Operator Manual User Manual

4-10 BIT 4886 120413
These messages are enabled during the “handshake” cycle, with the Interface Card operating
as either a Talker or a Listener.
4.5 RS232-C OPERATION
The BIT 4886 card allows the BOP to be operated via an RS232-C terminal, or from a PC using
a terminal emulation program. The default settings are as follows:
• Baud rate: 9600
• Parity: None
•Data Bits8
• Stop Bits 1
• Echo ON
•XON OFF
To change echo or XON/XOFF, refer to PAR. 4.5.2.
TABLE 4-3. IEEE 488 (GPIB) BUS COMMAND MODE MESSAGES
MNEMONIC MESSAGE DESCRIPTION COMMENTS
ATN Attention Received
DAC Data accepted Received or Sent
DAV Data Valid Received or Sent
DCL Device Clear Received
GET Group Executive Trigger Received
IFC Interface Clear Received
MLA My Listen Address Received
MTA My Talk Address Received
OTA Other Talk Address Received
RFD Ready for Data Received or Sent
SDC Selected Device Clear Received
SPD Serial Poll Disable Received
SPE Serial Poll Enable Received
SRQ Service Request Sent
UNL Unlisten Received
UNT Untalk Received