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CON-SUP Connector
Score: 135.21 %,
Type: wiki , Comments: 0 comments
Pin
Name
Type
Description
1
/IORQ
2
GND
Ground
3
/WR
4
/RD
5
RESET
6
A0
O
7
A1
O
8
A2
O
9
A3
O
10
A4
O
11
A5
O
12
A6
O
13
A7
O
14
GND
15
D0
I/O
16
D1 ...
33
DLCLK *
O
34
DHCLK *
O
35
CBDR *
O
36
BLEO *
O
Pin directly connected to v9938
37
C0 ...
Expansion bus slots
Score: 135.21 %,
Type: wiki , Comments: 0 comments
A14
O
Address bus signals
26
A13
O
Address bus signals
27
A1
O
Address bus signals
28
A0
O ... signals
32
A4
O
Address bus signals
33
D1
I/O
Data bus signals
34
D0
I/O
Data bus signals
35
D3 ...
Z80A
Score: 135.15 %,
Type: wiki , Comments: 0 comments
this pin is connected to +5V on MSX. So you can ignore it.
The Z80 has three interrupt modes.
Mode 0 ... depending on its state (0 or 1), provides information on the result of certain operations. This is described ... one-bit registers that serve as flags for interrupts. When IFF1 is 0 maskable interrupts are disabled. At ...
