sdi->conn, DRIVER_LOG_DOMAIN);
7dc55d93 AG	469	}
7dc55d93 AG	470
3098b390 AG	471	/* Driver-specific API function wrappers */
	472	#define HW_INIT(X) \
	473	static int hw_init_##X(struct sr_context *sr_ctx) { return hw_init(sr_ctx, X); }
	474	#define HW_CLEANUP(X) \
	475	static int hw_cleanup_##X(void) { return hw_cleanup(X); }
	476	#define HW_SCAN(X) \
	477	static GSList hw_scan_##X(GSList options) { return hw_scan(options, X); }
	478	#define HW_DEV_LIST(X) \
	479	static GSList *hw_dev_list_##X(void) { return hw_dev_list(X); }
	480	#define CLEAR_INSTANCES(X) \
	481	static int clear_instances_##X(void) { return clear_instances(X); }
16b7b790 UH	482	#define HW_DEV_ACQUISITION_START(X) \
	483	static int hw_dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
	484	void *cb_data) { return hw_dev_acquisition_start(sdi, cb_data, X); }
3098b390 AG	485
3098b390 AG	486	/* Driver structs and API function wrappers */
f1437c68	487	#define DRV(ID, ID_UPPER, NAME, LONGNAME) \
3098b390 AG	488	HW_INIT(ID_UPPER) \
	489	HW_CLEANUP(ID_UPPER) \
	490	HW_SCAN(ID_UPPER) \
	491	HW_DEV_LIST(ID_UPPER) \
	492	CLEAR_INSTANCES(ID_UPPER) \
16b7b790	493	HW_DEV_ACQUISITION_START(ID_UPPER) \
f1437c68 UH	494	SR_PRIV struct sr_dev_driver ID##_driver_info = { \
	495	.name = NAME, \
	496	.longname = LONGNAME, \
	497	.api_version = 1, \
	498	.init = hw_init_##ID_UPPER, \
0c23677d	499	.cleanup = hw_cleanup_##ID_UPPER, \
ea4c6c23	500	.scan = hw_scan_##ID_UPPER, \
ca4b1309	501	.dev_list = hw_dev_list_##ID_UPPER, \
fd9b2b86	502	.dev_clear = clear_instances_##ID_UPPER, \
6fab7b8f	503	.config_get = NULL, \
035a1078	504	.config_set = config_set, \
a1c743fc	505	.config_list = config_list, \
f1437c68 UH	506	.dev_open = hw_dev_open, \
f1437c68 UH	507	.dev_close = hw_dev_close, \
16b7b790	508	.dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \
f1437c68 UH	509	.dev_acquisition_stop = hw_dev_acquisition_stop, \
f1437c68 UH	510	.priv = NULL, \
21829e67	511	};
3098b390	512
f1437c68 UH	513	DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
	514	DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
	515	DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
	516	DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
	517	DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
	518	DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
	519	DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
	520	DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
	521	DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
	522	DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
3864648b	523	DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
f1437c68	524	DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
b38e08fb	525	DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
14766619 UH	526	DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
14766619 UH	527	DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
ae3a59de	528	DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
986fde75	529	DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")