8–42 EPSON
SED1240 Series
OPTION ROM1 (when R1, R0 = 0, 0 is selected)
A
0123456789ABCDEF
0123456789ABCDEF
D
C
B
E
F
A
D
C
B
E
F
Lower 4 Bit of Code
H
i
g
h
e
r
4
B
i
t
o
f
C
o
d
e
OPTION ROM2 (when R1, R0 = 0, 1 is selected)
A
0123456789ABCDEF
0123456789ABCDEF
D
C
B
E
F
A
D
C
B
E
F
Lower 4 Bit of Code
H
i
g
h
e
r
4
B
i
t
o
f
C
o
d
e
