2 * This file is part of the libsigrok project.
4 * Copyright (C) 2018 mhooijboer <marchelh@gmail.com>
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
28 #include <libsigrok/libsigrok.h>
29 #include "libsigrok-internal.h"
33 static const uint32_t scanopts[] = {
38 static const uint32_t devopts[] = {
40 SR_CONF_LOGIC_ANALYZER,
41 SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
42 SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
43 SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
44 SR_CONF_TRIGGER_LEVEL | SR_CONF_GET | SR_CONF_SET,
45 SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET,
46 SR_CONF_NUM_HDIV | SR_CONF_GET | SR_CONF_LIST,
47 SR_CONF_SAMPLERATE | SR_CONF_GET,
48 SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET,
49 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
50 SR_CONF_AVERAGING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
51 SR_CONF_AVG_SAMPLES | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
54 static const uint32_t analog_devopts[] = {
55 SR_CONF_NUM_VDIV | SR_CONF_GET,
56 SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
57 SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
58 SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
59 SR_CONF_PROBE_FACTOR | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
60 SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
63 static const uint64_t timebases[][2] = {
104 static const uint64_t vdivs[][2] = {
127 #define NUM_TIMEBASE ARRAY_SIZE(timebases)
128 #define NUM_VDIV ARRAY_SIZE(vdivs)
130 static const char *trigger_sources[] = {
131 "CH1", "CH2", "Ext", "Ext /5", "AC Line",
132 "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
133 "D8", "D9", "D10", "D11", "D12", "D13", "D14", "D15",
136 static const char *trigger_slopes[] = {
140 static const char *coupling[] = {
148 static const uint64_t probe_factor[] = {
149 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10000,
152 /* Do not change the order of entries. */
153 static const char *data_sources[] = {
172 /* short name, full name, USB name */
173 static const struct siglent_sds_vendor supported_vendors[] = {
175 "Siglent", "Siglent Technologies", "Siglent Technologies Co,. Ltd.",
179 #define VENDOR(x) &supported_vendors[x]
180 /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs,
181 * number of vertical divs, live waveform samples, memory buffer samples */
182 static const struct siglent_sds_series supported_series[] = {
183 [SDS1000CML] = {VENDOR(SIGLENT), "SDS1000CML", NON_SPO_MODEL,
184 { 50, 1 }, { 2, 1000 }, 18, 8, 1400363},
185 [SDS1000CNL] = {VENDOR(SIGLENT), "SDS1000CNL", NON_SPO_MODEL,
186 { 50, 1 }, { 2, 1000 }, 18, 8, 1400363},
187 [SDS1000DL] = {VENDOR(SIGLENT), "SDS1000DL", NON_SPO_MODEL,
188 { 50, 1 }, { 2, 1000 }, 18, 8, 1400363},
189 [SDS1000X] = {VENDOR(SIGLENT), "SDS1000X", SPO_MODEL,
190 { 50, 1 }, { 500, 100000 }, 14, 8, 14000363},
191 [SDS1000XP] = {VENDOR(SIGLENT), "SDS1000X+", SPO_MODEL,
192 { 50, 1 }, { 500, 100000 }, 14, 8, 14000363},
193 [SDS1000XE] = {VENDOR(SIGLENT), "SDS1000XE", SPO_MODEL,
194 { 50, 1 }, { 500, 100000 }, 14, 8, 14000363},
195 [SDS2000X] = {VENDOR(SIGLENT), "SDS2000X", SPO_MODEL,
196 { 50, 1 }, { 500, 100000 }, 14, 8, 14000363},
199 #define SERIES(x) &supported_series[x]
200 /* series, model, min timebase, analog channels, digital */
201 static const struct siglent_sds_model supported_models[] = {
202 { SERIES(SDS1000CML), "SDS1152CML", { 20, 1000000000 }, 2, false, 0 },
