9.1 Specifications
122
RS-232C Specifications
GP-IB Specifications (3174-01 only)
9.1 Specifications
Transfer method Communications: Full duplex
Synchronization: Start-stop synchronization
Baud rate 9600 bps/ 19200 bps
Data length 8 bits
Parity none
Stop bit 1 bit
Message terminator (delim-
iter)
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
(Load resistance: 3 kΩ to 7 kΩ)
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 use with PC/AT connectors)
• Model 9638 RS-232C Cable (for PC98 series)
See "9.2.1 Connecting the Connector" (p. 123)
SH1 All Source Handshake functions Yes
AH1 All Acceptor Handshake functions Yes
T6 Basic talker functions Yes
Serial poll function Yes
Talk-only mode No
The talker cancel function with MLA (My Listen Address) Yes
L4 Basic listener functions Yes
Listen-only mode No
The listener cancel function with MTA (My Talk Address) Yes
SR1 All Service Request functions Yes
RL1 All Remote/Local functions Yes
PP0 Parallel Poll function No
DC1 All Device Clear functions Yes
DT0 Device Trigger functions No
C0 Controller functions No
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