2.4 Power and Signal Connections
The Z80 AIO and AIB are pin-compatible with the Z80 MCB
interconnection between the MCB and the Analog Boards is
TO
AIO:4
AIO:5
Next IEI
AIO:12
AIO:13
AIO:23
AIO:30
AIO:62-64, 120-122
AIO:68
AIO:71
AIO:73
AIO:75
AIO:79
AIO:98
AIO:99
AIO:100
AIO:101
AIO:102
AIO:103
AIO:115
AIO:116
TABLE 2.3.1:
MCB TO AIO OR AIB WIRE LIST
For convenience, the wire list for
MCB:l-3, 59-61
AIO:6
Last used IEO
MCB:23
MCB:62-64, 120-122
MCB:71
MCB:75
MCB:100
MCB:102
MCB:103
MCB:115
MCB:115
DESCRIPTION
+5V P.S.
IORQ-
DATA BIT (5)
IEO of AIO/AIB
IEI Of AIO/AIB
DATA BIT (3)
DATA
BIT
(6)
BIT
DATA
(0)
WR-
ADDR. BIT (7)
ADDR. BIT (5)
ADDR. BIT (6)
COMMOM
DATA BIT (4)
DATA BIT (2)
DATA BIT (7)
DATA BIT (1)
ADDR. BIT (4)
ADDR. BIT (3)
ADDR. BIT (2)
ADDR. BIT (1)
ADDR BIT (0)
RD-
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