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/>.
22 #include <sys/types.h>
28 #include "libsigrok.h"
29 #include "libsigrok-internal.h"
32 static const int32_t hwopts[] = {
37 static const int32_t hwcaps[] = {
39 SR_CONF_LIMIT_SAMPLES,
44 SR_PRIV struct sr_dev_driver bbcgm_m2110_driver_info;
45 SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info;
46 SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
47 SR_PRIV struct sr_dev_driver metex_me31_driver_info;
48 SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
49 SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
50 SR_PRIV struct sr_dev_driver va_va18b_driver_info;
51 SR_PRIV struct sr_dev_driver metex_m3640d_driver_info;
52 SR_PRIV struct sr_dev_driver metex_m4650cr_driver_info;
53 SR_PRIV struct sr_dev_driver peaktech_4370_driver_info;
54 SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info;
55 SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info;
56 SR_PRIV struct sr_dev_driver radioshack_22_805_driver_info;
57 SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info;
58 SR_PRIV struct sr_dev_driver tecpel_dmm_8061_ser_driver_info;
59 SR_PRIV struct sr_dev_driver voltcraft_m3650d_driver_info;
60 SR_PRIV struct sr_dev_driver voltcraft_m4650cr_driver_info;
61 SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info;
62 SR_PRIV struct sr_dev_driver voltcraft_vc830_ser_driver_info;
63 SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info;
64 SR_PRIV struct sr_dev_driver uni_t_ut60a_ser_driver_info;
65 SR_PRIV struct sr_dev_driver uni_t_ut60e_ser_driver_info;
66 SR_PRIV struct sr_dev_driver uni_t_ut61c_ser_driver_info;
67 SR_PRIV struct sr_dev_driver uni_t_ut61d_ser_driver_info;
68 SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info;
69 SR_PRIV struct sr_dev_driver iso_tech_idm103n_driver_info;
71 SR_PRIV struct dmm_info dmms[] = {
73 "BBC Goertz Metrawatt", "M2110", "1200/7n2", 1200,
74 BBCGM_M2110_PACKET_SIZE, NULL,
75 sr_m2110_packet_valid, sr_m2110_parse,
77 &bbcgm_m2110_driver_info, receive_data_BBCGM_M2110,
80 "Digitek", "DT4000ZC", "2400/8n1/dtr=1", 2400,
81 FS9721_PACKET_SIZE, NULL,
82 sr_fs9721_packet_valid, sr_fs9721_parse,
84 &digitek_dt4000zc_driver_info, receive_data_DIGITEK_DT4000ZC,
87 "TekPower", "TP4000ZC", "2400/8n1/dtr=1", 2400,
88 FS9721_PACKET_SIZE, NULL,
89 sr_fs9721_packet_valid, sr_fs9721_parse,
91 &tekpower_tp4000zc_driver_info, receive_data_TEKPOWER_TP4000ZC,
94 "Metex", "ME-31", "600/7n2/rts=0/dtr=1", 600,
95 METEX14_PACKET_SIZE, sr_metex14_packet_request,
96 sr_metex14_packet_valid, sr_metex14_parse,
98 &metex_me31_driver_info, receive_data_METEX_ME31,
101 "Peaktech", "3410", "600/7n2/rts=0/dtr=1", 600,
102 METEX14_PACKET_SIZE, sr_metex14_packet_request,
103 sr_metex14_packet_valid, sr_metex14_parse,
105 &peaktech_3410_driver_info, receive_data_PEAKTECH_3410,
108 "MASTECH", "MAS345", "600/7n2/rts=0/dtr=1", 600,