203 { SERIES(SDS1000CML), "SDS1102CML", { 10, 1000000000 }, 2, false, 0 },
204 { SERIES(SDS1000CML), "SDS1072CML", { 5, 1000000000 }, 2, false, 0 },
205 { SERIES(SDS1000CNL), "SDS1202CNL", { 20, 1000000000 }, 2, false, 0 },
206 { SERIES(SDS1000CNL), "SDS1102CNL", { 10, 1000000000 }, 2, false, 0 },
207 { SERIES(SDS1000CNL), "SDS1072CNL", { 5, 1000000000 }, 2, false, 0 },
208 { SERIES(SDS1000DL), "SDS1202DL", { 20, 1000000000 }, 2, false, 0 },
209 { SERIES(SDS1000DL), "SDS1102DL", { 10, 1000000000 }, 2, false, 0 },
210 { SERIES(SDS1000DL), "SDS1022DL", { 5, 1000000000 }, 2, false, 0 },
211 { SERIES(SDS1000DL), "SDS1052DL", { 5, 1000000000 }, 2, false, 0 },
212 { SERIES(SDS1000DL), "SDS1052DL+", { 5, 1000000000 }, 2, false, 0 },
213 { SERIES(SDS1000X), "SDS1102X", { 2, 1000000000 }, 2, false, 0 },
214 { SERIES(SDS1000XP), "SDS1102X+", { 2, 1000000000 }, 2, false, 0 },
215 { SERIES(SDS1000X), "SDS1202X", { 2, 1000000000 }, 2, false, 0 },
216 { SERIES(SDS1000XP), "SDS1202X+", { 2, 1000000000 }, 2, false, 0 },
217 { SERIES(SDS1000XE), "SDS1202X-E", { 1, 1000000000 }, 2, false, 0 },
218 { SERIES(SDS1000XE), "SDS1104X-E", { 1, 1000000000 }, 4, true, 16 },
219 { SERIES(SDS1000XE), "SDS1204X-E", { 1, 1000000000 }, 4, true, 16 },
220 { SERIES(SDS2000X), "SDS2072X", { 2, 1000000000 }, 2, false, 0 },
221 { SERIES(SDS2000X), "SDS2074X", { 2, 1000000000 }, 4, false, 0 },
222 { SERIES(SDS2000X), "SDS2102X", { 2, 1000000000 }, 2, false, 0 },
223 { SERIES(SDS2000X), "SDS2104X", { 2, 1000000000 }, 4, false, 0 },
224 { SERIES(SDS2000X), "SDS2202X", { 2, 1000000000 }, 2, false, 0 },
225 { SERIES(SDS2000X), "SDS2204X", { 2, 1000000000 }, 4, false, 0 },
226 { SERIES(SDS2000X), "SDS2302X", { 2, 1000000000 }, 2, false, 0 },
227 { SERIES(SDS2000X), "SDS2304X", { 2, 1000000000 }, 4, false, 0 },
230 SR_PRIV struct sr_dev_driver siglent_sds_driver_info;
232 static void clear_helper(void *priv)
234 struct dev_context *devc;
239 g_free(devc->analog_groups);
240 g_free(devc->enabled_channels);
243 static int dev_clear(const struct sr_dev_driver *di)
245 return std_dev_clear_with_callback(di, clear_helper);
248 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
250 struct dev_context *devc;
251 struct sr_dev_inst *sdi;
252 struct sr_scpi_hw_info *hw_info;
253 struct sr_channel *ch;
255 const struct siglent_sds_model *model;
258 sr_dbg("Setting Communication Headers to off.");
259 if (sr_scpi_send(scpi, "CHDR OFF") != SR_OK)
262 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
263 sr_info("Couldn't get IDN response, retrying.");
266 if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
267 sr_info("Couldn't get IDN response.");
273 for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
274 if (!strcmp(hw_info->model, supported_models[i].name)) {
275 model = &supported_models[i];
281 sr_scpi_hw_info_free(hw_info);
285 sdi = g_malloc0(sizeof(struct sr_dev_inst));
286 sdi->vendor = g_strdup(model->series->vendor->name);
287 sdi->model = g_strdup(model->name);
288 sdi->version = g_strdup(hw_info->firmware_version);
290 sdi->driver = &siglent_sds_driver_info;
291 sdi->inst_type = SR_INST_SCPI;
292 sdi->serial_num = g_strdup(hw_info->serial_number);
293 devc = g_malloc0(sizeof(struct dev_context));
294 devc->limit_frames = 1;
297 sr_scpi_hw_info_free(hw_info);
299 devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group *) *
300 model->analog_channels);
302 for (i = 0; i < model->analog_channels; i++) {
303 channel_name = g_strdup_printf("CH%d", i + 1);
304 ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_name);
