]> sigrok.org Git - libsigrok.git/blobdiff - src/hardware/scpi-dmm/api.c
output/csv: use intermediate time_t var, silence compiler warning
[libsigrok.git] / src / hardware / scpi-dmm / api.c
index b6a568211b7fea1a899c7b0b56eb9c1f95d65bf7..d0a448d783fbe65e6af7f0c1b33eace757fa962f 100644 (file)
@@ -33,19 +33,33 @@ static const uint32_t drvopts[] = {
 
 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,
 };
 
+static const uint32_t devopts_generic_range[] = {
+       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,
+       SR_CONF_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+};
+
 static const struct scpi_command cmdset_agilent[] = {
        { DMM_CMD_SETUP_REMOTE, "\n", },
+       { DMM_CMD_SETUP_LOCAL, "SYST:LOC", },
        { DMM_CMD_SETUP_FUNC, "CONF:%s", },
        { DMM_CMD_QUERY_FUNC, "CONF?", },
-       { DMM_CMD_START_ACQ, "MEAS", },
+       { DMM_CMD_START_ACQ, "INIT", },
        { DMM_CMD_STOP_ACQ, "ABORT", },
-       { DMM_CMD_QUERY_VALUE, "READ?", },
+       { DMM_CMD_QUERY_VALUE, "FETCH?", },
        { DMM_CMD_QUERY_PREC, "CONF?", },
+       { DMM_CMD_QUERY_RANGE_AUTO, "%s:RANGE:AUTO?", },
+       { DMM_CMD_QUERY_RANGE, "%s:RANGE?", },
+       { DMM_CMD_SETUP_RANGE, "CONF:%s %s", },
        ALL_ZERO,
 };
 
@@ -103,62 +117,100 @@ static const struct scpi_command cmdset_gwinstek_906x[] = {
        ALL_ZERO,
 };
 
+static const struct scpi_command cmdset_owon[] = {
+       { DMM_CMD_SETUP_REMOTE, "SYST:REM", },
+       { DMM_CMD_SETUP_LOCAL, "SYST:LOC", },
+       { DMM_CMD_SETUP_FUNC, "CONF:%s", },
+       { DMM_CMD_QUERY_FUNC, "FUNC?", },
+       { DMM_CMD_QUERY_VALUE, "MEAS1?", },
+       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_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_TEMPERATURE, 0, "TEMP", "TEMP ", NO_DFLT_PREC, },
-       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, FLAG_CONF_DELAY | FLAG_MEAS_DELAY, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, FLAG_CONF_DELAY | FLAG_MEAS_DELAY, },
+       { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, FLAG_MEAS_DELAY, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, FLAG_MEAS_DELAY, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAG_NO_RANGE, },
+       { SR_MQ_CAPACITANCE, 0, "CAP", "CAP ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAG_NO_RANGE, },
+       { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP ", NO_DFLT_PREC, FLAG_NO_RANGE | FLAG_MEAS_DELAY, },
+       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, FLAG_NO_RANGE | FLAG_MEAS_DELAY, },
 };
 
 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, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, },
+       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_TIME, 0, "PER", "PER ", NO_DFLT_PREC, FLAGS_NONE, },
 };
 
 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, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "01", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "02", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "03", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "04", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "05", NO_DFLT_PREC, FLAGS_NONE, }, /* mA */
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "06", NO_DFLT_PREC, FLAGS_NONE, }, /* mA */
+       { SR_MQ_RESISTANCE, 0, "RES", "07", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "16", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "13", -1, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "17", -4, FLAGS_NONE, },
+       { SR_MQ_TEMPERATURE, 0, "TEMP", "09", NO_DFLT_PREC, FLAGS_NONE, }, /* Celsius */
+       { SR_MQ_TEMPERATURE, 0, "TEMP", "15", NO_DFLT_PREC, FLAGS_NONE, }, /* Fahrenheit */
+       { SR_MQ_FREQUENCY, 0, "FREQ", "08", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_TIME, 0, "PER", "14", NO_DFLT_PREC, FLAGS_NONE, },
 };
 
