2 * This file is part of the libsigrok project.
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
6 * Copyright (C) 2012 Uwe Hermann <uwe@hermann-uwe.de>
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.
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.
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/>.
23 #include <sys/types.h>
28 #include <libsigrok/libsigrok.h>
29 #include "libsigrok-internal.h"
32 static const uint32_t scanopts[] = {
37 static const uint32_t devopts[] = {
40 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
41 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
44 static GSList *scan(struct sr_dev_driver *di, GSList *options)
47 struct sr_config *src;
49 const char *conn, *serialcomm;
50 struct sr_dev_inst *sdi;
51 struct drv_context *drvc;
52 struct dev_context *devc;
53 struct sr_serial_dev_inst *serial;
58 dmm = (struct dmm_info *)di;
60 conn = serialcomm = NULL;
61 for (l = options; l; l = l->next) {
65 conn = g_variant_get_string(src->data, NULL);
67 case SR_CONF_SERIALCOMM:
68 serialcomm = g_variant_get_string(src->data, NULL);
76 serialcomm = dmm->conn;
78 serial = sr_serial_dev_inst_new(conn, serialcomm);
80 if (serial_open(serial, SERIAL_RDWR) != SR_OK)
83 sr_info("Probing serial port %s.", conn);
89 /* Request a packet if the DMM requires this. */
90 if (dmm->packet_request) {
91 if ((ret = dmm->packet_request(serial)) < 0) {
92 sr_err("Failed to request packet: %d.", ret);
98 * There's no way to get an ID from the multimeter. It just sends data
99 * periodically (or upon request), so the best we can do is check if
100 * the packets match the expected format.
103 /* Let's get a bit of data and see if we can find a packet. */
105 ret = serial_stream_detect(serial, buf, &len, dmm->packet_size,
106 dmm->packet_valid, 3000,
112 * If we dropped more than two packets worth of data, something is
113 * wrong. We shouldn't quit however, since the dropped bytes might be
114 * just zeroes at the beginning of the stream. Those can occur as a
115 * combination of the nonstandard cable that ships with some devices
116 * and the serial port or USB to serial adapter.
118 dropped = len - dmm->packet_size;
119 if (dropped > 2 * dmm->packet_size)
120 sr_warn("Had to drop too much data.");
122 sr_info("Found device on port %s.", conn);
124 sdi = g_malloc0(sizeof(struct sr_dev_inst));
125 sdi->status = SR_ST_INACTIVE;
126 sdi->vendor = g_strdup(dmm->vendor);
127 sdi->model = g_strdup(dmm->device);
128 devc = g_malloc0(sizeof(struct dev_context));
129 sr_sw_limits_init(&devc->limits);
130 sdi->inst_type = SR_INST_SERIAL;
134 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
135 drvc->instances = g_slist_append(drvc->instances, sdi);
136 devices = g_slist_append(devices, sdi);
139 serial_close(serial);
144 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
145 const struct sr_channel_group *cg)
147 struct dev_context *devc;
151 if (sdi->status != SR_ST_ACTIVE)
152 return SR_ERR_DEV_CLOSED;
154 if (!(devc = sdi->priv)) {
155 sr_err("sdi->priv was NULL.");
159 return sr_sw_limits_config_set(&devc->limits, key, data);
162 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
163 const struct sr_channel_group *cg)
169 case SR_CONF_SCAN_OPTIONS:
170 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
171 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
173 case SR_CONF_DEVICE_OPTIONS:
174 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
175 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
184 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
186 struct dev_context *devc;
187 struct sr_serial_dev_inst *serial;
189 if (sdi->status != SR_ST_ACTIVE)
190 return SR_ERR_DEV_CLOSED;
194 sr_sw_limits_acquisition_start(&devc->limits);
195 std_session_send_df_header(sdi, LOG_PREFIX);
197 /* Poll every 50ms, or whenever some data comes in. */
199 serial_source_add(sdi->session, serial, G_IO_IN, 50,
200 receive_data, (void *)sdi);
205 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
207 return std_serial_dev_acquisition_stop(sdi, std_serial_dev_close,
208 sdi->conn, LOG_PREFIX);
211 #define DMM(ID, CHIPSET, VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, \
212 DELAY, REQUEST, VALID, PARSE, DETAILS) \
213 &(struct dmm_info) { \
216 .longname = VENDOR " " MODEL, \
219 .cleanup = std_cleanup, \
221 .dev_list = std_dev_list, \
222 .config_get = NULL, \
223 .config_set = config_set, \
224 .config_list = config_list, \