306 devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
308 devc->analog_groups[i]->name = channel_name;
309 devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
310 sdi->channel_groups = g_slist_append(sdi->channel_groups,
311 devc->analog_groups[i]);
314 if (devc->model->has_digital) {
315 devc->digital_group = g_malloc0(sizeof(struct sr_channel_group));
317 for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
318 channel_name = g_strdup_printf("D%d", i);
319 ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name);
320 g_free(channel_name);
321 devc->digital_group->channels = g_slist_append(
322 devc->digital_group->channels, ch);
324 devc->digital_group->name = g_strdup("LA");
325 sdi->channel_groups = g_slist_append(sdi->channel_groups,
326 devc->digital_group);
329 for (i = 0; i < NUM_TIMEBASE; i++) {
330 if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
331 devc->timebases = &timebases[i];
333 if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2])))
334 devc->num_timebases = &timebases[i] - devc->timebases + 1;
337 for (i = 0; i < NUM_VDIV; i++) {
338 devc->vdivs = &vdivs[i];
339 if (!memcmp(&devc->model->series->min_vdiv,
340 &vdivs[i], sizeof(uint64_t[2]))) {
341 devc->vdivs = &vdivs[i];
342 devc->num_vdivs = NUM_VDIV - i;
347 devc->buffer = g_malloc(devc->model->series->buffer_samples);
348 sr_dbg("Setting device context buffer size: %i.", devc->model->series->buffer_samples);
349 devc->data = g_malloc(devc->model->series->buffer_samples * sizeof(float));
351 devc->data_source = DATA_SOURCE_SCREEN;
358 static GSList *scan(struct sr_dev_driver *di, GSList *options)
360 /* TODO: Implement RPC call for LXI device discovery. */
361 return sr_scpi_scan(di->context, options, probe_device);
364 static int dev_open(struct sr_dev_inst *sdi)
367 struct sr_scpi_dev_inst *scpi = sdi->conn;
369 if ((ret = sr_scpi_open(scpi)) < 0) {
370 sr_err("Failed to open SCPI device: %s.", sr_strerror(ret));
374 if ((ret = siglent_sds_get_dev_cfg(sdi)) < 0) {
375 sr_err("Failed to get device config: %s.", sr_strerror(ret));
379 sdi->status = SR_ST_ACTIVE;
384 static int dev_close(struct sr_dev_inst *sdi)
386 return sr_scpi_close(sdi->conn);
389 static int config_get(uint32_t key, GVariant **data,
390 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
392 struct dev_context *devc;
393 struct sr_channel *ch;
395 int analog_channel = -1;
396 float smallest_diff = INFINITY;
405 /* If a channel group is specified, it must be a valid one. */
406 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
407 sr_err("Invalid channel group specified.");
412 ch = g_slist_nth_data(cg->channels, 0);
415 if (ch->type == SR_CHANNEL_ANALOG) {
416 if (ch->name[2] < '1' || ch->name[2] > '4')
418 analog_channel = ch->name[2] - '1';
423 case SR_CONF_NUM_HDIV:
424 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
426 case SR_CONF_NUM_VDIV:
427 *data = g_variant_new_int32(devc->num_vdivs);
429 case SR_CONF_LIMIT_FRAMES:
430 *data = g_variant_new_uint64(devc->limit_frames);
432 case SR_CONF_DATA_SOURCE:
433 if (devc->data_source == DATA_SOURCE_SCREEN)
434 *data = g_variant_new_string("Screen");
435 else if (devc->data_source == DATA_SOURCE_HISTORY)
436 *data = g_variant_new_string("History");
438 case SR_CONF_SAMPLERATE:
439 siglent_sds_get_dev_cfg_horizontal(sdi);
440 *data = g_variant_new_uint64(devc->sampleRate);
442 case SR_CONF_TRIGGER_SOURCE:
443 if (!strcmp(devc->trigger_source, "ACL"))
445 else if (!strcmp(devc->trigger_source, "CHAN1"))
