X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Funi-t-dmm%2Fapi.c;h=b23fc02cb3e5791fd22babafc83f67db2d5702c5;hb=e52bb9be8351b8c4f960d998a62dfbd05b8fa637;hp=e766fd8565d850e19d8b477ef1b44e9f2f34dc46;hpb=56e76981bc5e8e8d138275ad215e96d8ab4939af;p=libsigrok.git

diff --git a/hardware/uni-t-dmm/api.c b/hardware/uni-t-dmm/api.c
index e766fd85..b23fc02c 100644
--- a/hardware/uni-t-dmm/api.c
+++ b/hardware/uni-t-dmm/api.c
@@ -99,10 +99,15 @@ SR_PRIV struct dmm_info udmms[] = {
 		&voltcraft_vc820_driver_info, receive_data_VOLTCRAFT_VC820,
 	},
 	{
+		/*
+		 * Note: The VC830 doesn't set the 'volt' and 'diode' bits of
+		 * the FS9922 protocol. Instead, it only sets the user-defined
+		 * bit "z1" to indicate "diode mode" and "voltage".
+		 */
 		"Voltcraft", "VC-830", 2400,
 		FS9922_PACKET_SIZE, NULL,
 		sr_fs9922_packet_valid, sr_fs9922_parse,
-		NULL,
+		&sr_fs9922_z1_diode,
 		&voltcraft_vc830_driver_info, receive_data_VOLTCRAFT_VC830,
 	},
 	{