2 * This file is part of the libsigrok project.
4 * Copyright (C) 2014 Bert Vermeulen <bert@biot.com>
5 * Copyright (C) 2017,2019 Frank Stettner <frank-stettner@gmx.net>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
27 static struct sr_dev_driver scpi_pps_driver_info;
28 static struct sr_dev_driver hp_ib_pps_driver_info;
30 static const uint32_t scanopts[] = {
35 static const uint32_t drvopts[] = {
39 static const struct pps_channel_instance pci[] = {
40 { SR_MQ_VOLTAGE, SCPI_CMD_GET_MEAS_VOLTAGE, "V" },
41 { SR_MQ_CURRENT, SCPI_CMD_GET_MEAS_CURRENT, "I" },
42 { SR_MQ_POWER, SCPI_CMD_GET_MEAS_POWER, "P" },
43 { SR_MQ_FREQUENCY, SCPI_CMD_GET_MEAS_FREQUENCY, "F" },
46 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi,
47 int (*get_hw_id)(struct sr_scpi_dev_inst *scpi,
48 struct sr_scpi_hw_info **scpi_response))
50 struct dev_context *devc;
51 struct sr_dev_inst *sdi;
52 struct sr_scpi_hw_info *hw_info;
53 struct sr_channel_group *cg;
54 struct sr_channel *ch;
55 const struct scpi_pps *device;
56 struct pps_channel *pch;
57 struct channel_spec *channels;
58 struct channel_group_spec *channel_groups, *cgs;
59 struct pps_channel_group *pcg;
64 unsigned int num_channels, num_channel_groups, ch_num, ch_idx, i, j;
69 if (get_hw_id(scpi, &hw_info) != SR_OK) {
70 sr_info("Couldn't get IDN response.");
75 for (i = 0; i < num_pps_profiles; i++) {
76 vendor = sr_vendor_alias(hw_info->manufacturer);
77 if (g_ascii_strcasecmp(vendor, pps_profiles[i].vendor))
79 model_re = g_regex_new(pps_profiles[i].model, 0, 0, NULL);
80 if (g_regex_match(model_re, hw_info->model, 0, &model_mi))
81 device = &pps_profiles[i];
82 g_match_info_unref(model_mi);
83 g_regex_unref(model_re);
88 sr_scpi_hw_info_free(hw_info);
92 sdi = g_malloc0(sizeof(struct sr_dev_inst));
93 sdi->vendor = g_strdup(vendor);
94 sdi->model = g_strdup(hw_info->model);
95 sdi->version = g_strdup(hw_info->firmware_version);
97 sdi->driver = &scpi_pps_driver_info;
98 sdi->inst_type = SR_INST_SCPI;
99 sdi->serial_num = g_strdup(hw_info->serial_number);
101 devc = g_malloc0(sizeof(struct dev_context));
102 devc->device = device;
103 sr_sw_limits_init(&devc->limits);
106 if (device->num_channels) {
107 /* Static channels and groups. */
108 channels = (struct channel_spec *)device->channels;
109 num_channels = device->num_channels;
110 channel_groups = (struct channel_group_spec *)device->channel_groups;
111 num_channel_groups = device->num_channel_groups;
113 /* Channels and groups need to be probed. */
114 ret = device->probe_channels(sdi, hw_info, &channels, &num_channels,
115 &channel_groups, &num_channel_groups);
117 sr_err("Failed to probe for channels.");
121 * Since these were dynamically allocated, we'll need to free them
124 devc->channels = channels;
125 devc->channel_groups = channel_groups;
129 for (ch_num = 0; ch_num < num_channels; ch_num++) {
130 /* Create one channel per measurable output unit. */
131 for (i = 0; i < ARRAY_SIZE(pci); i++) {
132 if (!sr_scpi_cmd_get(devc->device->commands, pci[i].command))
134 g_snprintf(ch_name, 16, "%s%s", pci[i].prefix,
135 channels[ch_num].name);
136 ch = sr_channel_new(sdi, ch_idx++, SR_CHANNEL_ANALOG, TRUE,
138 pch = g_malloc0(sizeof(struct pps_channel));
139 pch->hw_output_idx = ch_num;
140 pch->hwname = channels[ch_num].name;
146 for (i = 0; i < num_channel_groups; i++) {
147 cgs = &channel_groups[i];
148 cg = sr_channel_group_new(sdi, cgs->name, NULL);
149 for (j = 0, mask = 1; j < 64; j++, mask <<= 1) {
150 if (cgs->channel_index_mask & mask) {
151 for (l = sdi->channels; l; l = l->next) {
154 /* Add mqflags from channel_group_spec only to voltage
155 * and current channels.
