X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fnorma-dmm%2Fapi.c;h=e1929bd70a6069f2885420a39b4a8592e0cc247d;hb=d12ef776d3e81f30ca75bbdab7ea96341ad930a4;hp=48a8f13323c911324dfa5681ca03111557b0fcae;hpb=a0e0bb4149081eda06714f1158639f2dadcfa9d8;p=libsigrok.git

diff --git a/src/hardware/norma-dmm/api.c b/src/hardware/norma-dmm/api.c
index 48a8f133..e1929bd7 100644
--- a/src/hardware/norma-dmm/api.c
+++ b/src/hardware/norma-dmm/api.c
@@ -31,9 +31,9 @@ static const uint32_t scanopts[] = {
 
 static const uint32_t devopts[] = {
 	SR_CONF_MULTIMETER,
-	SR_CONF_LIMIT_SAMPLES,
-	SR_CONF_LIMIT_MSEC,
 	SR_CONF_CONTINUOUS,
+	SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
+	SR_CONF_LIMIT_MSEC | SR_CONF_SET,
 };
 
 #define BUF_MAX 50
@@ -115,7 +115,7 @@ static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
 	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
 		return NULL;
 
-	if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
+	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 		return NULL;
 
 	serial_flush(serial);
@@ -129,9 +129,8 @@ static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
 		 nmadmm_requests[NMADMM_REQ_IDN].req_str);
 	g_usleep(150 * 1000); /* Wait a little to allow serial port to settle. */
 	for (cnt = 0; cnt < 7; cnt++) {
-		if (serial_write(serial, req, strlen(req)) == -1) {
-			sr_err("Unable to send identification request: %d %s.",
-			       errno, strerror(errno));
+		if (serial_write_blocking(serial, req, strlen(req)) < 0) {
+			sr_err("Unable to send identification request.");
 			return NULL;
 		}
 		len = BUF_MAX;