Service manual

Rev. 2.00
- 43 -
SRP-275
3-5 Interface Specifications
3-5-1 RS-232C Serial Interface
3-5-1(a) Specification
Item Description Remark
Data transmission Serial
Synchronization Asynchronous
Handshaking
(Flow control)
H/W : DTR / DSR
S/W : XON / XOFF
XON : ASC code 11
XOFF : ASC code 13
Signal level
• Logic "1" (MARK) : -3V~-15V
• Logic "0" (SPACE) : +3V~+15V
Baud rate 19200 / 2400 / 4800 / 9600 bps
Data word length 7 bit / 8 bit
Parity None / Even / Odd
Connector DB25P female (I/F PBA)
NOTES
The handshaking (Flow control) / Data word length / Baud rate / Parity functions depend on the DIP
Switch settings. Refer to the Service manual.
3-5-1(b) RS-232C I/F Cable