Section 6. Troubleshooting
SATO M-84PRO PN 9001105 Rev. A Page 6-5
RS232 SERIAL INTERFACE
The High Speed Serial Interface is a Plug-In Interface Module that can be installed in the
printer by the user.
GENERAL SPECIFICATIONS
Asynchronous ASCII Half-duplex communication
Ready/Busy Hardware Flow Control
Pin 20, DTR Control
Pin 4, RTS Error Condition
X-On/X-Off Software Flow Control
Bi-Directional Communication
Data Transmission Rate 9600, 19200, 38400, 57600 bps
Character Format 1 Start Bit (fixed)
7 or 8 data bits (selectable)
Odd, Even or No Parity (selectable)
1 or 2 Stop bits (selectable)
ELECTRICAL SPECIFICATIONS
Connector DB-25S (Female)
Cable DB-25P (Male), 50 ft. maximum length.
For cable configuration, refer to Cable
Requirements appropriate to the RS232C
protocol chosen.
Signal Levels High = +5V to +12V
Low = -5V to -12V
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