157 if (pch->mq == SR_MQ_VOLTAGE || pch->mq == SR_MQ_CURRENT)
158 pch->mqflags = cgs->mqflags;
161 if (pch->hw_output_idx == j)
162 cg->channels = g_slist_append(cg->channels, ch);
166 pcg = g_malloc0(sizeof(struct pps_channel_group));
167 pcg->features = cgs->features;
171 sr_scpi_hw_info_free(hw_info);
174 /* Don't send SCPI_CMD_LOCAL for HP 66xxB using SCPI over GPIB. */
175 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
176 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
177 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
182 static gchar *hpib_get_revision(struct sr_scpi_dev_inst *scpi)
187 GRegex *version_regex;
189 ret = sr_scpi_get_string(scpi, "ROM?", &response);
190 if (ret != SR_OK && !response)
193 /* Example version string: "B01 B01" */
194 version_regex = g_regex_new("[A-Z][0-9]{2} [A-Z][0-9]{2}", 0, 0, NULL);
195 matches = g_regex_match(version_regex, response, 0, NULL);
196 g_regex_unref(version_regex);
199 /* Not a valid version string. Ignore it. */
203 /* Replace space with dot. */
211 * This function assumes the response is in the form "HP<model_number>"
213 * HP made many GPIB (then called HP-IB) instruments before the SCPI command
214 * set was introduced into the standard. We haven't seen any non-HP instruments
215 * which respond to the "ID?" query, so assume all are HP for now.
217 static int hpib_get_hw_id(struct sr_scpi_dev_inst *scpi,
218 struct sr_scpi_hw_info **scpi_response)
222 struct sr_scpi_hw_info *hw_info;
224 ret = sr_scpi_get_string(scpi, "ID?", &response);
225 if ((ret != SR_OK) || !response)
228 hw_info = g_malloc0(sizeof(struct sr_scpi_hw_info));
230 *scpi_response = hw_info;
231 hw_info->model = response;
232 hw_info->firmware_version = hpib_get_revision(scpi);
233 hw_info->manufacturer = g_strdup("HP");
238 static struct sr_dev_inst *probe_scpi_pps_device(struct sr_scpi_dev_inst *scpi)
240 return probe_device(scpi, sr_scpi_get_hw_id);
243 static struct sr_dev_inst *probe_hpib_pps_device(struct sr_scpi_dev_inst *scpi)
245 return probe_device(scpi, hpib_get_hw_id);
248 static GSList *scan_scpi_pps(struct sr_dev_driver *di, GSList *options)
250 return sr_scpi_scan(di->context, options, probe_scpi_pps_device);
253 static GSList *scan_hpib_pps(struct sr_dev_driver *di, GSList *options)
258 * Only scan for HP-IB devices when conn= was specified, to not
259 * break SCPI devices' operation.