225 .dev_open = std_serial_dev_open, \
226 .dev_close = std_serial_dev_close, \
227 .dev_acquisition_start = dev_acquisition_start, \
228 .dev_acquisition_stop = dev_acquisition_stop, \
231 VENDOR, MODEL, CONN, BAUDRATE, PACKETSIZE, TIMEOUT, DELAY, \
232 REQUEST, VALID, PARSE, DETAILS, sizeof(struct CHIPSET##_info) \
235 SR_PRIV const struct dmm_info *serial_dmm_drivers[] = {
237 "bbcgm-2010", metex14,
238 "BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
239 BBCGM_M2110_PACKET_SIZE, 0, 0, NULL,
240 sr_m2110_packet_valid, sr_m2110_parse,
244 "digitek-dt4000zc", fs9721,
245 "Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
246 FS9721_PACKET_SIZE, 0, 0, NULL,
247 sr_fs9721_packet_valid, sr_fs9721_parse,
251 "tekpower-tp4000ZC", fs9721,
252 "TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
253 FS9721_PACKET_SIZE, 0, 0, NULL,
254 sr_fs9721_packet_valid, sr_fs9721_parse,
258 "metex-me31", metex14,
259 "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
260 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
261 sr_metex14_packet_valid, sr_metex14_parse,
265 "peaktech-3410", metex14,
266 "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
267 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
268 sr_metex14_packet_valid, sr_metex14_parse,
272 "mastech-mas345", metex14,
273 "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
274 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
275 sr_metex14_packet_valid, sr_metex14_parse,
279 "mastech-ms8250b", fs9721,
280 "MASTECH", "MS8250B", "2400/8n1/rts=0/dtr=1",
281 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
282 sr_fs9721_packet_valid, sr_fs9721_parse,
287 "V&A", "VA18B", "2400/8n1", 2400,
288 FS9721_PACKET_SIZE, 0, 0, NULL,
289 sr_fs9721_packet_valid, sr_fs9721_parse,
294 "V&A", "VA40B", "2400/8n1", 2400,
295 FS9721_PACKET_SIZE, 0, 0, NULL,
296 sr_fs9721_packet_valid, sr_fs9721_parse,
300 "metex-m3640d", metex14,
301 "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
302 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
303 sr_metex14_packet_valid, sr_metex14_parse,
307 "metex-m4650cr", metex14,
308 "Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
309 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
310 sr_metex14_packet_valid, sr_metex14_parse,
314 "peaktech-4370", metex14,
315 "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
316 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
317 sr_metex14_packet_valid, sr_metex14_parse,
321 "pce-pce-dm32", fs9721,
322 "PCE", "PCE-DM32", "2400/8n1", 2400,
323 FS9721_PACKET_SIZE, 0, 0, NULL,
324 sr_fs9721_packet_valid, sr_fs9721_parse,
325 sr_fs9721_01_10_temp_f_c
328 "radioshack-22-168", metex14,
329 "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
330 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
331 sr_metex14_packet_valid, sr_metex14_parse,
335 "radioshack-22-805", metex14,
336 "RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
337 METEX14_PACKET_SIZE, 0, 0, sr_metex14_packet_request,
338 sr_metex14_packet_valid, sr_metex14_parse,
342 "radioshack-22-812", rs9lcd,
343 "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
344 RS9LCD_PACKET_SIZE, 0, 0, NULL,
345 sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
349 "tecpel-dmm-8061-ser", fs9721,
350 "Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
351 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
352 sr_fs9721_packet_valid, sr_fs9721_parse,
356 "voltcraft-m3650cr", metex14,
357 "Voltcraft", "M-3650CR", "1200/7n2/rts=0/dtr=1", 1200,
358 METEX14_PACKET_SIZE, 150, 20, sr_metex14_packet_request,
359 sr_metex14_packet_valid, sr_metex14_parse,
363 "voltcraft-m3650d", metex14,
364 "Voltcraft", "M-3650D", "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,
370 "voltcraft-m4650cr", metex14,
371 "Voltcraft", "M-4650CR", "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,
377 "voltcraft-me42", metex14,
378 "Voltcraft", "ME-42", "600/7n2/rts=0/dtr=1", 600,
379 METEX14_PACKET_SIZE, 250, 60, sr_metex14_packet_request,
380 sr_metex14_packet_valid, sr_metex14_parse,
384 "voltcraft-vc820-ser", fs9721,
385 "Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
386 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
387 sr_fs9721_packet_valid, sr_fs9721_parse,
392 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
393 * the FS9922 protocol. Instead, it only sets the user-defined
394 * bit "z1" to indicate "diode mode" and "voltage".