109 METEX14_PACKET_SIZE, sr_metex14_packet_request,
110 sr_metex14_packet_valid, sr_metex14_parse,
112 &mastech_mas345_driver_info, receive_data_MASTECH_MAS345,
115 "V&A", "VA18B", "2400/8n1", 2400,
116 FS9721_PACKET_SIZE, NULL,
117 sr_fs9721_packet_valid, sr_fs9721_parse,
119 &va_va18b_driver_info, receive_data_VA_VA18B,
122 "Metex", "M-3640D", "1200/7n2/rts=0/dtr=1", 1200,
123 METEX14_PACKET_SIZE, sr_metex14_packet_request,
124 sr_metex14_packet_valid, sr_metex14_parse,
126 &metex_m3640d_driver_info, receive_data_METEX_M3640D,
129 "Metex", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
130 METEX14_PACKET_SIZE, sr_metex14_packet_request,
131 sr_metex14_packet_valid, sr_metex14_parse,
133 &metex_m4650cr_driver_info, receive_data_METEX_M4650CR,
136 "PeakTech", "4370", "1200/7n2/rts=0/dtr=1", 1200,
137 METEX14_PACKET_SIZE, sr_metex14_packet_request,
138 sr_metex14_packet_valid, sr_metex14_parse,
140 &peaktech_4370_driver_info, receive_data_PEAKTECH_4370,
143 "PCE", "PCE-DM32", "2400/8n1", 2400,
144 FS9721_PACKET_SIZE, NULL,
145 sr_fs9721_packet_valid, sr_fs9721_parse,
146 sr_fs9721_01_10_temp_f_c,
147 &pce_pce_dm32_driver_info, receive_data_PCE_PCE_DM32,
150 "RadioShack", "22-168", "1200/7n2/rts=0/dtr=1", 1200,
151 METEX14_PACKET_SIZE, sr_metex14_packet_request,
152 sr_metex14_packet_valid, sr_metex14_parse,
154 &radioshack_22_168_driver_info, receive_data_RADIOSHACK_22_168,
157 "RadioShack", "22-805", "600/7n2/rts=0/dtr=1", 600,
158 METEX14_PACKET_SIZE, sr_metex14_packet_request,
159 sr_metex14_packet_valid, sr_metex14_parse,
161 &radioshack_22_805_driver_info, receive_data_RADIOSHACK_22_805,
164 "RadioShack", "22-812", "4800/8n1/rts=0/dtr=1", 4800,
165 RS9LCD_PACKET_SIZE, NULL,
166 sr_rs9lcd_packet_valid, sr_rs9lcd_parse,
168 &radioshack_22_812_driver_info, receive_data_RADIOSHACK_22_812,
171 "Tecpel", "DMM-8061 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
172 2400, FS9721_PACKET_SIZE, NULL,
173 sr_fs9721_packet_valid, sr_fs9721_parse,
175 &tecpel_dmm_8061_ser_driver_info,
176 receive_data_TECPEL_DMM_8061_SER,
179 "Voltcraft", "M-3650D", "1200/7n2/rts=0/dtr=1", 1200,
180 METEX14_PACKET_SIZE, sr_metex14_packet_request,
181 sr_metex14_packet_valid, sr_metex14_parse,
183 &voltcraft_m3650d_driver_info, receive_data_VOLTCRAFT_M3650D,
186 "Voltcraft", "M-4650CR", "1200/7n2/rts=0/dtr=1", 1200,
187 METEX14_PACKET_SIZE, sr_metex14_packet_request,
188 sr_metex14_packet_valid, sr_metex14_parse,
190 &voltcraft_m4650cr_driver_info, receive_data_VOLTCRAFT_M4650CR,
193 "Voltcraft", "VC-820 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
194 2400, FS9721_PACKET_SIZE, NULL,
195 sr_fs9721_packet_valid, sr_fs9721_parse,
197 &voltcraft_vc820_ser_driver_info,
198 receive_data_VOLTCRAFT_VC820_SER,
202 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
203 * the FS9922 protocol. Instead, it only sets the user-defined
204 * bit "z1" to indicate "diode mode" and "voltage".