262 (void)sr_serial_extract_options(options, &conn, NULL);
266 return sr_scpi_scan(di->context, options, probe_hpib_pps_device);
269 static int dev_open(struct sr_dev_inst *sdi)
271 struct dev_context *devc;
272 struct sr_scpi_dev_inst *scpi;
276 if (sr_scpi_open(scpi) < 0)
281 /* Don't send SCPI_CMD_REMOTE for HP 66xxB using SCPI over GPIB. */
282 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
283 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
284 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_REMOTE);
286 devc->beeper_was_set = FALSE;
287 if (sr_scpi_cmd_resp(sdi, devc->device->commands, 0, NULL,
288 &beeper, G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) {
289 if (g_variant_get_boolean(beeper)) {
290 devc->beeper_was_set = TRUE;
291 sr_scpi_cmd(sdi, devc->device->commands,
292 0, NULL, SCPI_CMD_BEEPER_DISABLE);
294 g_variant_unref(beeper);
300 static int dev_close(struct sr_dev_inst *sdi)
302 struct sr_scpi_dev_inst *scpi;
303 struct dev_context *devc;
311 if (devc->beeper_was_set)
312 sr_scpi_cmd(sdi, devc->device->commands,
313 0, NULL, SCPI_CMD_BEEPER_ENABLE);
315 /* Don't send SCPI_CMD_LOCAL for HP 66xxB using SCPI over GPIB. */
316 if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
317 scpi->transport == SCPI_TRANSPORT_LIBGPIB))
318 sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
320 return sr_scpi_close(scpi);
323 static void clear_helper(struct dev_context *devc)
325 g_free(devc->channels);
326 g_free(devc->channel_groups);
329 static int dev_clear(const struct sr_dev_driver *di)
331 return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
334 static int config_get(uint32_t key, GVariant **data,
335 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
337 struct dev_context *devc;
338 const GVariantType *gvtype;
340 int channel_group_cmd;
341 char *channel_group_name;
345 gboolean is_hmp_sqii;
354 * These options only apply to channel groups with a single
355 * channel -- they're per-channel settings for the device.
359 * Config keys are handled below depending on whether a channel
360 * group was provided by the frontend. However some of these
361 * take a CG on one PPS but not on others. Check the device's
362 * profile for that here, and NULL out the channel group as needed.
364 for (i = 0; i < devc->device->num_devopts; i++) {
365 if (devc->device->devopts[i] == key) {
375 case SR_CONF_ENABLED:
376 gvtype = G_VARIANT_TYPE_BOOLEAN;
377 cmd = SCPI_CMD_GET_OUTPUT_ENABLED;
379 case SR_CONF_VOLTAGE:
380 gvtype = G_VARIANT_TYPE_DOUBLE;
381 cmd = SCPI_CMD_GET_MEAS_VOLTAGE;
383 case SR_CONF_VOLTAGE_TARGET:
384 gvtype = G_VARIANT_TYPE_DOUBLE;
385 cmd = SCPI_CMD_GET_VOLTAGE_TARGET;
387 case SR_CONF_OUTPUT_FREQUENCY:
388 gvtype = G_VARIANT_TYPE_DOUBLE;
389 cmd = SCPI_CMD_GET_MEAS_FREQUENCY;
391 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
392 gvtype = G_VARIANT_TYPE_DOUBLE;
393 cmd = SCPI_CMD_GET_FREQUENCY_TARGET;
395 case SR_CONF_CURRENT:
396 gvtype = G_VARIANT_TYPE_DOUBLE;
397 cmd = SCPI_CMD_GET_MEAS_CURRENT;
399 case SR_CONF_CURRENT_LIMIT:
400 gvtype = G_VARIANT_TYPE_DOUBLE;
401 cmd = SCPI_CMD_GET_CURRENT_LIMIT;
