8.2 Specifications
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Chapter 8 RS-232C/GP-IB Interfaces
Interface Functions
Operating Code: ASCII codes
8.2 Specifications
RS-232C Specifications
Transfer method
Communications : Full duplex
Synchronization : Start-stop synchronization
Baud rate
9600 bps/ 19200 bps/ 38400 bps
Data length
8 bits
Parity
none
Stop bit
1 bit
Message terminator
(delimiter)
Receiving : CR+LF, CR
Transmitting : CR+LF
Flow control
none
Electrical specification
Input voltage levels 5 to 15 V: ON, -15 to -5 V: OFF
Output voltage levels 5 to 9 V: ON, -9 to -5 V: OFF
Connector
RS-232C Interface Connector Pinout
(Male 9-pin D-sub, with #4-40 attachment screws)
The I/O connector is a DTE (Data Terminal Equipment) configuration
Recommended cables:
• Model 9637 RS-232C Cable (for PC/AT-compatibles)
• Model 9638 RS-232C Cable (for PC98-series)
See " Attaching the Connector" ( p.98).
GP-IB Specifications
SH1 All Source Handshake functions are supported.
AH1 All Acceptor Handshake functions are supported.
T6 Basic talker functions are supported. Serial poll function are sup-
ported. No talk-only mode. The talker cancel function with MLA
(My Listen Address) is supported.
L4 Basic listener functions are supported. No listen-only mode. The
listener cancel function with MTA (My Talk Address) is supported.
SR1 All Service Request functions are supported.
RL1 All Remote/Local functions are supported.
PP0 No Parallel Poll function.
DC1 All Device Clear functions are supported.
DT1 All Device Trigger functions are supported.
C0 No Controller functions are supported.