X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Frigol-ds%2Fprotocol.c;h=e68fb08e68bcc184f16db9ae622fb3625cac0832;hb=01dd7a4cc769d3e683cb29c5cf791e9c61034f31;hp=d9d8dc7ea1d79f51352d813146b58f9971840b95;hpb=9ea62f2e0ac1ae9ee01215148177ae4e6f344078;p=libsigrok.git

diff --git a/src/hardware/rigol-ds/protocol.c b/src/hardware/rigol-ds/protocol.c
index d9d8dc7e..e68fb08e 100644
--- a/src/hardware/rigol-ds/protocol.c
+++ b/src/hardware/rigol-ds/protocol.c
@@ -220,11 +220,19 @@ static int rigol_ds_check_stop(const struct sr_dev_inst *sdi)
 	if (devc->model->series->protocol != PROTOCOL_V3)
 		return SR_OK;
 
-	if (rigol_ds_config_set(sdi, ":WAV:SOUR CHAN%d",
-			  ch->index + 1) != SR_OK)
-		return SR_ERR;
+	if (ch->type == SR_CHANNEL_LOGIC) {
+		if (rigol_ds_config_set(sdi->conn, ":WAV:SOUR LA") != SR_OK)
+			return SR_ERR;
+	} else {
+		if (rigol_ds_config_set(sdi, ":WAV:SOUR CHAN%d",
+				ch->index + 1) != SR_OK)
+			return SR_ERR;
+	}
 	/* Check that the number of samples will be accepted */
-	if (rigol_ds_config_set(sdi, ":WAV:POIN %d", devc->analog_frame_size) != SR_OK)
+	if (rigol_ds_config_set(sdi, ":WAV:POIN %d",
+			ch->type == SR_CHANNEL_LOGIC ?
+				devc->digital_frame_size :
+				devc->analog_frame_size) != SR_OK)
 		return SR_ERR;
 	if (sr_scpi_get_int(sdi->conn, "*ESR?", &tmp) != SR_OK)
 		return SR_ERR;
@@ -431,9 +439,14 @@ SR_PRIV int rigol_ds_channel_start(const struct sr_dev_inst *sdi)
 		rigol_ds_set_wait_event(devc, WAIT_NONE);
 		break;
 	case PROTOCOL_V3:
-		if (rigol_ds_config_set(sdi, ":WAV:SOUR CHAN%d",
-				  ch->index + 1) != SR_OK)
-			return SR_ERR;
+		if (ch->type == SR_CHANNEL_LOGIC) {
+			if (rigol_ds_config_set(sdi->conn, ":WAV:SOUR LA") != SR_OK)
+				return SR_ERR;
+		} else {
+			if (rigol_ds_config_set(sdi, ":WAV:SOUR CHAN%d",
+					ch->index + 1) != SR_OK)
+				return SR_ERR;
+		}
 		if (devc->data_source != DATA_SOURCE_LIVE) {
 			if (rigol_ds_config_set(sdi, ":WAV:RES") != SR_OK)
 				return SR_ERR;
@@ -595,10 +608,10 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
 
 	if (devc->num_block_bytes == 0) {
 		if (devc->model->series->protocol >= PROTOCOL_V4) {
-			if (sr_scpi_send(sdi->conn, ":WAV:START %d",
+			if (rigol_ds_config_set(sdi, ":WAV:START %d",
 					devc->num_channel_bytes + 1) != SR_OK)
 				return TRUE;
-			if (sr_scpi_send(sdi->conn, ":WAV:STOP %d",
+			if (rigol_ds_config_set(sdi, ":WAV:STOP %d",
 					MIN(devc->num_channel_bytes + ACQ_BLOCK_SIZE,
 						devc->analog_frame_size)) != SR_OK)
 				return TRUE;
@@ -672,7 +685,9 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
 		else
 			for (i = 0; i < len; i++)
 				devc->data[i] = (128 - devc->buffer[i]) * vdiv - offset;
-		sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
+		float vdivlog = log10f(vdiv);
+		int digits = -(int)vdivlog + (vdivlog < 0.0);
+		sr_analog_init(&analog, &encoding, &meaning, &spec, digits);
 		analog.meaning->channels = g_slist_append(NULL, ch);
 		analog.num_samples = len;
 		analog.data = devc->data;
@@ -769,6 +784,7 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
 SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
+	struct sr_channel *ch;
 	char *cmd;
 	unsigned int i;
 	int res;
@@ -782,6 +798,8 @@ SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi)
 		g_free(cmd);
 		if (res != SR_OK)
 			return SR_ERR;
+		ch = g_slist_nth_data(sdi->channels, i);
+		ch->enabled = devc->analog_channels[i];
 	}
 	sr_dbg("Current analog channel state:");
 	for (i = 0; i < devc->model->analog_channels; i++)
@@ -790,7 +808,7 @@ SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi)
 	/* Digital channel state. */
 	if (devc->model->has_digital) {
 		if (sr_scpi_get_bool(sdi->conn,
-				devc->model->series->protocol >= PROTOCOL_V4 ?
+				devc->model->series->protocol >= PROTOCOL_V3 ?
 					":LA:STAT?" : ":LA:DISP?",
 				&devc->la_enabled) != SR_OK)
 			return SR_ERR;
@@ -798,12 +816,14 @@ SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi)
 				devc->la_enabled ? "enabled" : "disabled");
 		for (i = 0; i < ARRAY_SIZE(devc->digital_channels); i++) {
 			cmd = g_strdup_printf(
-				devc->model->series->protocol >= PROTOCOL_V4 ?
+				devc->model->series->protocol >= PROTOCOL_V3 ?
 					":LA:DIG%d:DISP?" : ":DIG%d:TURN?", i);
 			res = sr_scpi_get_bool(sdi->conn, cmd, &devc->digital_channels[i]);
 			g_free(cmd);
 			if (res != SR_OK)
 				return SR_ERR;
+			ch = g_slist_nth_data(sdi->channels, i + devc->model->analog_channels);
+			ch->enabled = devc->digital_channels[i];
 			sr_dbg("D%d: %s", i, devc->digital_channels[i] ? "on" : "off");
 		}
 	}