403 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
404 if (devc->device->dialect == SCPI_DIALECT_HMP) {
405 /* OVP is always enabled. */
406 *data = g_variant_new_boolean(TRUE);
409 gvtype = G_VARIANT_TYPE_BOOLEAN;
410 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ENABLED;
412 case SR_CONF_OVER_VOLTAGE_PROTECTION_ACTIVE:
413 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
414 devc->device->dialect == SCPI_DIALECT_HP_COMP)
415 gvtype = G_VARIANT_TYPE_STRING;
417 gvtype = G_VARIANT_TYPE_BOOLEAN;
418 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE;
420 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
421 gvtype = G_VARIANT_TYPE_DOUBLE;
422 cmd = SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_THRESHOLD;
424 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
425 gvtype = G_VARIANT_TYPE_BOOLEAN;
426 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ENABLED;
428 case SR_CONF_OVER_CURRENT_PROTECTION_ACTIVE:
429 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
430 devc->device->dialect == SCPI_DIALECT_HP_COMP)
431 gvtype = G_VARIANT_TYPE_STRING;
433 gvtype = G_VARIANT_TYPE_BOOLEAN;
434 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE;
436 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
437 gvtype = G_VARIANT_TYPE_DOUBLE;
438 cmd = SCPI_CMD_GET_OVER_CURRENT_PROTECTION_THRESHOLD;
440 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
441 if (devc->device->dialect == SCPI_DIALECT_HMP) {
442 /* OTP is always enabled. */
443 *data = g_variant_new_boolean(TRUE);
446 gvtype = G_VARIANT_TYPE_BOOLEAN;
447 cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION;
449 case SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE:
450 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
451 devc->device->dialect == SCPI_DIALECT_HP_COMP ||
452 devc->device->dialect == SCPI_DIALECT_HMP)
453 gvtype = G_VARIANT_TYPE_STRING;
455 gvtype = G_VARIANT_TYPE_BOOLEAN;
456 cmd = SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE;
458 case SR_CONF_REGULATION:
459 gvtype = G_VARIANT_TYPE_STRING;
460 cmd = SCPI_CMD_GET_OUTPUT_REGULATION;
463 return sr_sw_limits_config_get(&devc->limits, key, data);
468 channel_group_cmd = 0;
469 channel_group_name = NULL;
471 channel_group_cmd = SCPI_CMD_SELECT_CHANNEL;
472 channel_group_name = g_strdup(cg->name);
476 is_hmp_sqii |= cmd == SCPI_CMD_GET_OUTPUT_REGULATION;
477 is_hmp_sqii |= cmd == SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE;
478 is_hmp_sqii &= devc->device->dialect == SCPI_DIALECT_HMP;
481 /* STAT:QUES:INST:ISUMx query requires channel spec. */
482 sr_err("Need a channel group for regulation or OTP-active query.");
485 ret = sr_scpi_cmd_resp(sdi, devc->device->commands,
486 0, NULL, data, gvtype, cmd, channel_group_name);
488 ret = sr_scpi_cmd_resp(sdi, devc->device->commands,
489 channel_group_cmd, channel_group_name, data, gvtype, cmd);
491 g_free(channel_group_name);
494 * Handle special cases
497 if (cmd == SCPI_CMD_GET_OUTPUT_REGULATION) {
498 if (devc->device->dialect == SCPI_DIALECT_PHILIPS) {
500 * The Philips PM2800 series returns VOLT/CURR. We always return
501 * a GVariant string in the Rigol notation (CV/CC/UR).