206 "Voltcraft", "VC-830 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
207 2400, FS9922_PACKET_SIZE, NULL,
208 sr_fs9922_packet_valid, sr_fs9922_parse,
210 &voltcraft_vc830_ser_driver_info,
211 receive_data_VOLTCRAFT_VC830_SER,
214 "Voltcraft", "VC-840 (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
215 2400, FS9721_PACKET_SIZE, NULL,
216 sr_fs9721_packet_valid, sr_fs9721_parse,
218 &voltcraft_vc840_ser_driver_info,
219 receive_data_VOLTCRAFT_VC840_SER,
222 "UNI-T", "UT60A (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
223 2400, FS9721_PACKET_SIZE, NULL,
224 sr_fs9721_packet_valid, sr_fs9721_parse,
226 &uni_t_ut60a_ser_driver_info,
227 receive_data_UNI_T_UT60A_SER,
230 "UNI-T", "UT60E (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
231 2400, FS9721_PACKET_SIZE, NULL,
232 sr_fs9721_packet_valid, sr_fs9721_parse,
234 &uni_t_ut60e_ser_driver_info,
235 receive_data_UNI_T_UT60E_SER,
238 "UNI-T", "UT61C (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
239 2400, FS9922_PACKET_SIZE, NULL,
240 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
241 &uni_t_ut61c_ser_driver_info, receive_data_UNI_T_UT61C_SER,
244 "UNI-T", "UT61D (UT-D02 cable)", "2400/8n1/rts=0/dtr=1",
245 2400, FS9922_PACKET_SIZE, NULL,
246 sr_fs9922_packet_valid, sr_fs9922_parse, NULL,
247 &uni_t_ut61d_ser_driver_info, receive_data_UNI_T_UT61D_SER,
250 /* Note: ES51922 baudrate is actually 19230! */
251 "UNI-T", "UT61E (UT-D02 cable)", "19200/7o1/rts=0/dtr=1",
252 19200, ES51922_PACKET_SIZE, NULL,
253 sr_es51922_packet_valid, sr_es51922_parse, NULL,
254 &uni_t_ut61e_ser_driver_info, receive_data_UNI_T_UT61E_SER,
257 "ISO-TECH", "IDM103N", "2400/7o1/rts=0/dtr=1",
258 2400, ES519XX_11B_PACKET_SIZE, NULL,
259 sr_es519xx_2400_11b_packet_valid, sr_es519xx_2400_11b_parse, NULL,
260 &iso_tech_idm103n_driver_info, receive_data_ISO_TECH_IDM103N,
264 static int dev_clear(int dmm)
266 return std_dev_clear(dmms[dmm].di, NULL);
269 static int init(struct sr_context *sr_ctx, int dmm)
271 sr_dbg("Selected '%s' subdriver.", dmms[dmm].di->name);
273 return std_init(sr_ctx, dmms[dmm].di, LOG_PREFIX);
276 static GSList *sdmm_scan(const char *conn, const char *serialcomm, int dmm)
278 struct sr_dev_inst *sdi;
279 struct drv_context *drvc;
280 struct dev_context *devc;
281 struct sr_probe *probe;
282 struct sr_serial_dev_inst *serial;
288 if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
291 if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
294 sr_info("Probing serial port %s.", conn);
296 drvc = dmms[dmm].di->priv;
298 serial_flush(serial);
300 /* Request a packet if the DMM requires this. */
301 if (dmms[dmm].packet_request) {
302 if ((ret = dmms[dmm].packet_request(serial)) < 0) {
303 sr_err("Failed to request packet: %d.", ret);
309 * There's no way to get an ID from the multimeter. It just sends data
310 * periodically (or upon request), so the best we can do is check if
311 * the packets match the expected format.
314 /* Let's get a bit of data and see if we can find a packet. */
316 ret = serial_stream_detect(serial, buf, &len, dmms[dmm].packet_size,
317 dmms[dmm].packet_valid, 1000,
323 * If we dropped more than two packets worth of data, something is
324 * wrong. We shouldn't quit however, since the dropped bytes might be
325 * just zeroes at the beginning of the stream. Those can occur as a
326 * combination of the nonstandard cable that ships with some devices
327 * and the serial port or USB to serial adapter.
