IBM RT Series Hardware Reference Manual page 232

SHIT I
:~~
SDZ
SD3
S04
BD~
BDb
SHT I SD7
_ _ _ _ _ _ --,:Z:--too
3 DI
_ _ _ _ _ _ --:4;;02
_ _ _ _ _ _ _ _ _ --:S~D~
_ _ _ _ _ _ _ -:°:--t04
~ ~
- - - - - - - : q : - - t D b
- - - - - - - ' - i D 7
U31
SHr
CPU LATCH -------':II;:--tCPU LATCH
CRT LATCH 0 CRT LATCH
SHT 2
~¥LK
Iq
CL~
WE 16
;~L
SHT 4 GRAPHICSIOW--------:::I,-j lOW
I VMEMR (Z)
I~
MRD
AD
13 AO
SHT4
IT
14 MDSEL
CO 2Z (0 SHT 8
CI ZI (I SHT 8
~:?r.~T~ ---------------------------------------------------------------~=CS ~~~~.~
MODO~~q
MOD I
rM------
MOD2~
MOD3~~----------------------------------~
MOD4
+,!--E/4
MOD~it--
~~~ ~2
MIDI~
MODO 2 r - - - - - - ,
"'M;';O""'D:'-I --3;;-tDQO
I
'M~0'""D';'2 ---:ISi-IDQ I
!.!.M,,-,O D' - ' . 3 _....!1..!..j7
gg~
\E ~~~ ~
000
~ool
\~
002
usa
AAO 14 003
!Ha
AI
n
AO
'llifz
AI
r - - - - - - '
~ :~
AAtI;"
AS
'AA7iQ
A6
U40
\mi
"'AAt7
A4
I~--------~~~ ~
1>-_________
' " ' 1 16
<I
CAS TMS4416
~L.g
__
=,.,...,..,--...J
TMS4416
MIDOf=\'"
l !
1 :
MID2~
MID3~ L-~~~
_ _ _ _
~
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
~
MID4~~S
MIDS~
~~ g~ 2~
U41
~g~
SHIT S'III
MOD2
MOD~
- - MOD4
- - MODS
- - M O D b
MOD7 SHT S.II
M I DO SHT 8.11
- - MI DI SHT 8.11
- - - - MI D2 SHT 8.11
MID3 SHT2.8.11
MI D4 SHT8.11
- - HI DS SHT8.11
MI Db SHT8.11
MI D7 SHT8.11
alAPHICS CONTROL
SHin
f~
AA4
AAS
AA6
SHT 3 AA7
RASO
RAST
A"CEO
SHT2
t
SHT 2 WE
I--
TMS4416
r . . . . (;---. . . . . . . .
TMS441b
Enhanced Graphics Adapter Sheet 6 of 11
m
2
:::z::
l>
Z
n
m
c
C)
:J:J
l>
."
:::z::
n
en
l>
c
l>
."
....
m
:J:J