Epson LQ 1050 - B/W Dot-matrix Printer - Page 208

REV.-A
Table A-1 3. HM6264ALSP-12 Signal Status
WE
Csl
CS2
OE 1/0 Terminal
Mode
x
H
x
x
High Z
Power down
H
L H
H
High Z
Output disable
H
L H
L
Data out
Read cycle
L L
H H
Data in
Write cycle (1)
L
L H L
Data in
Write cycle (2)
,,
!.,
.
-.
.-=-,
[, :
A-22