if (!(devc = sdi->priv))
return SR_ERR;
- if (rigol_ds_send(sdi, ":WAV:SOUR CHAN%d",
+ if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN%d",
devc->channel_frame->index + 1) != SR_OK)
return SR_ERR;
/* Check that the number of samples will be accepted */
- if (rigol_ds_send(sdi, ":WAV:POIN %d;*OPC", devc->analog_frame_size) != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:POIN %d;*OPC", devc->analog_frame_size) != SR_OK)
return SR_ERR;
if (get_cfg_int(sdi, "*ESR?", &tmp) != SR_OK)
return SR_ERR;
sr_warn("Single shot acquisition failed, retrying...");
/* Sleep a bit, otherwise the single shot will often fail */
g_usleep(500000);
- rigol_ds_send(sdi, ":SING");
+ sr_scpi_send(sdi->conn, ":SING");
rigol_ds_set_wait_event(devc, WAIT_STOP);
return SR_ERR;
}
sr_dbg("Starting data capture for frameset %lu of %lu",
devc->num_frames + 1, devc->limit_frames);
- if (rigol_ds_send(sdi, ":WAV:FORM BYTE") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:FORM BYTE") != SR_OK)
return SR_ERR;
if (devc->data_source == DATA_SOURCE_LIVE) {
- if (rigol_ds_send(sdi, ":WAV:MODE NORM") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:MODE NORM") != SR_OK)
return SR_ERR;
rigol_ds_set_wait_event(devc, WAIT_TRIGGER);
} else {
- if (rigol_ds_send(sdi, ":WAV:MODE RAW") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:MODE RAW") != SR_OK)
return SR_ERR;
- if (rigol_ds_send(sdi, ":SING", devc->analog_frame_size) != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":SING", devc->analog_frame_size) != SR_OK)
return SR_ERR;
rigol_ds_set_wait_event(devc, WAIT_STOP);
}
sr_dbg("Starting reading data from channel %d",
devc->channel_frame->index + 1);
- if (rigol_ds_send(sdi, ":WAV:SOUR CHAN%d",
+ if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN%d",
devc->channel_frame->index + 1) != SR_OK)
return SR_ERR;
if (devc->data_source != DATA_SOURCE_LIVE) {
- if (rigol_ds_send(sdi, ":WAV:RES") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:RES") != SR_OK)
return SR_ERR;
- if (rigol_ds_send(sdi, ":WAV:BEG") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:BEG") != SR_OK)
return SR_ERR;
rigol_ds_set_wait_event(devc, WAIT_BLOCK);
} else
}
/* Read the header of a data block */
-static int rigol_ds_read_header(struct sr_usbtmc_dev_inst *usbtmc)
+static int rigol_ds_read_header(struct sr_scpi_dev_inst *scpi)
{
char start[3], length[10];
int len, tmp;
/* Read the hashsign and length digit. */
- tmp = read(usbtmc->fd, start, 2);
+ tmp = sr_scpi_read(scpi, start, 2);
start[2] = '\0';
if (tmp != 2)
{
len = atoi(start + 1);
/* Read the data length. */
- tmp = read(usbtmc->fd, length, len);
+ tmp = sr_scpi_read(scpi, length, len);
length[len] = '\0';
if (tmp != len)
{
SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
{
struct sr_dev_inst *sdi;
- struct sr_usbtmc_dev_inst *usbtmc;
+ struct sr_scpi_dev_inst *scpi;
struct dev_context *devc;
struct sr_datafeed_packet packet;
struct sr_datafeed_analog analog;
if (!(devc = sdi->priv))
return TRUE;
- usbtmc = sdi->conn;
+ scpi = sdi->conn;
if (revents == G_IO_IN) {
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
if (devc->num_block_bytes == 0) {
sr_dbg("New block header expected");
- if (rigol_ds_send(sdi, ":WAV:DATA?") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:DATA?") != SR_OK)
return TRUE;
- len = rigol_ds_read_header(usbtmc);
+ len = rigol_ds_read_header(scpi);
if (len == -1)
return TRUE;
/* At slow timebases in live capture the DS2072
if (devc->data_source == DATA_SOURCE_LIVE
&& (unsigned)len < devc->num_frame_bytes) {
sr_dbg("Discarding short data block");
- read(usbtmc->fd, devc->buffer, len + 1);
+ sr_scpi_read(scpi, (char *)devc->buffer, len + 1);
return TRUE;
}
devc->num_block_bytes = len;
probe = devc->channel_frame;
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
len = devc->num_block_bytes - devc->num_block_read;
- len = read(usbtmc->fd, devc->buffer,
+ len = sr_scpi_read(scpi, (char *)devc->buffer,
len < ACQ_BUFFER_SIZE ? len : ACQ_BUFFER_SIZE);
} else {
waveform_size = probe->type == SR_PROBE_ANALOG ?
- DS1000_ANALOG_LIVE_WAVEFORM_SIZE : DIGITAL_WAVEFORM_SIZE;
- len = read(usbtmc->fd, devc->buffer, waveform_size - devc->num_frame_bytes);
+ (devc->model->series == RIGOL_VS5000 ?