503 s = g_variant_get_string(*data, NULL);
504 if (!g_strcmp0(s, "VOLT")) {
505 g_variant_unref(*data);
506 *data = g_variant_new_string("CV");
507 } else if (!g_strcmp0(s, "CURR")) {
508 g_variant_unref(*data);
509 *data = g_variant_new_string("CC");
512 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
513 /* Evaluate Status Register from a HP 66xx in COMP mode. */
514 s = g_variant_get_string(*data, NULL);
516 g_variant_unref(*data);
518 *data = g_variant_new_string("CV");
519 else if (reg & (1 << 1))
520 *data = g_variant_new_string("CC");
521 else if (reg & (1 << 2))
522 *data = g_variant_new_string("UR");
523 else if (reg & (1 << 9))
524 *data = g_variant_new_string("CC-");
526 *data = g_variant_new_string("");
528 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
529 /* Evaluate Operational Status Register from a HP 66xxB. */
530 s = g_variant_get_string(*data, NULL);
532 g_variant_unref(*data);
534 *data = g_variant_new_string("CV");
535 else if (reg & (1 << 10))
536 *data = g_variant_new_string("CC");
537 else if (reg & (1 << 11))
538 *data = g_variant_new_string("CC-");
540 *data = g_variant_new_string("UR");
542 if (devc->device->dialect == SCPI_DIALECT_HMP) {
543 /* Evaluate Condition Status Register from a HMP series device. */
544 s = g_variant_get_string(*data, NULL);
546 g_variant_unref(*data);
548 *data = g_variant_new_string("CC");
549 else if (reg & (1 << 1))
550 *data = g_variant_new_string("CV");
552 *data = g_variant_new_string("UR");
555 s = g_variant_get_string(*data, NULL);
556 if (g_strcmp0(s, "CV") && g_strcmp0(s, "CC") && g_strcmp0(s, "CC-") &&
557 g_strcmp0(s, "UR") && g_strcmp0(s, "")) {
559 sr_err("Unknown response to SCPI_CMD_GET_OUTPUT_REGULATION: %s", s);
564 if (cmd == SCPI_CMD_GET_OVER_VOLTAGE_PROTECTION_ACTIVE) {
565 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
566 /* Evaluate Status Register from a HP 66xx in COMP mode. */
567 s = g_variant_get_string(*data, NULL);
569 g_variant_unref(*data);
570 *data = g_variant_new_boolean(reg & (1 << 3));
572 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
573 /* Evaluate Questionable Status Register bit 0 from a HP 66xxB. */
574 s = g_variant_get_string(*data, NULL);
576 g_variant_unref(*data);
577 *data = g_variant_new_boolean(reg & (1 << 0));
581 if (cmd == SCPI_CMD_GET_OVER_CURRENT_PROTECTION_ACTIVE) {
582 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
583 /* Evaluate Status Register from a HP 66xx in COMP mode. */
584 s = g_variant_get_string(*data, NULL);
586 g_variant_unref(*data);
587 *data = g_variant_new_boolean(reg & (1 << 6));
589 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB) {
590 /* Evaluate Questionable Status Register bit 1 from a HP 66xxB. */
591 s = g_variant_get_string(*data, NULL);
593 g_variant_unref(*data);
594 *data = g_variant_new_boolean(reg & (1 << 1));
598 if (cmd == SCPI_CMD_GET_OVER_TEMPERATURE_PROTECTION_ACTIVE) {
599 if (devc->device->dialect == SCPI_DIALECT_HP_COMP) {
600 /* Evaluate Status Register from a HP 66xx in COMP mode. */
601 s = g_variant_get_string(*data, NULL);
603 g_variant_unref(*data);
604 *data = g_variant_new_boolean(reg & (1 << 4));
606 if (devc->device->dialect == SCPI_DIALECT_HP_66XXB ||
607 devc->device->dialect == SCPI_DIALECT_HMP) {
608 /* Evaluate Questionable Status Register bit 4 from a HP 66xxB. */
609 s = g_variant_get_string(*data, NULL);
611 g_variant_unref(*data);
612 *data = g_variant_new_boolean(reg & (1 << 4));
619 static int config_set(uint32_t key, GVariant *data,
620 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
622 struct dev_context *devc;
624 int channel_group_cmd;
625 char *channel_group_name;
631 channel_group_cmd = 0;
632 channel_group_name = NULL;