447 else if (!strcmp(devc->trigger_source, "CHAN2"))
450 tmp_str = devc->trigger_source;
451 *data = g_variant_new_string(tmp_str);
453 case SR_CONF_TRIGGER_SLOPE:
454 if (!strncmp(devc->trigger_slope, "POS", 3)) {
456 } else if (!strncmp(devc->trigger_slope, "NEG", 3)) {
459 sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope);
462 *data = g_variant_new_string(tmp_str);
464 case SR_CONF_TRIGGER_LEVEL:
465 *data = g_variant_new_double(devc->trigger_level);
467 case SR_CONF_HORIZ_TRIGGERPOS:
468 *data = g_variant_new_double(devc->horiz_triggerpos);
470 case SR_CONF_TIMEBASE:
471 for (i = 0; i < devc->num_timebases; i++) {
474 tb = (float)devc->timebases[i][0] / devc->timebases[i][1];
475 diff = fabs(devc->timebase - tb);
476 if (diff < smallest_diff) {
477 smallest_diff = diff;
482 sr_dbg("Negative timebase index: %d.", idx);
485 *data = g_variant_new("(tt)", devc->timebases[idx][0],
486 devc->timebases[idx][1]);
489 if (analog_channel < 0) {
490 sr_dbg("Negative analog channel: %d.", analog_channel);
493 for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
496 vdiv = (float)vdivs[i][0] / vdivs[i][1];
497 diff = fabsf(devc->vdiv[analog_channel] - vdiv);
498 if (diff < smallest_diff) {
499 smallest_diff = diff;
504 sr_dbg("Negative vdiv index: %d.", idx);
507 *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
509 case SR_CONF_COUPLING:
510 if (analog_channel < 0) {
511 sr_dbg("Negative analog channel: %d.", analog_channel);
514 *data = g_variant_new_string(devc->coupling[analog_channel]);
516 case SR_CONF_PROBE_FACTOR:
517 if (analog_channel < 0) {
518 sr_dbg("Negative analog channel: %d.", analog_channel);
521 *data = g_variant_new_uint64(devc->attenuation[analog_channel]);
530 static int config_set(uint32_t key, GVariant *data,
531 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
533 struct dev_context *devc;
543 if (sdi->status != SR_ST_ACTIVE)
544 return SR_ERR_DEV_CLOSED;
546 /* If a channel group is specified, it must be a valid one. */
547 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
548 sr_err("Invalid channel group specified.");
554 case SR_CONF_LIMIT_FRAMES:
555 devc->limit_frames = g_variant_get_uint64(data);
557 case SR_CONF_TRIGGER_SLOPE:
558 tmp_str = g_variant_get_string(data, NULL);
559 g_free(devc->trigger_slope);
560 ret = siglent_sds_config_set(sdi, "%s:TRSL %s",
561 devc->trigger_source, devc->trigger_slope);
563 case SR_CONF_HORIZ_TRIGGERPOS:
564 t_dbl = g_variant_get_double(data);
565 if (t_dbl < 0.0 || t_dbl > 1.0) {
566 sr_err("Invalid horiz. trigger position: %g.", t_dbl);
569 devc->horiz_triggerpos = t_dbl;
570 /* We have the trigger offset as a percentage of the frame, but
571 * need to express this in seconds. */
572 t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
573 g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl);
574 ret = siglent_sds_config_set(sdi, ":TIM:OFFS %s", buffer);
576 case SR_CONF_TRIGGER_LEVEL:
577 t_dbl = g_variant_get_double(data);
578 g_ascii_formatd(buffer, sizeof(buffer), "%.3f", t_dbl);
579 ret = siglent_sds_config_set(sdi, ":TRIG:EDGE:LEV %s", buffer);
581 devc->trigger_level = t_dbl;
583 case SR_CONF_TIMEBASE:
584 sr_dbg("Setting device Timebase");
585 g_variant_get(data, "(tt)", &p, &q);
586 for (i = 0; i < devc->num_timebases; i++) {
588 if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
590 devc->timebase = (float) p / q;
593 cmd = g_strdup_printf("%luS", p);
596 cmd = g_strdup_printf("%luMS", p);
599 cmd = g_strdup_printf("%luUS", p);
602 cmd = g_strdup_printf("%luNS", p);
605 sr_dbg("Setting device timebase: TDIV %s.", cmd);
606 ret = siglent_sds_config_set(sdi, "TDIV %s", cmd);
610 if (i == devc->num_timebases) {
611 sr_err("Invalid timebase index: %d.", i);
615 case SR_CONF_TRIGGER_SOURCE:
616 tmp_str = g_variant_get_string(data, NULL);
617 for (i = 0; i < ARRAY_SIZE(trigger_sources); i++) {
618 if (!strcmp(trigger_sources[i], tmp_str)) {
619 g_free(devc->trigger_source);
620 devc->trigger_source = g_strdup(trigger_sources[i]);
621 if (!strcmp(devc->trigger_source, "AC Line"))
623 else if (!strcmp(devc->trigger_source, "CH1"))
625 else if (!strcmp(devc->trigger_source, "CH2"))
627 else if (!strcmp(devc->trigger_source, "CH3"))
629 else if (!strcmp(devc->trigger_source, "CH4"))
631 else if (!strcmp(devc->trigger_source, "Ext"))
633 else if (!strcmp(devc->trigger_source, "Ext /5"))
636 tmp_str = (char *) devc->trigger_source;
637 ret = siglent_sds_config_set(sdi, "TRSE EDGE,SR,%s,OFF", tmp_str);
641 if (i == ARRAY_SIZE(trigger_sources)) {
642 sr_err("Invalid trigger source index: %d.", i);
648 return SR_ERR_CHANNEL_GROUP;
649 g_variant_get(data, "(tt)", &p, &q);
650 for (i = 0; i < devc->model->analog_channels; i++) {
652 if (cg == devc->analog_groups[i]) {
653 for (j = 0; j < ARRAY_SIZE(vdivs); j++) {
654 if (vdivs[j][0] != p || vdivs[j][1] != q)
659 cmd = g_strdup_printf("%luV", p);
662 cmd = g_strdup_printf("%luMV", p);
665 cmd = g_strdup_printf("%luUV", p);
668 return siglent_sds_config_set(sdi, "C%d:VDIV %s", i + 1, cmd);
670 sr_err("Invalid vdiv index: %d.", j);
674 sr_dbg("Didn't set vdiv, unknown channel(group).");
676 case SR_CONF_COUPLING:
678 return SR_ERR_CHANNEL_GROUP;
679 tmp_str = g_variant_get_string(data, NULL);
680 for (i = 0; i < devc->model->analog_channels; i++) {
682 if (cg == devc->analog_groups[i]) {
683 for (j = 0; j < ARRAY_SIZE(coupling); j++) {
684 if (!strcmp(tmp_str, coupling[j])) {
685 g_free(devc->coupling[i]);
686 devc->coupling[i] = g_strdup(coupling[j]);
687 strncpy(cmd, devc->coupling[i], 3);
689 return siglent_sds_config_set(sdi, "C%d:CPL %s", i + 1, cmd);
692 sr_err("Invalid coupling index: %d.", j);
696 sr_dbg("Didn't set coupling, unknown channel(group).");
698 case SR_CONF_PROBE_FACTOR:
700 return SR_ERR_CHANNEL_GROUP;
701 p = g_variant_get_uint64(data);
702 for (i = 0; i < devc->model->analog_channels; i++) {
703 if (cg == devc->analog_groups[i]) {
704 for (j = 0; j < ARRAY_SIZE(probe_factor); j++) {
705 if (p == probe_factor[j]) {
706 devc->attenuation[i] = p;
707 ret = siglent_sds_config_set(sdi, "C%d:ATTN %" PRIu64, i + 1, p);
709 siglent_sds_get_dev_cfg_vertical(sdi);
713 sr_err("Invalid probe factor: %"PRIu64".", p);
717 sr_dbg("Didn't set probe factor, unknown channel(group).");
719 case SR_CONF_DATA_SOURCE:
720 tmp_str = g_variant_get_string(data, NULL);
721 if (!strcmp(tmp_str, "Display"))
722 devc->data_source = DATA_SOURCE_SCREEN;
723 else if (devc->model->series->protocol >= SPO_MODEL
724 && !strcmp(tmp_str, "History"))
725 devc->data_source = DATA_SOURCE_HISTORY;
727 sr_err("Unknown data source: '%s'.", tmp_str);
731 case SR_CONF_SAMPLERATE:
732 siglent_sds_get_dev_cfg_horizontal(sdi);
733 data = g_variant_new_uint64(devc->sampleRate);
742 static int config_list(uint32_t key, GVariant **data,
743 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
745 GVariant *tuple, *rational[2];
748 struct dev_context *devc = NULL;
750 if (key == SR_CONF_SCAN_OPTIONS) {
751 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