329 dropped = len - dmms[dmm].packet_size;
330 if (dropped > 2 * dmms[dmm].packet_size)
331 sr_warn("Had to drop too much data.");
333 sr_info("Found device on port %s.", conn);
335 if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, dmms[dmm].vendor,
336 dmms[dmm].device, "")))
339 if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
340 sr_err("Device context malloc failed.");
344 sdi->inst_type = SR_INST_SERIAL;
348 sdi->driver = dmms[dmm].di;
349 if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
351 sdi->probes = g_slist_append(sdi->probes, probe);
352 drvc->instances = g_slist_append(drvc->instances, sdi);
353 devices = g_slist_append(devices, sdi);
356 serial_close(serial);
361 static GSList *scan(GSList *options, int dmm)
363 struct sr_config *src;
365 const char *conn, *serialcomm;
367 conn = serialcomm = NULL;
368 for (l = options; l; l = l->next) {
372 conn = g_variant_get_string(src->data, NULL);
374 case SR_CONF_SERIALCOMM:
375 serialcomm = g_variant_get_string(src->data, NULL);
383 /* Use the provided comm specs. */
384 devices = sdmm_scan(conn, serialcomm, dmm);
386 /* Try the default. */
387 devices = sdmm_scan(conn, dmms[dmm].conn, dmm);
393 static GSList *dev_list(int dmm)
395 return ((struct drv_context *)(dmms[dmm].di->priv))->instances;
398 static int cleanup(int dmm)
400 return dev_clear(dmm);
403 static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
404 const struct sr_probe_group *probe_group)
406 struct dev_context *devc;
410 if (sdi->status != SR_ST_ACTIVE)
411 return SR_ERR_DEV_CLOSED;
413 if (!(devc = sdi->priv)) {
414 sr_err("sdi->priv was NULL.");
419 case SR_CONF_LIMIT_SAMPLES:
420 devc->limit_samples = g_variant_get_uint64(data);
421 sr_dbg("Setting sample limit to %" PRIu64 ".",
422 devc->limit_samples);
424 case SR_CONF_LIMIT_MSEC:
425 devc->limit_msec = g_variant_get_uint64(data);
426 sr_dbg("Setting time limit to %" PRIu64 "ms.",
436 static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
437 const struct sr_probe_group *probe_group)
443 case SR_CONF_SCAN_OPTIONS:
444 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
445 hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
447 case SR_CONF_DEVICE_OPTIONS:
448 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
449 hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
458 static int dev_acquisition_start(const struct sr_dev_inst *sdi,
459 void *cb_data, int dmm)
461 struct dev_context *devc;
462 struct sr_serial_dev_inst *serial;
464 if (sdi->status != SR_ST_ACTIVE)
465 return SR_ERR_DEV_CLOSED;
467 if (!(devc = sdi->priv)) {
468 sr_err("sdi->priv was NULL.");
472 devc->cb_data = cb_data;
475 * Reset the number of samples to take. If we've already collected our
476 * quota, but we start a new session, and don't reset this, we'll just
477 * quit without acquiring any new samples.
479 devc->num_samples = 0;
480 devc->starttime = g_get_monotonic_time();
482 /* Send header packet to the session bus. */
483 std_session_send_df_header(cb_data, LOG_PREFIX);
485 /* Poll every 50ms, or whenever some data comes in. */
487 serial_source_add(serial, G_IO_IN, 50,
488 dmms[dmm].receive_data, (void *)sdi);
493 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
495 return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
496 sdi->conn, LOG_PREFIX);
499 /* Driver-specific API function wrappers */
501 static int init_##X(struct sr_context *sr_ctx) { return init(sr_ctx, X); }
502 #define HW_CLEANUP(X) \
