IBM 5150 PC Technical Reference (6025005, August, 1981) (PDF)

) ) )
CII:I
74LSIS7
3:
2~
_
(SHT1) SAl ~ 18 IY~RMAO-- S~- 3:
2A UI8 2Y 1-7-- RMAI -- -RMAO---!- AO CI
26 lY ~- RMA2 -- -RMAI ~ AI ~4 z
BA2 I I~ lO,A 4Y ~ RMA 1 -- -RMA2-i;- A2 n UIS 1/01 (SHT 8,12;) CI
(SHT ~)
(SHT1) SAl 16 RMA,------':'" Al II02 n
T :c
(SHT" I I 14 4A " " " " " " " " " "" RMA4~ A4 I/0, 12
I' 46SEL G l~. _RMA"----L AS 1104 II (SHTS.'2)
~ =
I~~ -RMA6~ CI
74LSIS7 I IS ~ ~ 4 ~ '" "" 6 :~ A6 -RMA7~ A7 3:
J +CACSCCLK 74LSI'i7 10 - 212
T
(SHT1) 18 UI7 IY ~ RMA4 -- "" l-t r- -RMA8~ A8 m
l"" S b 2A 2Y i--2-- RMAS __ llf 4 A2 UI1 Al -RMA9----;:::- ~WE A9
(SHT,) CI
II 26 1Yr-;zRMA6-- J~ A4 A7 10~: 4Y~RMA7 ~~~~~~ ,~"~'~AS en
UI2 ~ C5
(SHT" 8-
I~I 17 A7
11 14 4A CS
(SHT1)
A8 48SELG 16 A8 I/O I 14 CC4
(SHT'j) I I') IS Alf I/O 11 CC'j :to
-<
(SHTf,l)
~~ :to
4 7 rF~ :;~~ II (SHT6,'.0 z
(SHT1) 18UltiIY~RMA8-- 8
I ~~: 2Y~RMA9-- rl~
II ~,. J I :to
(5HT;)
~A8
(SHT"
(SHT1) (SHTS) 1
~ r IB 7:~ (SHT8)
(SHT,) (SHT til (SHT1) (SHT" I? "[,,,
M(684S 12 2 ,A ,'6 4
r~~
I IS - ~ IG U7 IV! ') 6 AO I-- ,...
BOO MAO m
T
,...
801- ,2 01
MAO
l!C'1 14 ATO
11 02 '~~
4A1UIII/02:; ATI
MA2
10 0 , ' 7 'A4 I/O, ~AT2 "'1:1
801 MA>
29
804 MA4
14 ~~U72Y5 12 _""- ",,-,\----2 A'j 1104 II ~ _ An (SHT7.8)
~
:2
BD> 28 D'j
MAO z
BDb 27 D6 MAti 10
16 A7 UJO 6
" 2G 2" " l~; Ab U~~
:~
26
-I
m
T
'07 07 MA7 II
74LS04 ~ "'" IS:: 7A2 I/01~4
MAO
U9
~~~ ~
I~