B-3. connectors and signals – Star Micronics SP200F User Manual
Page 96
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APPENDIX
B-3. Connectors and Signals
Pin No. Signal Name
IN/OUT
Function
1
STROBE
IN
Signals when data is ready to be read. Signal goes from
HIGH to LOW (for at least 0.5 microsec.) when data is
available.
2-9
DATA1-8
IN
These signals provide the information of the first to
eighth bits of parallel data. Each signal is at HIGH level
for a logical 1 and at a LOW level for a logical 0.
10
ACK
OUT
A 9 microsecond LOW pulse acknowledges receipt of
data.
11
BUSY
OUT
When this signal goes LOW, the printer is ready to
accept data. When the printer is in one of the conditions
below. “HIGH” is set.
1. Data being entered.
2. Off line.
3. Error condition.
12
PAPER OUT
OUT
This signal is normally LOW. It will go HIGH if the
printer runs out of paper.
13
SELECTED
OUT
This signal is HIGH when the printer is online.
14-15
N/C
Not connected
16
SIGNAL GND
Signal ground.
17
CHASSIS GND
Chassis ground, isolated from logic ground.
18
+5VDC
+5VDC (Max 50 mA)
19-30
GND
Twisted pair return signal ground level.
31
RESET
IN
When this signal goes LOW, the printer is reset to its
power-on condition.
32
ERROR
OUT
This signal is normally HIGH. This signal goes LOW
to signal that the printer cannot print due to an error
condition.
Refer to Item 8-4 Emergency Suspension.
33
EXT GND
External ground.
34
OUT1
OUT
Unused.
35
N/C
Not connected
36
The printer side is always set to HIGH.
This connector mates with an
Amphenol 57-30360 connector
Fig. B-3. Parallel interface connector (printer side)
(19)
(36)
(1)
(18)