} __attribute__((packed));
static const char *coupling_options[] = {
- "A1M", // AC with 1 MOhm termination
- "D50", // DC with 50 Ohm termination
- "D1M", // DC with 1 MOhm termination
+ "A1M", ///< AC with 1 MOhm termination
+ "D50", ///< DC with 50 Ohm termination
+ "D1M", ///< DC with 1 MOhm termination
"GND",
"OVL",
- NULL,
};
static const char *scope_trigger_slopes[] = {
- "POS", "NEG", NULL,
+ "POS", "NEG",
};
static const char *trigger_sources[] = {
- "C1", "C2", "C3", "C4", "LINE", "EXT", NULL,
+ "C1", "C2", "C3", "C4", "LINE", "EXT",
};
-static const struct sr_rational timebases[] = {
+static const uint64_t timebases[][2] = {
/* picoseconds */
{ 20, 1000000000000 },
{ 50, 1000000000000 },
{ 1000, 1 },
};
-static const struct sr_rational vdivs[] = {
+static const uint64_t vdivs[][2] = {
/* millivolts */
{ 1, 1000 },
{ 2, 1000 },
static const struct scope_config scope_models[] = {
{
- .name = { "WP7000", "WP7100", "WP7200", "WP7300" },
+ /* Default config */
+ .name = {NULL},
.analog_channels = 4,
.analog_names = &scope_analog_channel_names,
.coupling_options = &coupling_options,
+ .num_coupling_options = ARRAY_SIZE(coupling_options),
+
.trigger_sources = &trigger_sources,
+ .num_trigger_sources = ARRAY_SIZE(trigger_sources),
+
.trigger_slopes = &scope_trigger_slopes,
+ .num_trigger_slopes = ARRAY_SIZE(scope_trigger_slopes),
- .timebases = timebases,
+ .timebases = &timebases,
.num_timebases = ARRAY_SIZE(timebases),
- .vdivs = vdivs,
+ .vdivs = &vdivs,
.num_vdivs = ARRAY_SIZE(vdivs),
.num_xdivs = 10,
};
static void scope_state_dump(const struct scope_config *config,
- struct scope_state *state)
+ struct scope_state *state)
{
unsigned int i;
char *tmp;
for (i = 0; i < config->analog_channels; i++) {
- tmp = sr_voltage_string(config->vdivs[state->analog_channels[i].vdiv].p,
- config->vdivs[state->analog_channels[i].vdiv].q);
+ tmp = sr_voltage_string((*config->vdivs)[state->analog_channels[i].vdiv][0],
+ (*config->vdivs)[state->analog_channels[i].vdiv][1]);
sr_info("State of analog channel %d -> %s : %s (coupling) %s (vdiv) %2.2e (offset)",
- i + 1, state->analog_channels[i].state ? "On" : "Off",
- (*config->coupling_options)[state->analog_channels[i].coupling],
- tmp, state->analog_channels[i].vertical_offset);
+ i + 1, state->analog_channels[i].state ? "On" : "Off",
+ (*config->coupling_options)[state->analog_channels[i].coupling],
+ tmp, state->analog_channels[i].vertical_offset);
}
- tmp = sr_period_string(config->timebases[state->timebase].p,
- config->timebases[state->timebase].q);
+ tmp = sr_period_string((*config->timebases)[state->timebase][0],
+ (*config->timebases)[state->timebase][1]);
sr_info("Current timebase: %s", tmp);
g_free(tmp);
g_free(tmp);
sr_info("Current trigger: %s (source), %s (slope) %.2f (offset)",
- (*config->trigger_sources)[state->trigger_source],
- (*config->trigger_slopes)[state->trigger_slope],
- state->horiz_triggerpos);
+ (*config->trigger_sources)[state->trigger_source],
+ (*config->trigger_slopes)[state->trigger_slope],
+ state->horiz_triggerpos);
}
static int scope_state_get_array_option(const char *resp,
- const char *(*array)[], int *result)
+ const char *(*array)[], unsigned int n, int *result)
{
unsigned int i;
- for (i = 0; (*array)[i]; i++) {
+ for (i = 0; i < n; i++) {
if (!g_strcmp0(resp, (*array)[i])) {
*result = i;
return SR_OK;
*
* @return SR_ERR on any parsing error, SR_OK otherwise.
*/
-static int array_float_get(gchar *value, const struct sr_rational *aval,
+static int array_float_get(gchar *value, const uint64_t array[][2],
int array_len, unsigned int *result)
{
struct sr_rational rval;
+ struct sr_rational aval;
if (sr_parse_rational(value, &rval) != SR_OK)
return SR_ERR;
for (int i = 0; i < array_len; i++) {
- if (sr_rational_eq(&rval, aval + i)) {
+ sr_rational_set(&aval, array[i][0], array[i][1]);
+ if (sr_rational_eq(&rval, &aval)) {
*result = i;
return SR_OK;
}
}
static int analog_channel_state_get(struct sr_scpi_dev_inst *scpi,
- const struct scope_config *config,
- struct scope_state *state)
+ const struct scope_config *config, struct scope_state *state)
{
unsigned int i, j;
char command[MAX_COMMAND_SIZE];
if (sr_scpi_get_string(scpi, command, &tmp_str) != SR_OK)
return SR_ERR;
- if (array_float_get(tmp_str, ARRAY_AND_SIZE(vdivs), &j) != SR_OK) {
+ if (array_float_get(tmp_str, ARRAY_AND_SIZE(vdivs), &j) != SR_OK) {
g_free(tmp_str);
sr_err("Could not determine array index for vertical div scale.");
return SR_ERR;
if (scope_state_get_array_option(tmp_str, config->coupling_options,
+ config->num_coupling_options,
&state->analog_channels[i].coupling) != SR_OK)
return SR_ERR;
i++;
}
- if (!trig_source || scope_state_get_array_option(trig_source, config->trigger_sources, &state->trigger_source) != SR_OK)
+ if (!trig_source || scope_state_get_array_option(trig_source,
+ config->trigger_sources, config->num_trigger_sources,
+ &state->trigger_source) != SR_OK)
return SR_ERR;
g_snprintf(command, sizeof(command), "%s:TRIG_SLOPE?", trig_source);
if (sr_scpi_get_string(sdi->conn, command, &tmp_str) != SR_OK)
return SR_ERR;
- if (scope_state_get_array_option(tmp_str,
- config->trigger_slopes, &state->trigger_slope) != SR_OK)
+ if (scope_state_get_array_option(tmp_str, config->trigger_slopes,
+ config->num_trigger_slopes, &state->trigger_slope) != SR_OK)
return SR_ERR;
- if (sr_scpi_get_float(sdi->conn, "TRIG_DELAY?", &state->horiz_triggerpos) != SR_OK)
+ if (sr_scpi_get_float(sdi->conn, "TRIG_DELAY?", &state->horiz_triggerpos) != SR_OK)
return SR_ERR;
if (lecroy_xstream_update_sample_rate(sdi) != SR_OK)
}
if (model_index == -1) {
- sr_dbg("Unsupported LeCroy device.");
- return SR_ERR_NA;
+ sr_dbg("Unknown LeCroy device, using default config.");
+ for (i = 0; i < ARRAY_SIZE(scope_models); i++)
+ if (scope_models[i].name[0] == NULL)
+ model_index = i;
}
+ /* Set the desired response and format modes. */
+ sr_scpi_send(sdi->conn, "COMM_HEADER OFF");
+ sr_scpi_send(sdi->conn, "COMM_FORMAT DEF9,WORD,BIN");
+
devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
scope_models[model_index].analog_channels);
g_snprintf(command, sizeof(command), "C%d:VDIV?", i + 1);
ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, channel_enabled,
- (*scope_models[model_index].analog_names)[i]);
+ (*scope_models[model_index].analog_names)[i]);
devc->analog_groups[i] = g_malloc0(sizeof(struct sr_channel_group));
devc->analog_groups[i]->channels = g_slist_append(NULL, ch);
sdi->channel_groups = g_slist_append(sdi->channel_groups,
- devc->analog_groups[i]);
+ devc->analog_groups[i]);
}
devc->model_config = &scope_models[model_index];
devc->frame_limit = 0;
-
- if (!(devc->model_state = scope_state_new(devc->model_config)))
- return SR_ERR_MALLOC;
-
- /* Set the desired response mode. */
- sr_scpi_send(sdi->conn, "COMM_HEADER OFF,WORD,BIN");
+ devc->model_state = scope_state_new(devc->model_config);
return SR_OK;
}
static int lecroy_waveform_2_x_to_analog(GByteArray *data,
- struct lecroy_wavedesc *desc,
- struct sr_datafeed_analog *analog)
+ struct lecroy_wavedesc *desc, struct sr_datafeed_analog *analog)
{
struct sr_analog_encoding *encoding = analog->encoding;
struct sr_analog_meaning *meaning = analog->meaning;
data_float = g_malloc(desc->version_2_x.wave_array_count * sizeof(float));
num_samples = desc->version_2_x.wave_array_count;
- waveform_data = (int16_t *)(data->data +
- + desc->version_2_x.wave_descriptor_length
- + desc->version_2_x.user_text_len);
+ waveform_data = (int16_t*)(data->data +
+ + desc->version_2_x.wave_descriptor_length
+ + desc->version_2_x.user_text_len);
for (i = 0; i < num_samples; i++)
data_float[i] = (float)waveform_data[i]
}
static int lecroy_waveform_to_analog(GByteArray *data,
- struct sr_datafeed_analog *analog)
+ struct sr_datafeed_analog *analog)
{
struct lecroy_wavedesc *desc;
if (data->len < sizeof(struct lecroy_wavedesc))
return SR_ERR;
- desc = (struct lecroy_wavedesc *)data->data;
+ desc = (struct lecroy_wavedesc*)data->data;
if (!strncmp(desc->template_name, "LECROY_2_2", 16) ||
!strncmp(desc->template_name, "LECROY_2_3", 16)) {
return lecroy_waveform_2_x_to_analog(data, desc, analog);
}
- sr_err("Waveformat template '%.16s' not supported.",
- desc->template_name);
-
+ sr_err("Waveformat template '%.16s' not supported.", desc->template_name);
return SR_ERR;
}
projects / libsigrok.git / blobdiff