SR_CONF_MULTIMETER,
};
-static const uint32_t devopts[] = {
+static const uint32_t devopts_generic[] = {
SR_CONF_CONTINUOUS,
+ SR_CONF_CONN | SR_CONF_GET,
SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
SR_CONF_MEASURED_QUANTITY | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
ALL_ZERO,
};
-static const struct mqopt_item mqopts_agilent_5digit[] = {
+/*
+ * cmdset_hp is used for the 34401A, which was added to this code after the
+ * 34405A and 34465A. It differs in starting the measurement with INIT: using
+ * MEAS without a trailing '?' (as used for the 34405A) is not valid for the
+ * 34401A and gives an error.
+ * I'm surprised the same instruction sequence doesn't work and INIT may
+ * work for both, but I don't have the others to re-test.
+ *
+ * cmdset_hp also works well for the 34410A, using cmdset_agilent throws an
+ * error on 'MEAS' without a '?'.
+ *
+ * On the 34401A,
+ * MEAS <optional parameters> ? configures, arms, triggers and waits
+ * for a reading
+ * CONF <parameters> configures
+ * INIT prepares for triggering (trigger mode is not set, assumed
+ * internal - external might time out)
+ * *OPC waits for completion, and
+ * READ? retrieves the result
+ */
+static const struct scpi_command cmdset_hp[] = {
+ { DMM_CMD_SETUP_REMOTE, "\n", },
+ { DMM_CMD_SETUP_FUNC, "CONF:%s", },
+ { DMM_CMD_QUERY_FUNC, "CONF?", },
+ { DMM_CMD_START_ACQ, "INIT", },
+ { DMM_CMD_STOP_ACQ, "ABORT", },
+ { DMM_CMD_QUERY_VALUE, "READ?", },
+ { DMM_CMD_QUERY_PREC, "CONF?", },
+ ALL_ZERO,
+};
+
+static const struct scpi_command cmdset_gwinstek[] = {
+ { DMM_CMD_SETUP_REMOTE, "SYST:REM", },
+ { DMM_CMD_SETUP_LOCAL, "SYST:LOC", },
+ { DMM_CMD_SETUP_FUNC, "CONF:%s", },
+ { DMM_CMD_QUERY_FUNC, "CONF:STAT:FUNC?", },
+ { DMM_CMD_START_ACQ, "*CLS;SYST:REM", },
+ { DMM_CMD_QUERY_VALUE, "VAL1?", },
+ { DMM_CMD_QUERY_PREC, "SENS:DET:RATE?", },
+ ALL_ZERO,
+};
+
+static const struct scpi_command cmdset_gwinstek_906x[] = {
+ { DMM_CMD_SETUP_REMOTE, "SYST:REM", },
+ { DMM_CMD_SETUP_LOCAL, "SYST:LOC", },
+ { DMM_CMD_SETUP_FUNC, "CONF:%s", },
+ { DMM_CMD_QUERY_FUNC, "CONF?", },
+ { DMM_CMD_START_ACQ, "INIT", },
+ { DMM_CMD_STOP_ACQ, "ABORT", },
+ { DMM_CMD_QUERY_VALUE, "VAL1?", },
+ { DMM_CMD_QUERY_PREC, "SENS:DET:RATE?", },
+ ALL_ZERO,
+};
+
+static const struct mqopt_item mqopts_agilent_34405a[] = {
{ SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, },
{ SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, },
{ SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, },
{ SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, },
{ SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, },
- { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, },
{ SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, },
{ SR_MQ_CAPACITANCE, 0, "CAP", "CAP ", NO_DFLT_PREC, },
{ SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, },
{ SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, },
};
+static const struct mqopt_item mqopts_agilent_34401a[] = {
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, },
+ { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, },
+ { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, },
+ { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, },
+ { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, },
+ { SR_MQ_TIME, 0, "PER", "PER ", NO_DFLT_PREC, },
+};
+
+static const struct mqopt_item mqopts_gwinstek_gdm8200a[] = {
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "01", NO_DFLT_PREC, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "02", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "03", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "04", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "05", NO_DFLT_PREC, }, /* mA */
+ { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "06", NO_DFLT_PREC, }, /* mA */
+ { SR_MQ_RESISTANCE, 0, "RES", "07", NO_DFLT_PREC, },
+ { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "16", NO_DFLT_PREC, },
+ { SR_MQ_CONTINUITY, 0, "CONT", "13", -1, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "17", -4, },
+ { SR_MQ_TEMPERATURE, 0, "TEMP", "09", NO_DFLT_PREC, }, /* Celsius */
+ { SR_MQ_TEMPERATURE, 0, "TEMP", "15", NO_DFLT_PREC, }, /* Fahrenheit */
+ { SR_MQ_FREQUENCY, 0, "FREQ", "08", NO_DFLT_PREC, },
+ { SR_MQ_TIME, 0, "PER", "14", NO_DFLT_PREC, },
+};
+
+static const struct mqopt_item mqopts_gwinstek_gdm906x[] = {
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, },
+ { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC", NO_DFLT_PREC, },
+ { SR_MQ_RESISTANCE, 0, "RES", "RES", NO_DFLT_PREC, },
+ { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES", NO_DFLT_PREC, },
+ { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, },
+ { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, },
+ { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP", NO_DFLT_PREC, },
+ { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ", NO_DFLT_PREC, },
+ { SR_MQ_TIME, 0, "PER", "PER", NO_DFLT_PREC, },
+ { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, },
+};
+
SR_PRIV const struct scpi_dmm_model models[] = {
{
"Agilent", "34405A",
- 1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_5digit),
+ 1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
+ scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ 0, 0,
+ },
+ {
+ "Agilent", "34410A",
+ 1, 6, cmdset_hp, ARRAY_AND_SIZE(mqopts_agilent_34405a),
scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ 0, 0,
+ },
+ {
+ "GW", "GDM8251A",
+ 1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a),
+ scpi_dmm_get_meas_gwinstek,
+ ARRAY_AND_SIZE(devopts_generic),
+ 1000 * 2500, 0,
+ },
+ {
+ "GW", "GDM8255A",
+ 1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a),
+ scpi_dmm_get_meas_gwinstek,
+ ARRAY_AND_SIZE(devopts_generic),
+ 1000 * 2500, 0,
+ },
+ {
+ "GWInstek", "GDM9060",
+ 1, 6, cmdset_gwinstek_906x, ARRAY_AND_SIZE(mqopts_gwinstek_gdm906x),
+ scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ 0, 0,
+ },
+ {
+ "GWInstek", "GDM9061",
+ 1, 6, cmdset_gwinstek_906x, ARRAY_AND_SIZE(mqopts_gwinstek_gdm906x),
+ scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ 0, 0,
+ },
+ {
+ "HP", "34401A",
+ 1, 6, cmdset_hp, ARRAY_AND_SIZE(mqopts_agilent_34401a),
+ scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ /* 34401A: typ. 1020ms for AC readings (default is 1000ms). */
+ 1000 * 1500, 0,
+ },
+ {
+ "Keysight", "34465A",
+ 1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
+ scpi_dmm_get_meas_agilent,
+ ARRAY_AND_SIZE(devopts_generic),
+ 0, 0,
},
};
struct dev_context *devc;
size_t i;
gchar *channel_name;
+ const char *command;
- ret = sr_scpi_get_hw_id(scpi, &hw_info);
scpi_dmm_cmd_delay(scpi);
+ ret = sr_scpi_get_hw_id(scpi, &hw_info);
if (ret != SR_OK) {
sr_info("Could not get IDN response.");
return NULL;
sdi->conn = scpi;
sdi->driver = &scpi_dmm_driver_info;
sdi->inst_type = SR_INST_SCPI;
+ ret = sr_scpi_connection_id(scpi, &sdi->connection_id);
+ if (ret != SR_OK) {
+ g_free(sdi->connection_id);
+ sdi->connection_id = NULL;
+ }
sr_scpi_hw_info_free(hw_info);
-
+ if (model->read_timeout_us) /* non-default read timeout */
+ scpi->read_timeout_us = model->read_timeout_us;
devc = g_malloc0(sizeof(*devc));
sdi->priv = devc;
devc->num_channels = model->num_channels;
sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, channel_name);
}
+ /*
+ * If device has DMM_CMD_SETUP_LOCAL command, send it now. To avoid
+ * leaving device in remote mode (if only a "scan" is run).