396 "voltcraft-vc830-ser", fs9922,
397 "Voltcraft", "VC-830 (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,
403 "voltcraft-vc840-ser", fs9721,
404 "Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
405 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
406 sr_fs9721_packet_valid, sr_fs9721_parse,
410 "voltcraft-vc870-ser", vc870,
411 "Voltcraft", "VC-870 (UT-D02 cable)", "9600/8n1/rts=0/dtr=1",
412 9600, VC870_PACKET_SIZE, 0, 0, NULL,
413 sr_vc870_packet_valid, sr_vc870_parse, NULL
416 "voltcraft-vc920-ser", ut71x,
417 "Voltcraft", "VC-920 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
418 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
419 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
422 "voltcraft-vc940-ser", ut71x,
423 "Voltcraft", "VC-940 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
424 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
425 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
428 "voltcraft-vc960-ser", ut71x,
429 "Voltcraft", "VC-960 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
430 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
431 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
434 "uni-t-ut60a-ser", fs9721,
435 "UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
436 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
437 sr_fs9721_packet_valid, sr_fs9721_parse,
441 "uni-t-ut60e-ser", fs9721,
442 "UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
443 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
444 sr_fs9721_packet_valid, sr_fs9721_parse,
448 /* Note: ES51986 baudrate is actually 19230! */
449 "uni-t-ut60g-ser", es519xx,
450 "UNI-T", "UT60G (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
451 19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
452 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
456 "uni-t-ut61b-ser", fs9922,
457 "UNI-T", "UT61B (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
458 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
459 sr_fs9922_packet_valid, sr_fs9922_parse, NULL
462 "uni-t-ut61c-ser", fs9922,
463 "UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
464 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
465 sr_fs9922_packet_valid, sr_fs9922_parse, NULL
468 "uni-t-ut61d-ser", fs9922,
469 "UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
470 2400, FS9922_PACKET_SIZE, 0, 0, NULL,
471 sr_fs9922_packet_valid, sr_fs9922_parse, NULL
474 "uni-t-ut61e-ser", es519xx,
475 /* Note: ES51922 baudrate is actually 19230! */
476 "UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
477 19200, ES519XX_14B_PACKET_SIZE, 0, 0, NULL,
478 sr_es519xx_19200_14b_packet_valid, sr_es519xx_19200_14b_parse,
482 "uni-t-ut71a-ser", ut71x,
483 "UNI-T", "UT71A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
484 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
485 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
488 "uni-t-ut71b-ser", ut71x,
489 "UNI-T", "UT71B (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
490 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
491 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
494 "uni-t-ut71c-ser", ut71x,
495 "UNI-T", "UT71C (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
496 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
497 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
500 "uni-t-ut71d-ser", ut71x,
501 "UNI-T", "UT71D (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
502 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
503 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
506 "uni-t-ut71e-ser", ut71x,
507 "UNI-T", "UT71E (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
508 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
509 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
512 "iso-tech-idm103n", es519xx,
513 "ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
514 2400, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
515 sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse,
519 "tenma-72-7730-ser", ut71x,
520 "Tenma", "72-7730 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
521 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
522 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
525 "tenma-72-7732-ser", ut71x,
526 "Tenma", "72-7732 (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
527 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
528 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
531 "tenma-72-9380a-ser", ut71x,
532 "Tenma", "72-9380A (UT-D02 cable)", "2400/7o1/rts=0/dtr=1",
533 2400, UT71X_PACKET_SIZE, 0, 0, NULL,
534 sr_ut71x_packet_valid, sr_ut71x_parse, NULL
537 "tenma-72-7745-ser", fs9721,
538 "Tenma", "72-7745 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
539 2400, FS9721_PACKET_SIZE, 0, 0, NULL,
540 sr_fs9721_packet_valid, sr_fs9721_parse,
544 "tenma-72-7750-ser", es519xx,
545 /* Note: ES51986 baudrate is actually 19230! */
546 "Tenma", "72-7750 (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
547 19200, ES519XX_11B_PACKET_SIZE, 0, 0, NULL,
548 sr_es519xx_19200_11b_packet_valid, sr_es519xx_19200_11b_parse,
552 "brymen-bm25x", bm25x,
553 "Brymen", "BM25x", "9600/8n1/rts=1/dtr=1",
554 9600, BRYMEN_BM25X_PACKET_SIZE, 0, 0, NULL,
555 sr_brymen_bm25x_packet_valid, sr_brymen_bm25x_parse,
559 "velleman-dvm4100", dtm0660,
560 "Velleman", "DVM4100", "2400/8n1/rts=0/dtr=1",
561 2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
562 sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL
565 "peaktech-3415", dtm0660,
566 "Peaktech", "3415", "2400/8n1/rts=0/dtr=1",
567 2400, DTM0660_PACKET_SIZE, 0, 0, NULL,
568 sr_dtm0660_packet_valid, sr_dtm0660_parse, NULL