/* * This file is part of the libsigrok project. * * Copyright (C) 2018 mhooijboer * * 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 . */ #include #include #include #include #include #include #include #include #include #include "libsigrok-internal.h" #include "protocol.h" #include "scpi.h" static const uint32_t scanopts[] = { SR_CONF_CONN, SR_CONF_SERIALCOMM, }; static const uint32_t drvopts[] = { SR_CONF_OSCILLOSCOPE, SR_CONF_LOGIC_ANALYZER, }; static const uint32_t devopts[] = { SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_TRIGGER_LEVEL | SR_CONF_GET | SR_CONF_SET, SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET, SR_CONF_NUM_HDIV | SR_CONF_GET | SR_CONF_LIST, SR_CONF_SAMPLERATE | SR_CONF_GET, SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET, SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_AVERAGING | SR_CONF_GET | SR_CONF_SET, SR_CONF_AVG_SAMPLES | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, }; static const uint32_t devopts_cg_analog[] = { SR_CONF_NUM_VDIV | SR_CONF_GET, SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_PROBE_FACTOR | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, }; static const uint64_t timebases[][2] = { /* nanoseconds */ { 1, 1000000000 }, { 2, 1000000000 }, { 5, 1000000000 }, { 10, 1000000000 }, { 20, 1000000000 }, { 50, 1000000000 }, { 100, 1000000000 }, { 200, 1000000000 }, { 500, 1000000000 }, /* microseconds */ { 1, 1000000 }, { 2, 1000000 }, { 5, 1000000 }, { 10, 1000000 }, { 20, 1000000 }, { 50, 1000000 }, { 100, 1000000 }, { 200, 1000000 }, { 500, 1000000 }, /* milliseconds */ { 1, 1000 }, { 2, 1000 }, { 5, 1000 }, { 10, 1000 }, { 20, 1000 }, { 50, 1000 }, { 100, 1000 }, { 200, 1000 }, { 500, 1000 }, /* seconds */ { 1, 1 }, { 2, 1 }, { 5, 1 }, { 10, 1 }, { 20, 1 }, { 50, 1 }, { 100, 1 }, }; static const uint64_t vdivs[][2] = { /* microvolts */ { 500, 100000 }, /* millivolts */ { 1, 1000 }, { 2, 1000 }, { 5, 1000 }, { 10, 1000 }, { 20, 1000 }, { 50, 1000 }, { 100, 1000 }, { 200, 1000 }, { 500, 1000 }, /* volts */ { 1, 1 }, { 2, 1 }, { 5, 1 }, { 10, 1 }, { 20, 1 }, { 50, 1 }, { 100, 1 }, }; static const char *trigger_sources[] = { "CH1", "CH2", "Ext", "Ext /5", "AC Line", "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", "D8", "D9", "D10", "D11", "D12", "D13", "D14", "D15", }; static const char *trigger_slopes[] = { "r", "f", }; static const char *coupling[] = { "A1M AC 1 Meg", "A50 AC 50 Ohm", "D1M DC 1 Meg", "D50 DC 50 Ohm", "GND", }; static const uint64_t probe_factor[] = { 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10000, }; static const uint64_t averages[] = { 4, 16, 32, 64, 128, 256, 512, 1024, }; /* Do not change the order of entries. */ static const char *data_sources[] = { "Display", "History", }; enum vendor { SIGLENT, }; enum series { SDS1000CML, SDS1000CNL, SDS1000DL, SDS1000X, SDS1000XP, SDS1000XE, SDS2000X, }; /* short name, full name */ static const struct siglent_sds_vendor supported_vendors[] = { [SIGLENT] = {"Siglent", "Siglent Technologies"}, }; #define VENDOR(x) &supported_vendors[x] /* vendor, series, protocol, max timebase, min vdiv, number of horizontal divs, * number of vertical divs, live waveform samples, memory buffer samples */ static const struct siglent_sds_series supported_series[] = { [SDS1000CML] = {VENDOR(SIGLENT), "SDS1000CML", NON_SPO_MODEL, { 50, 1 }, { 2, 1000 }, 18, 8, 1400363}, [SDS1000CNL] = {VENDOR(SIGLENT), "SDS1000CNL", NON_SPO_MODEL, { 50, 1 }, { 2, 1000 }, 18, 8, 1400363}, [SDS1000DL] = {VENDOR(SIGLENT), "SDS1000DL", NON_SPO_MODEL, { 50, 1 }, { 2, 1000 }, 18, 8, 1400363}, [SDS1000X] = {VENDOR(SIGLENT), "SDS1000X", SPO_MODEL, { 50, 1 }, { 500, 100000 }, 14, 8, 14000363}, [SDS1000XP] = {VENDOR(SIGLENT), "SDS1000X+", SPO_MODEL, { 50, 1 }, { 500, 100000 }, 14, 8, 14000363}, [SDS1000XE] = {VENDOR(SIGLENT), "SDS1000XE", ESERIES, { 50, 1 }, { 500, 100000 }, 14, 8, 14000363}, [SDS2000X] = {VENDOR(SIGLENT), "SDS2000X", SPO_MODEL, { 50, 1 }, { 500, 100000 }, 14, 8, 14000363}, }; #define SERIES(x) &supported_series[x] /* series, model, min timebase, analog channels, digital */ static const struct siglent_sds_model supported_models[] = { { SERIES(SDS1000CML), "SDS1152CML", { 20, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000CML), "SDS1102CML", { 10, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000CML), "SDS1072CML", { 5, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000CNL), "SDS1202CNL", { 20, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000CNL), "SDS1102CNL", { 10, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000CNL), "SDS1072CNL", { 5, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000DL), "SDS1202DL", { 20, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000DL), "SDS1102DL", { 10, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000DL), "SDS1022DL", { 5, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000DL), "SDS1052DL", { 5, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000DL), "SDS1052DL+", { 5, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000X), "SDS1102X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000XP), "SDS1102X+", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000X), "SDS1202X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000XP), "SDS1202X+", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000XE), "SDS1202X-E", { 1, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS1000XE), "SDS1104X-E", { 1, 1000000000 }, 4, TRUE, 16 }, { SERIES(SDS1000XE), "SDS1204X-E", { 1, 1000000000 }, 4, TRUE, 16 }, { SERIES(SDS2000X), "SDS2072X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS2000X), "SDS2074X", { 2, 1000000000 }, 4, FALSE, 0 }, { SERIES(SDS2000X), "SDS2102X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS2000X), "SDS2104X", { 2, 1000000000 }, 4, FALSE, 0 }, { SERIES(SDS2000X), "SDS2202X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS2000X), "SDS2204X", { 2, 1000000000 }, 4, FALSE, 0 }, { SERIES(SDS2000X), "SDS2302X", { 2, 1000000000 }, 2, FALSE, 0 }, { SERIES(SDS2000X), "SDS2304X", { 2, 1000000000 }, 4, FALSE, 0 }, }; SR_PRIV struct sr_dev_driver siglent_sds_driver_info; static void clear_helper(void *priv) { struct dev_context *devc; devc = priv; if (!devc) return; g_free(devc->analog_groups); g_free(devc->enabled_channels); } static int dev_clear(const struct sr_dev_driver *di) { return std_dev_clear_with_callback(di, clear_helper); } static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi) { struct dev_context *devc; struct sr_dev_inst *sdi; struct sr_scpi_hw_info *hw_info; struct sr_channel *ch; unsigned int i; const struct siglent_sds_model *model; gchar *channel_name; sr_dbg("Setting Communication Headers to off."); if (sr_scpi_send(scpi, "CHDR OFF") != SR_OK) return NULL; if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { sr_info("Couldn't get IDN response, retrying."); sr_scpi_close(scpi); sr_scpi_open(scpi); if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) { sr_info("Couldn't get IDN response."); return NULL; } } model = NULL; for (i = 0; i < ARRAY_SIZE(supported_models); i++) { if (!strcmp(hw_info->model, supported_models[i].name)) { model = &supported_models[i]; break; } } if (!model) { sr_scpi_hw_info_free(hw_info); return NULL; } sdi = g_malloc0(sizeof(struct sr_dev_inst)); sdi->vendor = g_strdup(model->series->vendor->name); sdi->model = g_strdup(model->name); sdi->version = g_strdup(hw_info->firmware_version); sdi->conn = scpi; sdi->driver = &siglent_sds_driver_info; sdi->inst_type = SR_INST_SCPI; sdi->serial_num = g_strdup(hw_info->serial_number); devc = g_malloc0(sizeof(struct dev_context)); devc->limit_frames = 1; devc->model = model; sr_scpi_hw_info_free(hw_info); devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group *) * model->analog_channels); for (i = 0; i < model->analog_channels; i++) { channel_name = g_strdup_printf("CH%d", i + 1); ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_name); devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group)); devc->analog_groups[i]->name = channel_name; devc->analog_groups[i]->channels = g_slist_append(NULL, ch); sdi->channel_groups = g_slist_append(sdi->channel_groups, devc->analog_groups[i]); } if (devc->model->has_digital) { devc->digital_group = g_malloc0(sizeof(struct sr_channel_group)); for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) { channel_name = g_strdup_printf("D%d", i); ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name); g_free(channel_name); devc->digital_group->channels = g_slist_append( devc->digital_group->channels, ch); } devc->digital_group->name = g_strdup("LA"); sdi->channel_groups = g_slist_append(sdi->channel_groups, devc->digital_group); } for (i = 0; i < ARRAY_SIZE(timebases); i++) { if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2]))) devc->timebases = &timebases[i]; if (!memcmp(&devc->model->series->max_timebase, &timebases[i], sizeof(uint64_t[2]))) devc->num_timebases = &timebases[i] - devc->timebases + 1; } for (i = 0; i < ARRAY_SIZE(vdivs); i++) { devc->vdivs = &vdivs[i]; if (!memcmp(&devc->model->series->min_vdiv, &vdivs[i], sizeof(uint64_t[2]))) { devc->vdivs = &vdivs[i]; devc->num_vdivs = ARRAY_SIZE(vdivs) - i; break; } } devc->buffer = g_malloc(devc->model->series->buffer_samples); sr_dbg("Setting device context buffer size: %i.", devc->model->series->buffer_samples); devc->data = g_malloc(devc->model->series->buffer_samples * sizeof(float)); devc->data_source = DATA_SOURCE_SCREEN; sdi->priv = devc; return sdi; } static GSList *scan(struct sr_dev_driver *di, GSList *options) { /* TODO: Implement RPC call for LXI device discovery. */ return sr_scpi_scan(di->context, options, probe_device); } static int dev_open(struct sr_dev_inst *sdi) { int ret; struct sr_scpi_dev_inst *scpi = sdi->conn; if ((ret = sr_scpi_open(scpi)) < 0) { sr_err("Failed to open SCPI device: %s.", sr_strerror(ret)); return SR_ERR; } if ((ret = siglent_sds_get_dev_cfg(sdi)) < 0) { sr_err("Failed to get device config: %s.", sr_strerror(ret)); return SR_ERR; } return SR_OK; } static int dev_close(struct sr_dev_inst *sdi) { return sr_scpi_close(sdi->conn); } static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { struct dev_context *devc; struct sr_channel *ch; const char *tmp_str; int analog_channel = -1; float smallest_diff = INFINITY; int idx = -1; unsigned i; if (!sdi) return SR_ERR_ARG; devc = sdi->priv; /* If a channel group is specified, it must be a valid one. */ if (cg && !g_slist_find(sdi->channel_groups, cg)) { sr_err("Invalid channel group specified."); return SR_ERR; } if (cg) { ch = g_slist_nth_data(cg->channels, 0); if (!ch) return SR_ERR; if (ch->type == SR_CHANNEL_ANALOG) { if (ch->name[2] < '1' || ch->name[2] > '4') return