Table A-7. CN11 Pin Assignments (Continued)
Pin No.
Signal Name
I/O
Description
71
A22
O
Address bus bit 22
72
A23
O
Address bus bit 23
73
RD/BY
—
Not used
74
RESET
O
Reset signal
75,76
VPP
—
+5 V DC
1,2,3,4
VCC
—
+5 V DC
37,38,77,78,79,80
VSS
—
Ground
39
CSI0
O
Chip select inable 0
40
CSI1
O
Chip select inable 1
41
CSO0
—
Not used
42
CSO1
—
Not used
43
RD
O
Read signal
44
WR
O
Write signal
45
BWE0
O
Bus write enable 0
46
BWE2
O
Bus write enable 1
47
BWE1
O
Bus write enable 2
48
BWE3
O
Bus write enable 3
Appendix A
EPL-N1200 Service Manual
A-12
Rev. A
Summary of Contents for EPL-N1200
Page 1: ...EPSON TERMINAL PRINTER EPL N1200 SERVICE MANUAL EPSON 4006838 ...
Page 8: ...REVISION SHEET I Revision I Issue Date Revision Page Rev A December 9 1996 1st issue vii ...
Page 111: ...Chapter 4 Adjustment No adjustment is required in this product ...
Page 127: ...6 ii Rev A ...
Page 133: ...Figure A 2 Engine Section Cable Connection Appendix A EPL N1200 Service Manual A 2 Rev A ...