634 channel_group_cmd = SCPI_CMD_SELECT_CHANNEL;
635 channel_group_name = g_strdup(cg->name);
641 case SR_CONF_ENABLED:
642 if (g_variant_get_boolean(data))
643 ret = sr_scpi_cmd(sdi, devc->device->commands,
644 channel_group_cmd, channel_group_name,
645 SCPI_CMD_SET_OUTPUT_ENABLE);
647 ret = sr_scpi_cmd(sdi, devc->device->commands,
648 channel_group_cmd, channel_group_name,
649 SCPI_CMD_SET_OUTPUT_DISABLE);
651 case SR_CONF_VOLTAGE_TARGET:
652 d = g_variant_get_double(data);
653 ret = sr_scpi_cmd(sdi, devc->device->commands,
654 channel_group_cmd, channel_group_name,
655 SCPI_CMD_SET_VOLTAGE_TARGET, d);
657 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
658 d = g_variant_get_double(data);
659 ret = sr_scpi_cmd(sdi, devc->device->commands,
660 channel_group_cmd, channel_group_name,
661 SCPI_CMD_SET_FREQUENCY_TARGET, d);
663 case SR_CONF_CURRENT_LIMIT:
664 d = g_variant_get_double(data);
665 ret = sr_scpi_cmd(sdi, devc->device->commands,
666 channel_group_cmd, channel_group_name,
667 SCPI_CMD_SET_CURRENT_LIMIT, d);
669 case SR_CONF_OVER_VOLTAGE_PROTECTION_ENABLED:
670 if (g_variant_get_boolean(data))
671 ret = sr_scpi_cmd(sdi, devc->device->commands,
672 channel_group_cmd, channel_group_name,
673 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_ENABLE);
675 ret = sr_scpi_cmd(sdi, devc->device->commands,
676 channel_group_cmd, channel_group_name,
677 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_DISABLE);
679 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
680 d = g_variant_get_double(data);
681 ret = sr_scpi_cmd(sdi, devc->device->commands,
682 channel_group_cmd, channel_group_name,
683 SCPI_CMD_SET_OVER_VOLTAGE_PROTECTION_THRESHOLD, d);
685 case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
686 if (g_variant_get_boolean(data))
687 ret = sr_scpi_cmd(sdi, devc->device->commands,
688 channel_group_cmd, channel_group_name,
689 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_ENABLE);
691 ret = sr_scpi_cmd(sdi, devc->device->commands,
692 channel_group_cmd, channel_group_name,
693 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_DISABLE);
695 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
696 d = g_variant_get_double(data);
697 ret = sr_scpi_cmd(sdi, devc->device->commands,
698 channel_group_cmd, channel_group_name,
699 SCPI_CMD_SET_OVER_CURRENT_PROTECTION_THRESHOLD, d);
701 case SR_CONF_OVER_TEMPERATURE_PROTECTION:
702 if (g_variant_get_boolean(data))
703 ret = sr_scpi_cmd(sdi, devc->device->commands,
704 channel_group_cmd, channel_group_name,
705 SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_ENABLE);
707 ret = sr_scpi_cmd(sdi, devc->device->commands,
708 channel_group_cmd, channel_group_name,
709 SCPI_CMD_SET_OVER_TEMPERATURE_PROTECTION_DISABLE);
712 ret = sr_sw_limits_config_set(&devc->limits, key, data);
715 g_free(channel_group_name);
720 static int config_list(uint32_t key, GVariant **data,
721 const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
723 struct dev_context *devc;
724 struct sr_channel *ch;
725 struct pps_channel *pch;
726 const struct channel_spec *ch_spec;
730 devc = (sdi) ? sdi->priv : NULL;
734 case SR_CONF_SCAN_OPTIONS:
735 case SR_CONF_DEVICE_OPTIONS:
736 return std_opts_config_list(key, data, sdi, cg,
737 ARRAY_AND_SIZE(scanopts),
738 ARRAY_AND_SIZE(drvopts),
739 (devc && devc->device) ? devc->device->devopts : NULL,
740 (devc && devc->device) ? devc->device->num_devopts : 0);
742 case SR_CONF_CHANNEL_CONFIG:
743 if (!devc || !devc->device)
747 if (devc->device->features & PPS_INDEPENDENT)
748 s[i++] = "Independent";
749 if (devc->device->features & PPS_SERIES)
751 if (devc->device->features & PPS_PARALLEL)
755 * Shouldn't happen: independent-only devices
756 * shouldn't advertise this option at all.