SR_ERR; analog_channel = ch->name[2] - '1'; } } switch (key) { case SR_CONF_NUM_HDIV: *data = g_variant_new_int32(devc->model->series->num_horizontal_divs); break; case SR_CONF_NUM_VDIV: *data = g_variant_new_int32(devc->num_vdivs); break; case SR_CONF_LIMIT_FRAMES: *data = g_variant_new_uint64(devc->limit_frames); break; case SR_CONF_DATA_SOURCE: if (devc->data_source == DATA_SOURCE_SCREEN) *data = g_variant_new_string("Screen"); else if (devc->data_source == DATA_SOURCE_HISTORY) *data = g_variant_new_string("History"); break; case SR_CONF_SAMPLERATE: siglent_sds_get_dev_cfg_horizontal(sdi); *data = g_variant_new_uint64(devc->samplerate); break; case SR_CONF_TRIGGER_SOURCE: if (!strcmp(devc->trigger_source, "ACL")) tmp_str = "AC Line"; else if (!strcmp(devc->trigger_source, "CHAN1")) tmp_str = "CH1"; else if (!strcmp(devc->trigger_source, "CHAN2")) tmp_str = "CH2"; else tmp_str = devc->trigger_source; *data = g_variant_new_string(tmp_str); break; case SR_CONF_TRIGGER_SLOPE: if (!strncmp(devc->trigger_slope, "POS", 3)) { tmp_str = "r"; } else if (!strncmp(devc->trigger_slope, "NEG", 3)) { tmp_str = "f"; } else { sr_dbg("Unknown trigger slope: '%s'.", devc->trigger_slope); return SR_ERR_NA; } *data = g_variant_new_string(tmp_str); break; case SR_CONF_TRIGGER_LEVEL: *data = g_variant_new_double(devc->trigger_level); break; case SR_CONF_HORIZ_TRIGGERPOS: *data = g_variant_new_double(devc->horiz_triggerpos); break; case SR_CONF_TIMEBASE: for (i = 0; i < devc->num_timebases; i++) { float tb, diff; tb = (float)devc->timebases[i][0] / devc->timebases[i][1]; diff = fabs(devc->timebase - tb); if (diff < smallest_diff) { smallest_diff = diff; idx = i; } } if (idx < 0) { sr_dbg("Negative timebase index: %d.", idx); return SR_ERR_NA; } *data = g_variant_new("(tt)", devc->timebases[idx][0], devc->timebases[idx][1]); break; case SR_CONF_VDIV: if (analog_channel < 0) { sr_dbg("Negative analog channel: %d.", analog_channel); return SR_ERR_NA; } for (i = 0; i < ARRAY_SIZE(vdivs); i++) { float vdiv = (float)vdivs[i][0] / vdivs[i][1]; float diff = fabsf(devc->vdiv[analog_channel] - vdiv); if (diff < smallest_diff) { smallest_diff = diff; idx = i; } } if (idx < 0) { sr_dbg("Negative vdiv index: %d.", idx); return SR_ERR_NA; } *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]); break; case SR_CONF_COUPLING: if (analog_channel < 0) { sr_dbg("Negative analog channel: %d.", analog_channel); return SR_ERR_NA; } *data = g_variant_new_string(devc->coupling[analog_channel]); break; case SR_CONF_PROBE_FACTOR: if (analog_channel < 0) { sr_dbg("Negative analog channel: %d.", analog_channel); return SR_ERR_NA; } *data = g_variant_new_uint64(devc->attenuation[analog_channel]); break; case SR_CONF_AVERAGING: *data = g_variant_new_boolean(devc->average_enabled); break; case SR_CONF_AVG_SAMPLES: *data = g_variant_new_uint64(devc->average_samples); break; default: return SR_ERR_NA; } return SR_OK; } static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { struct dev_context *devc; uint64_t p; double t_dbl; int i; int ret, idx; const char *tmp_str; char buffer[16]; char *cmd = ""; char cmd4[4]; devc = sdi->priv; /* If a channel group is specified, it must be a valid one. */ if (cg && !g_slist_find(sdi->channel_groups, cg)) { sr_err("Invalid channel group specified."); return SR_ERR; } ret = SR_OK; switch (key) { case SR_CONF_LIMIT_FRAMES: devc->limit_frames = g_variant_get_uint64(data); break; case SR_CONF_TRIGGER_SLOPE: if ((idx = std_str_idx(data, ARRAY_AND_SIZE(trigger_slopes))) < 0) return SR_ERR_ARG; g_free(devc->trigger_slope); devc->trigger_slope = g_strdup((trigger_slopes[idx][0] == 'r') ? "POS" : "NEG"); return siglent_sds_config_set(sdi, "%s:TRSL %s", devc->trigger_source, devc->trigger_slope); case SR_CONF_HORIZ_TRIGGERPOS: t_dbl = g_variant_get_double(data); if (t_dbl < 0.0 || t_dbl > 1.0) { sr_err("Invalid horiz. trigger position: %g.", t_dbl); return SR_ERR; } devc->horiz_triggerpos = t_dbl; /* We have the trigger offset as a percentage of the frame, but * need to express this in seconds. */ t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases; g_ascii_formatd(buffer, sizeof(buffer), "%.6f", t_dbl); return siglent_sds_config_set(sdi, ":TIM:OFFS %s", buffer); case SR_CONF_TRIGGER_LEVEL: t_dbl = g_variant_get_double(data); g_ascii_formatd(buffer, sizeof(buffer), "%.3f", t_dbl); ret = siglent_sds_config_set(sdi, ":TRIG:EDGE:LEV %s", buffer); if (ret == SR_OK) devc->trigger_level = t_dbl; break; case SR_CONF_TIMEBASE: if ((idx = std_u64_tuple_idx(data, devc->timebases, devc->num_timebases)) < 0) return SR_ERR_ARG; devc->timebase = (float)devc->timebases[idx][0] / devc->timebases[idx][1]; p = devc->timebases[idx][0]; switch (devc->timebases[idx][1]) { case 1: cmd = g_strdup_printf("%" PRIu64 "S", p); break; case 1000: cmd = g_strdup_printf("%" PRIu64 "MS", p); break; case 1000000: cmd = g_strdup_printf("%" PRIu64 "US", p); break; case 1000000000: cmd = g_strdup_printf("%" PRIu64 "NS", p); break; } ret = siglent_sds_config_set(sdi, "TDIV %s", cmd); g_free(cmd); return ret; case SR_CONF_TRIGGER_SOURCE: if ((idx = std_str_idx(data, ARRAY_AND_SIZE(trigger_sources))) < 0) return SR_ERR_ARG; g_free(devc->trigger_source); devc->trigger_source = g_strdup(trigger_sources[idx]); if (!strcmp(devc->trigger_source, "AC Line")) tmp_str = "LINE"; else if (!strcmp(devc->trigger_source, "CH1")) tmp_str = "C1"; else if (!strcmp(devc->trigger_source, "CH2")) tmp_str = "C2"; else if (!strcmp(devc->trigger_source, "CH3")) tmp_str = "C3"; else if (!strcmp(devc->trigger_source, "CH4")) tmp_str = "C4"; else if (!strcmp(devc->trigger_source, "Ext")) tmp_str = "EX"; else if (!strcmp(devc->trigger_source, "Ext /5")) tmp_str = "EX5"; else tmp_str = (char *)devc->trigger_source; return siglent_sds_config_set(sdi, "TRSE EDGE,SR,%s,OFF", tmp_str); case SR_CONF_VDIV: if (!cg) return SR_ERR_CHANNEL_GROUP; if ((i = std_cg_idx(cg, devc->analog_groups, devc->model->analog_channels)) < 0) return SR_ERR_ARG; if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(vdivs))) < 0) return SR_ERR_ARG; devc->vdiv[i] = (float)vdivs[idx][0] / vdivs[idx][1]; p = vdivs[idx][0]; switch (vdivs[idx][1]) { case 1: cmd = g_strdup_printf("%" PRIu64 "V", p); break; case 1000: cmd = g_strdup_printf("%" PRIu64 "MV", p); break; case 100000: cmd = g_strdup_printf("%" PRIu64 "UV", p); break; } ret = siglent_sds_config_set(sdi, "C%d:VDIV %s", i + 1, cmd); g_free(cmd); return ret; case SR_CONF_COUPLING: if (!cg) return SR_ERR_CHANNEL_GROUP; if ((i = std_cg_idx(cg, devc->analog_groups, devc->model->analog_channels)) < 0) return SR_ERR_ARG; if ((idx = std_str_idx(data, ARRAY_AND_SIZE(coupling))) < 0) return SR_ERR_ARG; g_free(devc->coupling[i]); devc->coupling[i] = g_strdup(coupling[idx]); strncpy(cmd4, devc->coupling[i], 3); cmd4[3] = 0; return siglent_sds_config_set(sdi, "C%d:CPL %s", i + 1, cmd4); case SR_CONF_PROBE_FACTOR: if (!cg) return SR_ERR_CHANNEL_GROUP; if ((i = std_cg_idx(cg, devc->analog_groups, devc->model->analog_channels)) < 0) return SR_ERR_ARG; if ((idx = std_u64_idx(data, ARRAY_AND_SIZE(probe_factor))) < 0) return SR_ERR_ARG; p = g_variant_get_uint64(data); devc->attenuation[i] = probe_factor[idx]; ret = siglent_sds_config_set(sdi, "C%d:ATTN %" PRIu64, i + 1, p); if (ret == SR_OK) siglent_sds_get_dev_cfg_vertical(sdi); return ret; case SR_CONF_DATA_SOURCE: tmp_str = g_variant_get_string(data, NULL); if (!strcmp(tmp_str, "Display")) devc->data_source = DATA_SOURCE_SCREEN; else if (devc->model->series->protocol >= SPO_MODEL && !strcmp(tmp_str, "History")) devc->data_source = DATA_SOURCE_HISTORY; else { sr_err("Unknown data source: '%s'.", tmp_str); return SR_ERR; } break; case SR_CONF_SAMPLERATE: siglent_sds_get_dev_cfg_horizontal(sdi); data = g_variant_new_uint64(devc->samplerate); break; case SR_CONF_AVERAGING: devc->average_enabled = g_variant_get_boolean(data); sr_dbg("%s averaging", devc->average_enabled ? "Enabling" : "Disabling"); break; case SR_CONF_AVG_SAMPLES: devc->average_samples = g_variant_get_uint64(data); sr_dbg("Setting averaging rate to %" PRIu64, devc->average_samples); break; default: return SR_ERR_NA; } return ret; } static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { struct dev_context *devc; devc = (sdi) ? sdi->priv : NULL; switch (key) { case SR_CONF_SCAN_OPTIONS: case SR_CONF_DEVICE_OPTIONS: if (!cg) return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); if (!devc) return SR_ERR_ARG; if (cg == devc->digital_group) { *data = std_gvar_array_u32(NULL, 0); return SR_OK; } else { if (std_cg_idx(cg, devc->analog_groups, devc->model->analog_channels) < 0) return SR_ERR_ARG; *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg_analog)); return SR_OK; } break; case SR_CONF_COUPLING: if (!cg) return SR_ERR_CHANNEL_GROUP; *data = g_variant_new_strv(ARRAY_AND_SIZE(coupling)); break; case SR_CONF_PROBE_FACTOR: if (!cg) return SR_ERR_CHANNEL_GROUP; *data = std_gvar_array_u64(ARRAY_AND_SIZE(probe_factor)); break; case SR_CONF_VDIV: if (!devc) /* Can't know this until we have the exact model. */ return SR_ERR_ARG; if (!cg) return SR_ERR_CHANNEL_GROUP; *data = std_gvar_tuple_array(devc->vdivs, devc->num_vdivs); break; case SR_CONF_TIMEBASE: if (!devc) /* Can't know this until we have the exact model. */ return SR_ERR_ARG; if (devc->num_timebases <= 0) return SR_ERR_NA; *data = std_gvar_tuple_array(devc->timebases, devc->num_timebases); break; case SR_CONF_TRIGGER_SOURCE: if (!devc) /* Can't know this until we have the exact model. */ return SR_ERR_ARG; *data = g_variant_new_strv(trigger_sources, devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 5); break; case SR_CONF_TRIGGER_SLOPE: *data = g_variant_new_strv(ARRAY_AND_SIZE(trigger_slopes)); break; case SR_CONF_DATA_SOURCE: if (!devc) /* Can't know this until we have the exact model. */ return SR_ERR_ARG; switch (devc->model->series->protocol) { /* TODO: Check what must be done here for the data source buffer sizes. */ case NON_SPO_MODEL: *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1); break; case SPO_MODEL: case ESERIES: *data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources)); break; } break; case SR_CONF_NUM_HDIV: *data = g_variant_new_int32(devc->model->series->num_horizontal_divs); break; case SR_CONF_AVG_SAMPLES: *data = std_gvar_array_u64(ARRAY_AND_SIZE(averages)); break; default: return SR_ERR_NA; } return SR_OK; } static int dev_acquisition_start(const struct sr_dev_inst *sdi) { struct sr_scpi_dev_inst *scpi; struct dev_context *devc; struct sr_channel *ch; struct sr_datafeed_packet packet; gboolean some_digital; GSList *l, *d; scpi = sdi->conn; devc = sdi->priv; devc->num_frames = 0; some_digital = FALSE; /* * Check if there are any logic channels