add bit about ldst comp unit

diff --git a/3d_gpu/architecture/6600scoreboard.mdwn b/3d_gpu/architecture/6600scoreboard.mdwn
index 567eee0ad82d0c01264dec744e73922ab1878ccd..48dcc2ec212721669bbf31fb747316bf15321bf4 100644 (file)
--- a/3d_gpu/architecture/6600scoreboard.mdwn
+++ b/3d_gpu/architecture/6600scoreboard.mdwn
@@ -46,8 +46,8 @@ are active.  Cyclically respecting these request-response signals results in
 the SR Latches never going into "unstable / unknown" states.
 
 Note: there is an error in the diagram, compared to the source code.
-It was necessary to capture src2 separate from src1, so that for the ST,
-src2 goes into the STORE as the data, not src1.
+It was necessary to capture src2 (op2) separate from src1 (op1), so that
+for the ST, op2 goes into the STORE as the data, not op1.
 
 Source: