Advertisement
Pin
Signal
In/Out
Description
No.
name
50
DO
-
NU
51
Dl
In
Low battery
(LB)
input from the low
battery
detect
circuit.
Normally,
high level.
52
D2
-
NU
53
D3
In
Serial/parallel
interface select signal.
High:
serial
interface (low:
parall
e l
interface).
54
NC
-
NU
-8-
Pin
Signal
In/Out
Description
No.
name
1
D4
In
Bit size
sel
e ct signal. High; 8-bit
(low:
7-bit)
2
D5
In
CR
code functional
assignment.
Low:
CR with LF
(high:
CR only)
3
D6
In
Character
kind select
signal:
High:
JIS
(J5
to be shorted), low:
ASCII
(J6
to be shorted)
4
D7
In
Paper
feed (PF) signal.
Low:
paper
feed,
high: paper
feed stop
5
DB
-
NU
6
D9
-
NU
7
DlO
-
NU
8
Dl 1
Out
Halt enable
signal
(HALT
ENABLE)
9
D12
-
NU
10
D13
-
NU
11
D14
In
Data signal. Serial data
input
from the
CPU.
12
D15
Out
Busy signal. Serial
busy
signal
to the
CPU.
13
R40
-
NU
(
-
-
(
R43
-
R50
-
R51
-
20
R52
-
NU
21
RST
-
Reset
pin.
Reset with a high state of
signal.
Normally, pulled down to a low
state.
22
GND
-
GND
23
OSCl
In
Oscillator circuit input
24
OSC2
Out
Oscillator circuit output
25
HLT
In
26
TEST
-
GND
27
vcc
-
GND
28
ROO
Out
GND
29
ROl
Out
GND
30
R02
In
X/Y motor drive frequency select
pin.
High:
365 pps
(low:
325 pps)
31
R03
In
Character kind select signal.
High:
CE515P compatible
(DLG3301 E character set)
32
RlO
Out
Output during power on
SIGNAL OUT
33
R11
In
Input
during
power on
SIGNAL IN
34
R12
Out
GND
35
R13
In
Carriage
position
detect switch
signal.
Low: home position
(left
margin)
36
INTO
In
Strobe
input
37
INTl
In
GND
38
R20
Out
}
-
-
-
X motor signal
41
R23
Out
42
R30
Out
}
-
-
-
Y motor signal
45
R33
Out
46
R60
Out
}
-
-
-
Z motor signal
49
R63
Out
4-4. PCU (DLG3001 E) pin signal description
-
PC-2500
Advertisement