+ VS5000_ANALOG_LIVE_WAVEFORM_SIZE :
+ DS1000_ANALOG_LIVE_WAVEFORM_SIZE) :
+ DIGITAL_WAVEFORM_SIZE;
+ len = sr_scpi_read(scpi, (char *)devc->buffer,
+ waveform_size - devc->num_frame_bytes);
}
sr_dbg("Received %d bytes.", len);
if (len == -1)
sr_dbg("Block has been completed");
/* Discard the terminating linefeed and prepare for
possible next block */
- read(usbtmc->fd, devc->buffer, 1);
+ sr_scpi_read(scpi, (char *)devc->buffer, 1);
devc->num_block_bytes = 0;
if (devc->data_source != DATA_SOURCE_LIVE)
rigol_ds_set_wait_event(devc, WAIT_BLOCK);
} else
sr_dbg("%d of %d block bytes read", devc->num_block_read, devc->num_block_bytes);
+ }
- devc->num_frame_bytes += len;
+ devc->num_frame_bytes += len;
- if (devc->num_frame_bytes < devc->analog_frame_size)
- /* Don't have the whole frame yet. */
- return TRUE;
+ if (devc->num_frame_bytes < devc->analog_frame_size)
+ /* Don't have the whole frame yet. */
+ return TRUE;
- sr_dbg("Frame completed, %d samples", devc->num_frame_bytes);
- } else {
- if (len != DS1000_ANALOG_LIVE_WAVEFORM_SIZE)
- /* Don't have the whole frame yet. */
- return TRUE;
- }
+ sr_dbg("Frame completed, %d samples", devc->num_frame_bytes);
} else {
logic.length = len - 10;
logic.unitsize = 2;
* to the next channel causes an error. Fun with
* firmware...
*/
- rigol_ds_send(sdi, ":WAV:END");
+ sr_scpi_send(sdi->conn, ":WAV:END");
}
if (devc->enabled_analog_probes
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
rigol_ds_channel_start(sdi);
} else {
- rigol_ds_send(sdi, ":WAV:DATA? CHAN%c",
+ sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%c",
devc->channel_frame->name[2]);
}
} else {
&& devc->channel_frame != devc->enabled_digital_probes->data) {
/* Now we need to get the digital data. */
devc->channel_frame = devc->enabled_digital_probes->data;
- rigol_ds_send(sdi, ":WAV:DATA? DIG");
+ sr_scpi_send(sdi->conn, ":WAV:DATA? DIG");
} else if (++devc->num_frames == devc->limit_frames) {
/* End of last frame. */
packet.type = SR_DF_END;
} else {
if (devc->enabled_analog_probes) {
devc->channel_frame = devc->enabled_analog_probes->data;
- rigol_ds_send(sdi, ":WAV:DATA? CHAN%c",
+ sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%c",
devc->channel_frame->name[2]);
} else {
devc->channel_frame = devc->enabled_digital_probes->data;
- rigol_ds_send(sdi, ":WAV:DATA? DIG");
+ sr_scpi_send(sdi->conn, ":WAV:DATA? DIG");
}
}
}
return TRUE;
}
-SR_PRIV int rigol_ds_send(const struct sr_dev_inst *sdi, const char *format, ...)
-{
- va_list args;
- char buf[256];
- int len, out, ret;
- struct sr_usbtmc_dev_inst *usbtmc = sdi->conn;
-
- va_start(args, format);
- len = vsnprintf(buf, 255, format, args);
- va_end(args);
- strcat(buf, "\n");
- len++;
- out = write(usbtmc->fd, buf, len);
- buf[len - 1] = '\0';
- if (out != len) {
- sr_dbg("Only sent %d/%d bytes of '%s'.", out, len, buf);
- ret = SR_ERR;
- } else {
- sr_spew("Sent '%s'.", buf);
- ret = SR_OK;
- }
-
- return ret;
-}
-
static int get_cfg(const struct sr_dev_inst *sdi, char *cmd, char *reply, size_t maxlen)
{
int len;
struct dev_context *devc = sdi->priv;
- struct sr_usbtmc_dev_inst *usbtmc = sdi->conn;
+ struct sr_scpi_dev_inst *scpi = sdi->conn;
+ char *response;
- if (rigol_ds_send(sdi, cmd) != SR_OK)
+ if (sr_scpi_send(scpi, cmd) != SR_OK)
return SR_ERR;
- if ((len = read(usbtmc->fd, reply, maxlen - 1)) < 0)
+ if (sr_scpi_receive(scpi, &response) != SR_OK)
return SR_ERR;
- reply[len] = '\0';
+
+ g_strlcpy(reply, response, maxlen);
+ g_free(response);
+ len = strlen(reply);
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
/* get rid of trailing linefeed */
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
/* Vertical reference - not certain if this is the place to read it. */
- if (rigol_ds_send(sdi, ":WAV:SOUR CHAN1") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN1") != SR_OK)
return SR_ERR;
if (get_cfg_int(sdi, ":WAV:YREF?", &devc->vert_reference[0]) != SR_OK)
return SR_ERR;
- if (rigol_ds_send(sdi, ":WAV:SOUR CHAN2") != SR_OK)
+ if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN2") != SR_OK)
return SR_ERR;
if (get_cfg_int(sdi, ":WAV:YREF?", &devc->vert_reference[1]) != SR_OK)
return SR_ERR;