752 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
754 } else if (key == SR_CONF_DEVICE_OPTIONS && !cg) {
755 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
756 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
760 /* Every other option requires a valid device instance. */
765 /* If a channel group is specified, it must be a valid one. */
766 if (cg && !g_slist_find(sdi->channel_groups, cg)) {
767 sr_err("Invalid channel group specified.");
772 case SR_CONF_DEVICE_OPTIONS:
774 return SR_ERR_CHANNEL_GROUP;
775 if (cg == devc->digital_group) {
776 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
777 NULL, 0, sizeof(uint32_t));
780 for (i = 0; i < devc->model->analog_channels; i++) {
781 if (cg == devc->analog_groups[i]) {
782 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
783 analog_devopts, ARRAY_SIZE(analog_devopts), sizeof(uint32_t));
790 case SR_CONF_COUPLING:
792 return SR_ERR_CHANNEL_GROUP;
793 *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
795 case SR_CONF_PROBE_FACTOR:
797 return SR_ERR_CHANNEL_GROUP;
798 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT64,
799 probe_factor, ARRAY_SIZE(probe_factor), sizeof(uint64_t));
803 /* Can't know this until we have the exact model. */
806 return SR_ERR_CHANNEL_GROUP;
807 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
808 for (i = 0; i < devc->num_vdivs; i++) {
809 rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
810 rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
811 tuple = g_variant_new_tuple(rational, 2);
812 g_variant_builder_add_value(&gvb, tuple);
814 *data = g_variant_builder_end(&gvb);
816 case SR_CONF_TIMEBASE:
818 /* Can't know this until we have the exact model. */
820 if (devc->num_timebases <= 0)
822 g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
823 for (i = 0; i < devc->num_timebases; i++) {
824 rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
825 rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
826 tuple = g_variant_new_tuple(rational, 2);
827 g_variant_builder_add_value(&gvb, tuple);
829 *data = g_variant_builder_end(&gvb);
831 case SR_CONF_TRIGGER_SOURCE:
833 /* Can't know this until we have the exact model. */
835 *data = g_variant_new_strv(trigger_sources,
836 devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 5);
838 case SR_CONF_TRIGGER_SLOPE:
839 *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
841 case SR_CONF_DATA_SOURCE:
843 /* Can't know this until we have the exact model. */
845 switch (devc->model->series->protocol) {
846 /* TODO: Check what must be done here for the data source buffer sizes. */
848 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
851 *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
855 case SR_CONF_NUM_HDIV:
856 *data = g_variant_new_int32(devc->model->series->num_horizontal_divs);
858 case SR_CONF_AVERAGING:
859 /* TODO: Implement averaging. */
868 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
870 struct sr_scpi_dev_inst *scpi;
871 struct dev_context *devc;
872 struct sr_channel *ch;
873 struct sr_datafeed_packet packet;
874 gboolean some_digital;
878 if (sdi->status != SR_ST_ACTIVE)
879 return SR_ERR_DEV_CLOSED;
884 devc->num_frames = 0;
885 some_digital = FALSE;
888 * Check if there are any logic channels enabled, if so then enable
889 * the MSO, otherwise skip the digital channel setup. Enable and
890 * disable channels on the device is very slow and it is faster when
891 * checked in a small loop without the actual actions.