 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_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, 0, "RES", "RES", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, },
+       { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_TIME, 0, "PER", "PER", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, FLAGS_NONE, },
+};
+
+static const struct mqopt_item mqopts_owon_xdm2041[] = {
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT AC", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR AC", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, 0, "RES", "RES", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, },
+       { SR_MQ_TEMPERATURE, 0, "TEMP", "TEMP", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, FLAGS_NONE, },
+};
+
+static const struct mqopt_item mqopts_siglent_sdm3055[] = {
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC, "VOLT:DC", "VOLT ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_AC, "VOLT:AC", "VOLT:AC ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_DC, "CURR:DC", "CURR ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CURRENT, SR_MQFLAG_AC, "CURR:AC", "CURR:AC ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, 0, "RES", "RES ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_RESISTANCE, SR_MQFLAG_FOUR_WIRE, "FRES", "FRES ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CONTINUITY, 0, "CONT", "CONT", -1, FLAGS_NONE, },
+       { SR_MQ_VOLTAGE, SR_MQFLAG_DC | SR_MQFLAG_DIODE, "DIOD", "DIOD", -4, FLAGS_NONE, },
+       { SR_MQ_FREQUENCY, 0, "FREQ", "FREQ ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_TIME, 0, "PER", "PER ", NO_DFLT_PREC, FLAGS_NONE, },
+       { SR_MQ_CAPACITANCE, 0, "CAP", "CAP", NO_DFLT_PREC, FLAGS_NONE, },
 };
 
 SR_PRIV const struct scpi_dmm_model models[] = {
@@ -166,43 +218,57 @@ SR_PRIV const struct scpi_dmm_model models[] = {
                "Agilent", "34405A",
                1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
                scpi_dmm_get_meas_agilent,
-               ARRAY_AND_SIZE(devopts_generic),
-               0,
+               ARRAY_AND_SIZE(devopts_generic_range),
+               0, 200 * 1000, 2500 * 1000, 0, FALSE,
+               scpi_dmm_get_range_text, scpi_dmm_set_range_from_text, NULL,
        },
        {
                "Agilent", "34410A",
                1, 6, cmdset_hp, ARRAY_AND_SIZE(mqopts_agilent_34405a),
                scpi_dmm_get_meas_agilent,
                ARRAY_AND_SIZE(devopts_generic),
-               0,
+               0, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
+       },
+       {
+               "Agilent", "34460A",
+               1, 6, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
+               scpi_dmm_get_meas_agilent,
+               ARRAY_AND_SIZE(devopts_generic_range),
+               0, 0, 10 * 1000, 0, FALSE,
+               scpi_dmm_get_range_text, scpi_dmm_set_range_from_text, NULL,
        },
        {
                "GW", "GDM8251A",
                1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a),
                scpi_dmm_get_meas_gwinstek,
                ARRAY_AND_SIZE(devopts_generic),
-               1000 * 2500,
+               2500 * 1000, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
        {
                "GW", "GDM8255A",
                1, 6, cmdset_gwinstek, ARRAY_AND_SIZE(mqopts_gwinstek_gdm8200a),
                scpi_dmm_get_meas_gwinstek,
                ARRAY_AND_SIZE(devopts_generic),
-               1000 * 2500,
+               2500 * 1000, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
        {
                "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, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
        {
                "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, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
        {
                "HP", "34401A",
@@ -210,14 +276,40 @@ SR_PRIV const struct scpi_dmm_model models[] = {
                scpi_dmm_get_meas_agilent,
                ARRAY_AND_SIZE(devopts_generic),
                /* 34401A: typ. 1020ms for AC readings (default is 1000ms). */
-               1000 * 1500,
+               1500 * 1000, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
        {
                "Keysight", "34465A",
-               1, 5, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
+               1, 6, cmdset_agilent, ARRAY_AND_SIZE(mqopts_agilent_34405a),
                scpi_dmm_get_meas_agilent,
+               ARRAY_AND_SIZE(devopts_generic_range),
+               0, 0, 10 * 1000, 0, FALSE,
+               scpi_dmm_get_range_text, scpi_dmm_set_range_from_text, NULL,
+       },
+       {
+               "OWON", "XDM1041",
+               1, 5, cmdset_owon, ARRAY_AND_SIZE(mqopts_owon_xdm2041),
+               scpi_dmm_get_meas_gwinstek,
+               ARRAY_AND_SIZE(devopts_generic),
+               0, 0, 0, 1e9, TRUE,
+               NULL, NULL, NULL,
+       },
+       {
+               "OWON", "XDM2041",
+               1, 5, cmdset_owon, ARRAY_AND_SIZE(mqopts_owon_xdm2041),
+               scpi_dmm_get_meas_gwinstek,
                ARRAY_AND_SIZE(devopts_generic),
-               0,
+               0, 0, 0, 1e9, TRUE,
+               NULL, NULL, NULL,
+       },
+       {
+               "Siglent", "SDM3055",
+               1, 5, cmdset_hp, ARRAY_AND_SIZE(mqopts_siglent_sdm3055),
+               scpi_dmm_get_meas_agilent,
+               ARRAY_AND_SIZE(devopts_generic),
+               0, 0, 0, 0, FALSE,
+               NULL, NULL, NULL,
        },
 };
 