enabled, if so then enable * the MSO, otherwise skip the digital channel setup. Enable and * disable channels on the device is very slow and it is faster when * checked in a small loop without the actual actions. */ for (d = sdi->channels; d; d = d->next) { ch = d->data; if (ch->type == SR_CHANNEL_LOGIC && ch->enabled) some_digital = TRUE; } for (l = sdi->channels; l; l = l->next) { ch = l->data; if (ch->type == SR_CHANNEL_ANALOG) { if (ch->enabled) devc->enabled_channels = g_slist_append( devc->enabled_channels, ch); if (ch->enabled != devc->analog_channels[ch->index]) { /* Enabled channel is currently disabled, or vice versa. */ if (siglent_sds_config_set(sdi, "C%d:TRA %s", ch->index + 1, ch->enabled ? "ON" : "OFF") != SR_OK) return SR_ERR; devc->analog_channels[ch->index] = ch->enabled; } } else if (ch->type == SR_CHANNEL_LOGIC && some_digital) { if (ch->enabled) { /* Turn on LA module if currently off and digital channels are enabled. */ if (!devc->la_enabled) { if (siglent_sds_config_set(sdi, "DI:SW?") != SR_OK) return SR_ERR; devc->la_enabled = TRUE; } devc->enabled_channels = g_slist_append( devc->enabled_channels, ch); } /* Enabled channel is currently disabled, or vice versa. */ if (siglent_sds_config_set(sdi, "D%d:TRA %s", ch->index, ch->enabled ? "ON" : "OFF") != SR_OK) return SR_ERR; devc->digital_channels[ch->index] = ch->enabled; } } if (!devc->enabled_channels) return SR_ERR; /* Turn off LA module if on and no digital channels selected. */ if (devc->la_enabled && !some_digital) if (siglent_sds_config_set(sdi, "DGST OFF") != SR_OK) { devc->la_enabled = FALSE; g_usleep(500000); return SR_ERR; } // devc->analog_frame_size = devc->model->series->buffer_samples; // devc->digital_frame_size = devc->model->series->buffer_samples; siglent_sds_get_dev_cfg_horizontal(sdi); switch (devc->model->series->protocol) { case SPO_MODEL: if (siglent_sds_config_set(sdi, "WFSU SP,0,TYPE,1") != SR_OK) return SR_ERR; if (devc->average_enabled) { if (siglent_sds_config_set(sdi, "ACQW AVERAGE,%i", devc->average_samples) != SR_OK) return SR_ERR; } else { if (siglent_sds_config_set(sdi, "ACQW SAMPLING") != SR_OK) return SR_ERR; } break; case NON_SPO_MODEL: /* TODO: Implement CML/CNL/DL models. */ if (siglent_sds_config_set(sdi, "WFSU SP,0,TYPE,1") != SR_OK) return SR_ERR; if (siglent_sds_config_set(sdi, "ACQW SAMPLING") != SR_OK) return SR_ERR; break; default: break; } sr_scpi_source_add(sdi->session, scpi, G_IO_IN, 7000, siglent_sds_receive, (void *) sdi); std_session_send_df_header(sdi); devc->channel_entry = devc->enabled_channels; if (siglent_sds_capture_start(sdi) != SR_OK) return SR_ERR; /* Start of first frame. */ packet.type = SR_DF_FRAME_BEGIN; sr_session_send(sdi, &packet); return SR_OK; } static int dev_acquisition_stop(struct sr_dev_inst *sdi) { struct dev_context *devc; struct sr_scpi_dev_inst *scpi; devc = sdi->priv; std_session_send_df_end(sdi); g_slist_free(devc->enabled_channels); devc->enabled_channels = NULL; scpi = sdi->conn; sr_scpi_source_remove(sdi->session, scpi); return SR_OK; } SR_PRIV struct sr_dev_driver siglent_sds_driver_info = { .name = "siglent-sds", .longname = "Siglent SDS1000/SDS2000", .api_version = 1, .init = std_init, .cleanup = std_cleanup, .scan = scan, .dev_list = std_dev_list, .dev_clear = dev_clear, .config_get = config_get, .config_set = config_set, .config_list = config_list, .dev_open = dev_open, .dev_close = dev_close, .dev_acquisition_start = dev_acquisition_start, .dev_acquisition_stop = dev_acquisition_stop, .context = NULL, }; SR_REGISTER_DEV_DRIVER(siglent_sds_driver_info);