SATO TG308, Service Manual

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Section 3: Interface Specifications
TG3 Series Service Manual
Page 3-3
3.2 RS232C HIGH SPEED SERIAL INTERFACE (Cont’d)
Notes:
• Check the setting seal of the serial interface card.
The correct settings may vary depending on the type and revision of the board.
• The setting range of baud rate and protocol can be changed in the printer’s Interface Mode. See
Section
4.7 Interface Mode
for details.
• Baud rate 2400bps and 4800bps can be set in the Interface Mode of the printer only. STATUS5 for “Proto-
col” can be set in the Interface Mode of the printer only.
• Single item buffer or multi buffer can be set in the printer’s Interface Mode when [READY/BUSY] and
[XON/XOFF] are effective.
3.2.2 Basic Specifications
Interface connector
Synchro system Asynchronous method
Maximum receive
buffer capacity 2.95MB
Code ASCII (7 bits), Graphic (8 bits)
Connectors Printer side
Cable side
Cable length DB-25S (male) or equivalent
DB-25P (female) or equivalent
16.4 feet (5 m) and under
Transmission form
[Note] If using 7 bits, b8 will be omitted.
Signal level High level
Low level : +5 to +12V
: -5 to -12V
Serial Connector Pin Asignments
1 13
14 25
Buffer near full
Buffer near full
0MB 2.95MB
Remaining 0.95MB
Remaining 1.95MB
occurred
released
Start
b1 b2 b3 b4 b5 b6 b7 b8
Stop