@@ -240,6 +332,25 @@ static const struct scpi_dmm_model *is_compatible(const char *vendor, const char
        return NULL;
 }
 
+/*
+ * Some devices (such as Owon XDM2041) do not support the standard
+ * OPeration Complete? command. This function tests the command with
+ * a short timeout, and returns TRUE if any reply (busy or not) is received.
+ */
+static gboolean probe_opc_support(struct sr_scpi_dev_inst *scpi)
+{
+       gboolean result;
+       GString *response;
+
+       response = g_string_sized_new(128);
+       result = TRUE;
+       if (sr_scpi_get_data(scpi, SCPI_CMD_OPC, &response) != SR_OK)
+               result = FALSE;
+       g_string_free(response, TRUE);
+
+       return result;
+}
+
 static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 {
        struct sr_scpi_hw_info *hw_info;
@@ -252,7 +363,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
        gchar *channel_name;
        const char *command;
 
-       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.");
@@ -265,6 +375,9 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
                return NULL;
        }
 
+       if (model->check_opc && !probe_opc_support(scpi))
+               scpi->no_opc_command = TRUE;
+
        sdi = g_malloc0(sizeof(*sdi));
        sdi->vendor = g_strdup(hw_info->manufacturer);
        sdi->model = g_strdup(hw_info->model);
@@ -273,6 +386,11 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
        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;
@@ -356,12 +474,18 @@ static int config_get(uint32_t key, GVariant **data,
        enum sr_mqflag mqflag;
        GVariant *arr[2];
        int ret;
+       const char *range;
 
        (void)cg;
 
        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);
@@ -373,6 +497,14 @@ static int config_get(uint32_t key, GVariant **data,
                arr[1] = g_variant_new_uint64(mqflag);
                *data = g_variant_new_tuple(arr, ARRAY_SIZE(arr));
                return SR_OK;
+       case SR_CONF_RANGE:
+               if (!devc || !devc->model->get_range_text)
+                       return SR_ERR_NA;
+               range = devc->model->get_range_text(sdi);
+               if (!range || !*range)
+                       return SR_ERR_NA;
+               *data = g_variant_new_string(range);
+               return SR_OK;
        default:
                return SR_ERR_NA;
        }
@@ -385,6 +517,7 @@ static int config_set(uint32_t key, GVariant *data,
        enum sr_mq mq;
        enum sr_mqflag mqflag;
        GVariant *tuple_child;
+       const char *range;
 
        (void)cg;
 
@@ -402,6 +535,11 @@ static int config_set(uint32_t key, GVariant *data,
                mqflag = g_variant_get_uint64(tuple_child);
                g_variant_unref(tuple_child);
                return scpi_dmm_set_mq(sdi, mq, mqflag);
+       case SR_CONF_RANGE:
+               if (!devc || !devc->model->set_range_from_text)
+                       return SR_ERR_NA;
+               range = g_variant_get_string(data, NULL);
+               return devc->model->set_range_from_text(sdi, range);
        default:
                return SR_ERR_NA;
        }
@@ -441,6 +579,11 @@ static int config_list(uint32_t key, GVariant **data,
                }
                *data = g_variant_builder_end(&gvb);
                return SR_OK;
+       case SR_CONF_RANGE:
+               if (!devc || !devc->model->get_range_text_list)
+                       return SR_ERR_NA;
+               *data = devc->model->get_range_text_list(sdi);
+               return SR_OK;
        default:
                (void)devc;
                return SR_ERR_NA;
@@ -455,6 +598,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
        const struct mqopt_item *item;
        const char *command;
        char *response;
+       gboolean do_mq_meas_delay;
 
        scpi = sdi->conn;
        devc = sdi->priv;
@@ -491,6 +635,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
                        return ret;
        }
 
+       do_mq_meas_delay = item->drv_flags & FLAG_MEAS_DELAY;
+       if (do_mq_meas_delay && devc->model->meas_delay_us)
+               g_usleep(devc->model->meas_delay_us);
+
        sr_sw_limits_acquisition_start(&devc->limits);
        ret = std_session_send_df_header(sdi);
        if (ret != SR_OK)