*
* Copyright (C) 2012 Martin Ling <martin-git@earth.li>
* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
+ * Copyright (C) 2013 Mathias Grimmberger <mgri@zaphod.sax.de>
*
* 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
#include "libsigrok-internal.h"
#include "protocol.h"
-#define NUM_TIMEBASE 12
-#define NUM_VDIV 8
-
static const int32_t hwopts[] = {
SR_CONF_CONN,
};
SR_CONF_NUM_VDIV,
SR_CONF_VDIV,
SR_CONF_COUPLING,
+ SR_CONF_DATA_SOURCE,
};
static const uint64_t timebases[][2] = {
{ 10, 1 },
{ 20, 1 },
{ 50, 1 },
+ { 100, 1 },
+ { 200, 1 },
+ { 500, 1 },
+ /* { 1000, 1 }, Confuses other code? */
};
static const uint64_t vdivs[][2] = {
+ /* microvolts */
+ { 500, 1000000 },
/* millivolts */
+ { 1, 1000 },
{ 2, 1000 },
{ 5, 1000 },
{ 10, 1000 },
{ 10, 1 },
};
+#define NUM_TIMEBASE ARRAY_SIZE(timebases)
+#define NUM_VDIV ARRAY_SIZE(vdivs)
+
static const char *trigger_sources[] = {
"CH1",
"CH2",
"GND",
};
-static const char *supported_models[] = {
- "DS1052E",
- "DS1102E",
- "DS1152E",
- "DS1052D",
- "DS1102D",
- "DS1152D",
+/* Do not change the order of entries */
+static const char *data_sources[] = {
+ "Live",
+ "Memory",
+ "Segmented",
+};
+
+/*
+ * name, series, protocol flavor, min timebase, max timebase, min vdiv,
+ * digital channels, number of horizontal divs
+ */
+static const struct rigol_ds_model supported_models[] = {
+ {"DS1052E", RIGOL_DS1000, PROTOCOL_LEGACY, {5, 1000000000}, {50, 1}, {2, 1000}, false, 12},
+ {"DS1102E", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, false, 12},
+ {"DS1152E", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, false, 12},
+ {"DS1052D", RIGOL_DS1000, PROTOCOL_LEGACY, {5, 1000000000}, {50, 1}, {2, 1000}, true, 12},
+ {"DS1102D", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, true, 12},
+ {"DS1152D", RIGOL_DS1000, PROTOCOL_LEGACY, {2, 1000000000}, {50, 1}, {2, 1000}, true, 12},
+ {"DS2072", RIGOL_DS2000, PROTOCOL_IEEE488_2, {5, 1000000000}, {500, 1}, {500, 1000000}, false, 14},
+ {"DS2102", RIGOL_DS2000, PROTOCOL_IEEE488_2, {5, 1000000000}, {500, 1}, {500, 1000000}, false, 14},
+ {"DS2202", RIGOL_DS2000, PROTOCOL_IEEE488_2, {2, 1000000000}, {500, 1}, {500, 1000000}, false, 14},
};
SR_PRIV struct sr_dev_driver rigol_ds_driver_info;
struct dev_context *devc;
devc = priv;
+ g_free(devc->data);
+ g_free(devc->buffer);
g_free(devc->coupling[0]);
g_free(devc->coupling[1]);
g_free(devc->trigger_source);
{
struct dev_context *devc;
struct sr_dev_inst *sdi;
- struct sr_serial_dev_inst *serial;
+ struct sr_usbtmc_dev_inst *usbtmc;
struct sr_probe *probe;
unsigned int i;
int len, num_tokens;
- gboolean matched, has_digital;
- const char *manufacturer, *model, *version;
+ const char *manufacturer, *model_name, *version;
+ const struct rigol_ds_model *model = NULL;
char buf[256];
gchar **tokens, *channel_name;
*devices = NULL;
- if (!(serial = sr_serial_dev_inst_new(port, NULL)))
+ if (!(usbtmc = sr_usbtmc_dev_inst_new(port)))
return SR_ERR_MALLOC;
- if (serial_open(serial, SERIAL_RDWR) != SR_OK)
+ if ((usbtmc->fd = open(usbtmc->device, O_RDWR)) < 0)
return SR_ERR;
- len = serial_write(serial, "*IDN?", 5);
- len = serial_read(serial, buf, sizeof(buf));
- if (serial_close(serial) != SR_OK)
+ len = write(usbtmc->fd, "*IDN?", 5);
+ len = read(usbtmc->fd, buf, sizeof(buf));
+ if (close(usbtmc->fd) < 0)
return SR_ERR;
- sr_serial_dev_inst_free(serial);
