X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Frigol-ds%2Fprotocol.c;h=0a60957cf1eff338b3deeea18ee35e3ac8885e01;hb=934cf6cf5078f01517da303f21ed2ffee9b878f3;hp=140963a8a78e421f91cc7fa455c78bb821fd5c2d;hpb=8719638f5ad434684331ca2bd0f18fb759e4f97a;p=libsigrok.git

diff --git a/src/hardware/rigol-ds/protocol.c b/src/hardware/rigol-ds/protocol.c
index 140963a8..0a60957c 100644
--- a/src/hardware/rigol-ds/protocol.c
+++ b/src/hardware/rigol-ds/protocol.c
@@ -813,6 +813,18 @@ SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi)
 		return SR_ERR;
 	sr_dbg("Current timebase %g", devc->timebase);
 
+	/* Probe attenuation. */
+	for (i = 0; i < devc->model->analog_channels; i++) {
+		cmd = g_strdup_printf(":CHAN%d:PROB?", i + 1);
+		res = sr_scpi_get_float(sdi->conn, cmd, &devc->attenuation[i]);
+		g_free(cmd);
+		if (res != SR_OK)
+			return SR_ERR;
+	}
+	sr_dbg("Current probe attenuation:");
+	for (i = 0; i < devc->model->analog_channels; i++)
+		sr_dbg("CH%d %g", i + 1, devc->attenuation[i]);
+
 	/* Vertical gain and offset. */
 	if (rigol_ds_get_dev_cfg_vertical(sdi) != SR_OK)
 		return SR_ERR;