Rs-485 Serial Interface; Rs-485 Serial Interface Specifications - Epson TM-U675 Service Manual

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RS-485 Serial Interface

Table D-38 RS-485 serial interface specifications
Item
Data transfer method
Synchronization
Handshake
Signal level
Baud rate
Parity
Stop bit
Connector
bps: bits per second
Handshake, bit length, baud rate, and parity are set by the DIP switches.
The data stop bit is fixed at 1 bit.
Rev.D
Specifications
Serial
Asynchronous
DTR/DSR or XON/XOFF control
2.5V 
5 V: Logic "1"
0.0V  0.8 V: Logic "0"
2400, 4800, 9600, 19200 bps
None, even, odd
1 bit or more
D-SUB25 (female)
TM-U675/U675P (with autocutter) Service Manual
Product Overview Appendix D-81