760 *data = g_variant_new_strv(s, i);
767 * Per-channel-group options depending on a channel are actually
768 * done with the first channel. Channel groups in PPS can have
769 * more than one channel, but they will typically be of equal
770 * specification for use in series or parallel mode.
772 ch = cg->channels->data;
774 if (!devc || !devc->device)
776 ch_spec = &(devc->device->channels[pch->hw_output_idx]);
779 case SR_CONF_DEVICE_OPTIONS:
780 *data = std_gvar_array_u32(devc->device->devopts_cg, devc->device->num_devopts_cg);
782 case SR_CONF_VOLTAGE_TARGET:
783 *data = std_gvar_min_max_step_array(ch_spec->voltage);
785 case SR_CONF_OUTPUT_FREQUENCY_TARGET:
786 *data = std_gvar_min_max_step_array(ch_spec->frequency);
788 case SR_CONF_CURRENT_LIMIT:
789 *data = std_gvar_min_max_step_array(ch_spec->current);
791 case SR_CONF_OVER_VOLTAGE_PROTECTION_THRESHOLD:
792 *data = std_gvar_min_max_step_array(ch_spec->ovp);
794 case SR_CONF_OVER_CURRENT_PROTECTION_THRESHOLD:
795 *data = std_gvar_min_max_step_array(ch_spec->ocp);
805 static int dev_acquisition_start(const struct sr_dev_inst *sdi)
807 struct dev_context *devc;
808 struct sr_scpi_dev_inst *scpi;
814 /* Prime the pipe with the first channel. */
815 devc->cur_acquisition_channel = sr_next_enabled_channel(sdi, NULL);
817 /* Device specific initialization before acquisition starts. */
818 if (devc->device->init_acquisition)
819 devc->device->init_acquisition(sdi);
821 if ((ret = sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 10,
822 scpi_pps_receive_data, (void *)sdi)) != SR_OK)
824 std_session_send_df_header(sdi);
825 sr_sw_limits_acquisition_start(&devc->limits);
830 static int dev_acquisition_stop(struct sr_dev_inst *sdi)
832 struct sr_scpi_dev_inst *scpi;
836 sr_scpi_source_remove(sdi->session, scpi);
838 std_session_send_df_end(sdi);
843 static struct sr_dev_driver scpi_pps_driver_info = {
845 .longname = "SCPI PPS",
848 .cleanup = std_cleanup,
849 .scan = scan_scpi_pps,
850 .dev_list = std_dev_list,
851 .dev_clear = dev_clear,
852 .config_get = config_get,
853 .config_set = config_set,
854 .config_list = config_list,
855 .dev_open = dev_open,
856 .dev_close = dev_close,
857 .dev_acquisition_start = dev_acquisition_start,
858 .dev_acquisition_stop = dev_acquisition_stop,
862 static struct sr_dev_driver hp_ib_pps_driver_info = {
864 .longname = "HP-IB PPS",
867 .cleanup = std_cleanup,
868 .scan = scan_hpib_pps,
869 .dev_list = std_dev_list,
870 .dev_clear = dev_clear,
871 .config_get = config_get,
872 .config_set = config_set,
873 .config_list = config_list,
874 .dev_open = dev_open,
875 .dev_close = dev_close,
876 .dev_acquisition_start = dev_acquisition_start,
877 .dev_acquisition_stop = dev_acquisition_stop,
880 SR_REGISTER_DEV_DRIVER(scpi_pps_driver_info);
881 SR_REGISTER_DEV_DRIVER(hp_ib_pps_driver_info);