503 static int cleanup_##X(void) { return cleanup(X); }
505 static GSList *scan_##X(GSList *options) { return scan(options, X); }
506 #define HW_DEV_LIST(X) \
507 static GSList *dev_list_##X(void) { return dev_list(X); }
508 #define HW_DEV_CLEAR(X) \
509 static int dev_clear_##X(void) { return dev_clear(X); }
510 #define HW_DEV_ACQUISITION_START(X) \
511 static int dev_acquisition_start_##X(const struct sr_dev_inst *sdi, \
512 void *cb_data) { return dev_acquisition_start(sdi, cb_data, X); }
514 /* Driver structs and API function wrappers */
515 #define DRV(ID, ID_UPPER, NAME, LONGNAME) \
517 HW_CLEANUP(ID_UPPER) \
519 HW_DEV_LIST(ID_UPPER) \
520 HW_DEV_CLEAR(ID_UPPER) \
521 HW_DEV_ACQUISITION_START(ID_UPPER) \
522 SR_PRIV struct sr_dev_driver ID##_driver_info = { \
524 .longname = LONGNAME, \
526 .init = init_##ID_UPPER, \
527 .cleanup = cleanup_##ID_UPPER, \
528 .scan = scan_##ID_UPPER, \
529 .dev_list = dev_list_##ID_UPPER, \
530 .dev_clear = dev_clear_##ID_UPPER, \
531 .config_get = NULL, \
532 .config_set = config_set, \
533 .config_list = config_list, \
534 .dev_open = std_serial_dev_open, \
535 .dev_close = std_serial_dev_close, \
536 .dev_acquisition_start = dev_acquisition_start_##ID_UPPER, \
537 .dev_acquisition_stop = dev_acquisition_stop, \
541 DRV(bbcgm_m2110, BBCGM_M2110, "bbcgm-m2110", "BBC Goertz Metrawatt M2110")
542 DRV(digitek_dt4000zc, DIGITEK_DT4000ZC, "digitek-dt4000zc", "Digitek DT4000ZC")
543 DRV(tekpower_tp4000zc, TEKPOWER_TP4000ZC, "tekpower-tp4000zc", "TekPower TP4000ZC")
544 DRV(metex_me31, METEX_ME31, "metex-me31", "Metex ME-31")
545 DRV(peaktech_3410, PEAKTECH_3410, "peaktech-3410", "PeakTech 3410")
546 DRV(mastech_mas345, MASTECH_MAS345, "mastech-mas345", "MASTECH MAS345")
547 DRV(va_va18b, VA_VA18B, "va-va18b", "V&A VA18B")
548 DRV(metex_m3640d, METEX_M3640D, "metex-m3640d", "Metex M-3640D")
549 DRV(metex_m4650cr, METEX_M4650CR, "metex-m4650cr", "Metex M-4650CR")
550 DRV(peaktech_4370, PEAKTECH_4370, "peaktech-4370", "PeakTech 4370")
551 DRV(pce_pce_dm32, PCE_PCE_DM32, "pce-pce-dm32", "PCE PCE-DM32")
552 DRV(radioshack_22_168, RADIOSHACK_22_168, "radioshack-22-168", "RadioShack 22-168")
553 DRV(radioshack_22_805, RADIOSHACK_22_805, "radioshack-22-805", "RadioShack 22-805")
554 DRV(radioshack_22_812, RADIOSHACK_22_812, "radioshack-22-812", "RadioShack 22-812")
555 DRV(tecpel_dmm_8061_ser, TECPEL_DMM_8061_SER, "tecpel-dmm-8061-ser", "Tecpel DMM-8061 (UT-D02 cable)")
556 DRV(voltcraft_m3650d, VOLTCRAFT_M3650D, "voltcraft-m3650d", "Voltcraft M-3650D")
557 DRV(voltcraft_m4650cr, VOLTCRAFT_M4650CR, "voltcraft-m4650cr", "Voltcraft M-4650CR")
558 DRV(voltcraft_vc820_ser, VOLTCRAFT_VC820_SER, "voltcraft-vc820-ser", "Voltcraft VC-820 (UT-D02 cable)")
559 DRV(voltcraft_vc830_ser, VOLTCRAFT_VC830_SER, "voltcraft-vc830-ser", "Voltcraft VC-830 (UT-D02 cable)")
560 DRV(voltcraft_vc840_ser, VOLTCRAFT_VC840_SER, "voltcraft-vc840-ser", "Voltcraft VC-840 (UT-D02 cable)")
561 DRV(uni_t_ut60a_ser, UNI_T_UT60A_SER, "uni-t-ut60a-ser", "UNI-T UT60A (UT-D02 cable)")
562 DRV(uni_t_ut60e_ser, UNI_T_UT60E_SER, "uni-t-ut60e-ser", "UNI-T UT60E (UT-D02 cable)")
563 DRV(uni_t_ut61c_ser, UNI_T_UT61C_SER, "uni-t-ut61c-ser", "UNI-T UT61C (UT-D02 cable)")
564 DRV(uni_t_ut61d_ser, UNI_T_UT61D_SER, "uni-t-ut61d-ser", "UNI-T UT61D (UT-D02 cable)")
565 DRV(uni_t_ut61e_ser, UNI_T_UT61E_SER, "uni-t-ut61e-ser", "UNI-T UT61E (UT-D02 cable)")
566 DRV(iso_tech_idm103n, ISO_TECH_IDM103N, "iso-tech-idm103n", "ISO-TECH IDM103N")