94
RS-232 Serial Interface
Interface board specifications (RS-232-compliant)
Item
Specifications
Data transfer method
Serial
Synchronization
Asynchronous
Handshake
Select one of the following with the memory switch:
DTR/DSR
XON/XOFF
Signal level
MARK
-3V to -15V logic “1
”
/OFF
SPACE
+3V to +15V logic “0
”
/ON
Transmission speed
Select one of the following with the memory switch:
2400/4800/9600/19200/38400/57600/115200 bps
[bps: bits per second]
Bit length
Select one of the following with the memory switch:
7 bit
8 bit
Parity
Select one of the following with the memory switch:
None
Even
Odd
Stop bit
1 or more bits
However, the stop bit for data transfer from the printer is fixed to 1 bit.
Connector
DSUB 25-pin (female) connector