Changes
CRTC
,== CRTC Timing Diagram ==
[[File:CRTC timing small.gif]]
== Internal Counters ==
{| class="wikitable sortable"
! Counter name
! Abbr
! Alternate name
|-
|Horizontal Character Counter
|HCC
|C0
|-
|Vertical Line Counter
|VLC
|C9
|-
|Vertical Character Counter
|VCC
|C4
|-
|Vertical Sync Counter
|VSC
|C3h
|-
|Horizontal Sync Counter
|HSC
|C3l
|-
|Vertical Total Adjust Counter
|VTAC
|C5 (or C9 on CRTCs 0/3/4)
|}
== Hitachi Block Diagram ==