+ sr_usbtmc_dev_inst_free(usbtmc);
if (len == 0)
return SR_ERR_NA;
}
manufacturer = tokens[0];
- model = tokens[1];
+ model_name = tokens[1];
version = tokens[3];
- if (strcmp(manufacturer, "Rigol Technologies")) {
+ if (strcasecmp(manufacturer, "Rigol Technologies")) {
g_strfreev(tokens);
return SR_ERR_NA;
}
- matched = has_digital = FALSE;
for (i = 0; i < ARRAY_SIZE(supported_models); i++) {
- if (!strcmp(model, supported_models[i])) {
- matched = TRUE;
- has_digital = g_str_has_suffix(model, "D");
+ if (!strcmp(model_name, supported_models[i].name)) {
+ model = &supported_models[i];
break;
}
}
- if (!matched || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE,
- manufacturer, model, version))) {
+ if (!model || !(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE,
+ manufacturer, model_name, version))) {
g_strfreev(tokens);
return SR_ERR_NA;
}
g_strfreev(tokens);
- if (!(sdi->conn = sr_serial_dev_inst_new(port, NULL)))
+ if (!(sdi->conn = sr_usbtmc_dev_inst_new(port)))
return SR_ERR_MALLOC;
sdi->driver = di;
- sdi->inst_type = SR_INST_SERIAL;
+ sdi->inst_type = SR_INST_USBTMC;
if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
return SR_ERR_MALLOC;
devc->limit_frames = 0;
- devc->has_digital = has_digital;
+ devc->model = model;
for (i = 0; i < 2; i++) {
channel_name = (i == 0 ? "CH1" : "CH2");
&devc->analog_groups[i]);
}
- if (devc->has_digital) {
+ if (devc->model->has_digital) {
for (i = 0; i < 16; i++) {
if (!(channel_name = g_strdup_printf("D%d", i)))
return SR_ERR_MALLOC;
&devc->digital_group);
}
}
+
+ for (i = 0; i < NUM_TIMEBASE; i++) {
+ if (!memcmp(&devc->model->min_timebase, &timebases[i], sizeof(uint64_t[2])))
+ devc->timebases = &timebases[i];
+ if (!memcmp(&devc->model->max_timebase, &timebases[i], sizeof(uint64_t[2])))
+ devc->num_timebases = &timebases[i] - devc->timebases + 1;
+ }
+
+ for (i = 0; i < NUM_VDIV; i++) {
+ if (!memcmp(&devc->model->min_vdiv, &vdivs[i], sizeof(uint64_t[2]))) {
+ devc->vdivs = &vdivs[i];
+ devc->num_vdivs = NUM_VDIV - (&vdivs[i] - &vdivs[0]);
+ }
+ }
+
+ if (!(devc->buffer = g_try_malloc(ACQ_BUFFER_SIZE)))
+ return SR_ERR_MALLOC;
+ if (!(devc->data = g_try_malloc(ACQ_BUFFER_SIZE * sizeof(float))))
+ return SR_ERR_MALLOC;
+
+ devc->data_source = DATA_SOURCE_LIVE;
+
sdi->priv = devc;
*devices = g_slist_append(NULL, sdi);
static int dev_open(struct sr_dev_inst *sdi)
{
+ struct sr_usbtmc_dev_inst *usbtmc = sdi->conn;
- if (serial_open(sdi->conn, SERIAL_RDWR) != SR_OK)
+ if ((usbtmc->fd = open(usbtmc->device, O_RDWR)) < 0)
return SR_ERR;
if (rigol_ds_get_dev_cfg(sdi) != SR_OK)
static int dev_close(struct sr_dev_inst *sdi)
{
- struct sr_serial_dev_inst *serial;
+ struct sr_usbtmc_dev_inst *usbtmc;
- serial = sdi->conn;
- if (serial && serial->fd != -1) {
- serial_close(serial);
+ usbtmc = sdi->conn;
+ if (usbtmc && usbtmc->fd != -1) {
+ close(usbtmc->fd);
+ usbtmc->fd = -1;
sdi->status = SR_ST_INACTIVE;
}
switch (id) {
case SR_CONF_NUM_TIMEBASE:
- *data = g_variant_new_int32(NUM_TIMEBASE);
+ *data = g_variant_new_int32(devc->num_timebases);
break;
case SR_CONF_NUM_VDIV:
if (!probe_group) {
}
for (i = 0; i < 2; i++) {
if (probe_group == &devc->analog_groups[i]) {
- *data = g_variant_new_int32(NUM_VDIV);
+ *data = g_variant_new_int32(devc->num_vdivs);
return SR_OK;
}
}
return SR_ERR_NA;
+ case SR_CONF_DATA_SOURCE:
+ if (devc->data_source == DATA_SOURCE_LIVE)
+ *data = g_variant_new_string("Live");
+ else if (devc->data_source == DATA_SOURCE_MEMORY)
+ *data = g_variant_new_string("Memory");
+ else
+ *data = g_variant_new_string("Segmented");
+ break;
default:
return SR_ERR_NA;
}
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 * NUM_TIMEBASE;
+ t_dbl = -(devc->horiz_triggerpos - 0.5) * devc->timebase * devc->num_timebases;
ret = set_cfg(sdi, ":TIM:OFFS %.6f", t_dbl);
break;
case SR_CONF_TIMEBASE:
g_variant_get(data, "(tt)", &p, &q);
- for (i = 0; i < ARRAY_SIZE(timebases); i++) {
- if (timebases[i][0] == p && timebases[i][1] == q) {
+ for (i = 0; i < devc->num_timebases; i++) {
+ if (devc->timebases[i][0] == p && devc->timebases[i][1] == q) {
devc->timebase = (float)p / q;
ret = set_cfg(sdi, ":TIM:SCAL %.9f", devc->timebase);
break;
}
}
- if (i == ARRAY_SIZE(timebases))
+ if (i == devc->num_timebases)
ret = SR_ERR_ARG;
break;
case SR_CONF_TRIGGER_SOURCE:
}
}
return SR_ERR_NA;
+ case SR_CONF_DATA_SOURCE:
+ tmp_str = g_variant_get_string(data, NULL);
+ if (!strcmp(tmp_str, "Live"))
+ devc->data_source = DATA_SOURCE_LIVE;
+ else if (!strcmp(tmp_str, "Memory"))
+ devc->data_source = DATA_SOURCE_MEMORY;
+ else if (devc->model->protocol == PROTOCOL_IEEE488_2
+ && !strcmp(tmp_str, "Segmented"))
+ devc->data_source = DATA_SOURCE_SEGMENTED;
+ else
+ return SR_ERR;
+ break;
default:
ret = SR_ERR_NA;
break;
GVariant *tuple, *rational[2];
GVariantBuilder gvb;
unsigned int i;
- struct dev_context *devc;
+ struct dev_context *devc = NULL;
+
+ if (sdi)
+ devc = sdi->priv;
if (key == SR_CONF_SCAN_OPTIONS) {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
*data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
break;
case SR_CONF_VDIV:
+ if (!devc)
+ /* Can't know this until we have the exact model. */
+ return SR_ERR_ARG;
if (!probe_group) {
sr_err("No probe group specified.");
return SR_ERR_PROBE_GROUP;
}
g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
- rational[0] = g_variant_new_uint64(vdivs[i][0]);
- rational[1] = g_variant_new_uint64(vdivs[i][1]);
+ for (i = 0; i < devc->num_vdivs; i++) {
+ rational[0] = g_variant_new_uint64(devc->vdivs[i][0]);
+ rational[1] = g_variant_new_uint64(devc->vdivs[i][1]);
tuple = g_variant_new_tuple(rational, 2);
g_variant_builder_add_value(&gvb, tuple);
}
*data = g_variant_builder_end(&gvb);
break;
case SR_CONF_TIMEBASE:
+ if (!devc)
+ /* Can't know this until we have the exact model. */
+ return SR_ERR_ARG;
g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- for (i = 0; i < ARRAY_SIZE(timebases); i++) {
- rational[0] = g_variant_new_uint64(timebases[i][0]);
- rational[1] = g_variant_new_uint64(timebases[i][1]);
+ for (i = 0; i < devc->num_timebases; i++) {
+ rational[0] = g_variant_new_uint64(devc->timebases[i][0]);
+ rational[1] = g_variant_new_uint64(devc->timebases[i][1]);
tuple = g_variant_new_tuple(rational, 2);
g_variant_builder_add_value(&gvb, tuple);
}
*data = g_variant_builder_end(&gvb);
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->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
+ devc->model->has_digital ? ARRAY_SIZE(trigger_sources) : 4);
+ break;
+ case SR_CONF_DATA_SOURCE:
+ if (!devc)
+ /* Can't know this until we have the exact model. */
+ return SR_ERR_ARG;
+ /* This needs tweaking by series/model! */
+ if (devc->model->series == RIGOL_DS2000)
+ *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
+ else