+ */
+ command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_SETUP_LOCAL);
+ if (command && *command) {
+ scpi_dmm_cmd_delay(scpi);
+ sr_scpi_send(scpi, command);
+ }
+
return sdi;
}
static int dev_close(struct sr_dev_inst *sdi)
{
+ struct dev_context *devc;
struct sr_scpi_dev_inst *scpi;
+ const char *command;
+ devc = sdi->priv;
scpi = sdi->conn;
if (!scpi)
return SR_ERR_BUG;
if (sdi->status <= SR_ST_INACTIVE)
return SR_OK;
+ /*
+ * If device has DMM_CMD_SETUP_LOCAL command, send it now
+ * to avoid leaving device in remote mode.
+ */
+ command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_SETUP_LOCAL);
+ if (command && *command) {
+ scpi_dmm_cmd_delay(scpi);
+ sr_scpi_send(scpi, command);
+ }
+
return sr_scpi_close(scpi);
}
devc = sdi->priv;
switch (key) {
+ case SR_CONF_CONN:
+ if (!sdi || !sdi->connection_id)
+ return SR_ERR_NA;
+ *data = g_variant_new_string(sdi->connection_id);
+ return SR_OK;
case SR_CONF_LIMIT_SAMPLES:
case SR_CONF_LIMIT_MSEC:
return sr_sw_limits_config_get(&devc->limits, key, data);
case SR_CONF_MEASURED_QUANTITY:
- ret = scpi_dmm_get_mq(sdi, &mq, &mqflag, NULL);
+ ret = scpi_dmm_get_mq(sdi, &mq, &mqflag, NULL, NULL);
if (ret != SR_OK)
return ret;
arr[0] = g_variant_new_uint32(mq);
case SR_CONF_MEASURED_QUANTITY:
tuple_child = g_variant_get_child_value(data, 0);
mq = g_variant_get_uint32(tuple_child);
+ g_variant_unref(tuple_child);
tuple_child = g_variant_get_child_value(data, 1);
mqflag = g_variant_get_uint64(tuple_child);
g_variant_unref(tuple_child);
switch (key) {
case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
- return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
+ if (!devc)
+ return STD_CONFIG_LIST(key, data, sdi, cg,
+ scanopts, drvopts, devopts_generic);
+ return std_opts_config_list(key, data, sdi, cg,
+ ARRAY_AND_SIZE(scanopts), ARRAY_AND_SIZE(drvopts),
+ devc->model->devopts, devc->model->devopts_size);
case SR_CONF_MEASURED_QUANTITY:
/* TODO Use std_gvar_measured_quantities() when available. */
if (!devc)
struct sr_scpi_dev_inst *scpi;
struct dev_context *devc;
int ret;
+ const struct mqopt_item *item;
const char *command;
+ char *response;
scpi = sdi->conn;
devc = sdi->priv;
ret = scpi_dmm_get_mq(sdi, &devc->start_acq_mq.curr_mq,
- &devc->start_acq_mq.curr_mqflag, NULL);
+ &devc->start_acq_mq.curr_mqflag, NULL, &item);
if (ret != SR_OK)
return ret;
+ /*
+ * Query for current precision if DMM supports the command
+ */
+ command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_QUERY_PREC);
+ if (command && *command) {
+ scpi_dmm_cmd_delay(scpi);
+ ret = sr_scpi_get_string(scpi, command, &response);
+ if (ret == SR_OK) {
+ g_strstrip(response);
+ g_free(devc->precision);
+ devc->precision = g_strdup(response);
+ g_free(response);
+ sr_dbg("%s: Precision: '%s'", __func__, devc->precision);
+ } else {
+ sr_info("Precision query ('%s') failed: %d",
+ command, ret);
+ }
+ }
+
command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_START_ACQ);
if (command && *command) {
- ret = sr_scpi_send(scpi, command);
scpi_dmm_cmd_delay(scpi);
+ ret = sr_scpi_send(scpi, command);
if (ret != SR_OK)
return ret;
}
command = sr_scpi_cmd_get(devc->cmdset, DMM_CMD_STOP_ACQ);
if (command && *command) {
- (void)sr_scpi_send(scpi, command);
scpi_dmm_cmd_delay(scpi);
+ (void)sr_scpi_send(scpi, command);
}
sr_scpi_source_remove(sdi->session, scpi);
std_session_send_df_end(sdi);
+ g_free(devc->precision);
+ devc->precision = NULL;
+
return SR_OK;
}
projects / libsigrok.git / blobdiff