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fluke-45: disable ECHO test, it confuses other SCPI devices 

Disable the ECHO test in the Fluke 45 probe routine which violates the
SCPI protocol and makes other devices unavailable. This fixes bug #1272.
This commit is contained in:
Gerhard Sittig 2018-11-03 14:34:28 +01:00 committed by user
parent 712f7d5e40
commit 71db2d4d06
1 changed files with 10 additions and 0 deletions
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10
src/hardware/fluke-45/api.c
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@ -31,6 +31,12 @@
#include "scpi.h"
#include "protocol.h"
/*
* This test violates the SCPI protocol, and confuses other devices.
* Disable it for now, until a better location was found.
*/
#define ECHO_TEST 0
static const uint32_t scanopts[] = {
SR_CONF_CONN,
SR_CONF_SERIALCOMM,
@ -62,11 +68,14 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
unsigned int i;
const struct fluke_scpi_dmm_model *model = NULL;
gchar *channel_name;
#if ECHO_TEST
char *response;
#endif
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->conn = scpi;
#if ECHO_TEST
/* Test for serial port ECHO enabled. */
response = NULL;
sr_scpi_get_string(scpi, "ECHO-TEST", &response);
@ -74,6 +83,7 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
sr_err("Serial port ECHO is ON. Please turn it OFF!");
return NULL;
}
#endif
/* Get device IDN. */
if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {