diff --git a/src/gateware/cxp.py b/src/gateware/cxp.py
index 6425469..4e5a570 100644
--- a/src/gateware/cxp.py
+++ b/src/gateware/cxp.py
@@ -122,8 +122,8 @@ class DownConn_Interface(Module, AutoCSR):
         # Receiver Pipeline WIP
         # 
         #        32             32+8(dchar)
-        # PHY ---/---> dchar   -----/-----> trigger ack ------>  packet  ------> CDC FIFO ------> debug buffer
-        #              decoder              checker              decoder
+        # PHY ---/---> dchar   -----/-----> trigger ack ------>  packet  ------> CDC FIFO ------> raw stream data packet without
+        #              decoder              checker              decoder                          the first 2 words (K27.7 & 0x01) 
         #
         cdr = ClockDomainsRenamer("cxp_gtx_rx")