Epson LQ-1050 Technical Manual page 237

REV.-A
Interface with optional cartridge
Use:
Number of pins: 32
I
Pin No.
Signal
D5
D4
2
D7
3
AB 1
4
A6
AlO O
8
9
10
A9
11 A8
12 D2
13
14
15 DO
16 AO
17 D3
CG
18
19 D6
20
21 A4
I
22 WR
A7
23
24 + 5
25
26 PROG
27 Al 2
28
29 A l
3 0 ABO
31 A2
32 A3
Table A-1 7. CN6 Pin Assignments
Dir.
Data bus 5
Data bus 4
Data bus 7
Bank 1
0
Address bus
O
I Address bus
I Reset signal
—
o Address bus 9
o Address bus 8
Data bus 1
Read strobe
Data bus O
o Address bus O
Data bus 3
o
Data bus 6
o Address bus 14
O
o Write strobe
o Address bus 7
+ 5V DC power
o
0 Address bus 11
Program select
0 Address bus 12
o Address bus 13
o Address bus 1
o Bank O
Address bus 2
o
o Address bus 3
Description
5
10