+ *data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources) - 1);
break;
default:
return SR_ERR_NA;
static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
{
- struct sr_serial_dev_inst *serial;
+ struct sr_usbtmc_dev_inst *usbtmc;
struct dev_context *devc;
struct sr_probe *probe;
GSList *l;
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
- serial = sdi->conn;
+ usbtmc = sdi->conn;
devc = sdi->priv;
+ if (devc->data_source == DATA_SOURCE_LIVE) {
+ if (rigol_ds_send(sdi, ":RUN") != SR_OK)
+ return SR_ERR;
+ } else if (devc->data_source == DATA_SOURCE_MEMORY) {
+ if (devc->model->series != RIGOL_DS2000) {
+ sr_err("Data source 'Memory' not supported for this device");
+ return SR_ERR;
+ }
+ } else if (devc->data_source == DATA_SOURCE_SEGMENTED) {
+ sr_err("Data source 'Segmented' not yet supported");
+ return SR_ERR;
+ }
+
for (l = sdi->probes; l; l = l->next) {
probe = l->data;
sr_dbg("handling probe %s", probe->name);
if (!devc->enabled_analog_probes && !devc->enabled_digital_probes)
return SR_ERR;
- sr_source_add(serial->fd, G_IO_IN, 50, rigol_ds_receive, (void *)sdi);
+ sr_source_add(usbtmc->fd, G_IO_IN, 50, rigol_ds_receive, (void *)sdi);
/* Send header packet to the session bus. */
std_session_send_df_header(cb_data, LOG_PREFIX);
- /* Fetch the first frame. */
- if (devc->enabled_analog_probes) {
- devc->channel_frame = devc->enabled_analog_probes->data;
- if (rigol_ds_send(sdi, ":WAV:DATA? CHAN%d",
- devc->channel_frame->index + 1) != SR_OK)
- return SR_ERR;
+ if (devc->model->protocol == PROTOCOL_LEGACY) {
+ /* Fetch the first frame. */
+ if (devc->enabled_analog_probes) {
+ devc->analog_frame_size = DS1000_ANALOG_LIVE_WAVEFORM_SIZE;
+ devc->channel_frame = devc->enabled_analog_probes->data;
+ if (rigol_ds_send(sdi, ":WAV:DATA? CHAN%d",
+ devc->channel_frame->index + 1) != SR_OK)
+ return SR_ERR;
+ } else {
+ devc->channel_frame = devc->enabled_digital_probes->data;
+ if (rigol_ds_send(sdi, ":WAV:DATA? DIG") != SR_OK)
+ return SR_ERR;
+ }
+
+ devc->num_frame_bytes = 0;
} else {
- devc->channel_frame = devc->enabled_digital_probes->data;
- if (rigol_ds_send(sdi, ":WAV:DATA? DIG") != SR_OK)
- return SR_ERR;
+ if (devc->enabled_analog_probes) {
+ if (devc->data_source == DATA_SOURCE_MEMORY)
+ {
+ if (g_slist_length(devc->enabled_analog_probes) == 1)
+ devc->analog_frame_size = DS2000_ANALOG_MEM_WAVEFORM_SIZE_1C;
+ else
+ devc->analog_frame_size = DS2000_ANALOG_MEM_WAVEFORM_SIZE_2C;
+ /* Apparently for the DS2000 the memory
+ * depth can only be set in Running state -
+ * this matches the behaviour of the UI. */
+ if (rigol_ds_send(sdi, ":RUN") != SR_OK)
+ return SR_ERR;
+ if (rigol_ds_send(sdi, "ACQ:MDEP %d", devc->analog_frame_size) != SR_OK)
+ return SR_ERR;
+ if (rigol_ds_send(sdi, ":STOP") != SR_OK)
+ return SR_ERR;
+ } else
+ devc->analog_frame_size = DS2000_ANALOG_LIVE_WAVEFORM_SIZE;
+ devc->channel_frame = devc->enabled_analog_probes->data;
+ if (rigol_ds_capture_start(sdi) != SR_OK)
+ return SR_ERR;
+ }
}
- devc->num_frame_bytes = 0;
-
return SR_OK;
}
static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
+ struct sr_usbtmc_dev_inst *usbtmc;
(void)cb_data;
g_slist_free(devc->enabled_digital_probes);
devc->enabled_analog_probes = NULL;
devc->enabled_digital_probes = NULL;
- serial = sdi->conn;
- sr_source_remove(serial->fd);
+ usbtmc = sdi->conn;
+ sr_source_remove(usbtmc->fd);
return SR_OK;
}