893 for (d = sdi->channels; d; d = d->next) {
895 if (ch->type == SR_CHANNEL_LOGIC && ch->enabled)
899 for (l = sdi->channels; l; l = l->next) {
901 if (ch->type == SR_CHANNEL_ANALOG) {
903 devc->enabled_channels = g_slist_append(
904 devc->enabled_channels, ch);
905 if (ch->enabled != devc->analog_channels[ch->index]) {
906 /* Enabled channel is currently disabled, or vice versa. */
907 if (siglent_sds_config_set(sdi, "C%d:TRA %s", ch->index + 1,
908 ch->enabled ? "ON" : "OFF") != SR_OK)
910 devc->analog_channels[ch->index] = ch->enabled;
912 } else if (ch->type == SR_CHANNEL_LOGIC && some_digital) {
914 /* Turn on LA module if currently off and digital channels are enabled. */
915 if (!devc->la_enabled) {
916 if (siglent_sds_config_set(sdi, "DGST ON") != SR_OK)
919 devc->la_enabled = TRUE;
921 devc->enabled_channels = g_slist_append(
922 devc->enabled_channels, ch);
924 /* Enabled channel is currently disabled, or vice versa. */
925 if (siglent_sds_config_set(sdi, "D%d:DGCH %s", ch->index,
926 ch->enabled ? "ON" : "OFF") != SR_OK)
928 /* Slowing the command sequence down to let the device handle it. */
930 devc->digital_channels[ch->index] = ch->enabled;
933 if (!devc->enabled_channels)
935 /* Turn off LA module if on and no digital channels selected. */
936 if (devc->la_enabled && !some_digital)
937 if (siglent_sds_config_set(sdi, "DGST OFF") != SR_OK) {
938 devc->la_enabled = FALSE;
943 // devc->analog_frame_size = devc->model->series->buffer_samples;
944 // devc->digital_frame_size = devc->model->series->buffer_samples;
946 switch (devc->model->series->protocol) {
948 if (siglent_sds_config_set(sdi, "WFSU SP,0,TYPE,1") != SR_OK)
950 if (siglent_sds_config_set(sdi, "ACQW SAMPLING") != SR_OK)
954 /* TODO: Implement CML/CNL/DL models. */
955 if (siglent_sds_config_set(sdi, "WFSU SP,0,TYPE,1") != SR_OK)
957 if (siglent_sds_config_set(sdi, "ACQW SAMPLING") != SR_OK)
964 sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 50,
965 siglent_sds_receive, (void *) sdi);
967 std_session_send_df_header(sdi);
969 devc->channel_entry = devc->enabled_channels;
971 if (siglent_sds_capture_start(sdi) != SR_OK)
974 /* Start of first frame. */
975 packet.type = SR_DF_FRAME_BEGIN;
976 sr_session_send(sdi, &packet);
981 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
983 struct dev_context *devc;
984 struct sr_scpi_dev_inst *scpi;
988 if (sdi->status != SR_ST_ACTIVE) {
989 sr_err("Device inactive, can't stop acquisition.");
993 std_session_send_df_end(sdi);
995 g_slist_free(devc->enabled_channels);
996 devc->enabled_channels = NULL;
998 sr_scpi_source_remove(sdi->session, scpi);
1003 SR_PRIV struct sr_dev_driver siglent_sds_driver_info = {
1004 .name = "siglent-sds",
1005 .longname = "Siglent SDS1000/SDS2000",
1008 .cleanup = std_cleanup,
1010 .dev_list = std_dev_list,
1011 .dev_clear = dev_clear,
1012 .config_get = config_get,
1013 .config_set = config_set,
1014 .config_list = config_list,
1015 .dev_open = dev_open,
1016 .dev_close = dev_close,
1017 .dev_acquisition_start = dev_acquisition_start,
1018 .dev_acquisition_stop = dev_acquisition_stop,
1022 SR_REGISTER_DEV_DRIVER(siglent_sds_driver_info);