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Ieee 488 (gpib) bus command mode messages -16 – KEPCO BHK-MG 200W (Full Rack) Series User Manual

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BHK-MG (OPR) 022014

Listener

L4

Basic listener, unaddress if MTA (My Talk Address) (one-byte address).

Service Request

SR1

Complete Capability. The interface sets the SRQ line true if there is an
enabled service request condition.

Remote/Local

RL1

Complete capability. Interface selects either local or remote information. In
local mode the BHK-MG executes front panel commands, but can be set to
remote mode via IEEE 488 bus. When in Remote mode all front panel keys
are disabled except LOCAL. LOCAL key can be disabled using keypad
lockout command (see Appendix B, PAR. B.84) so that only the controller
or a power on condition can restore Local mode.

Parallel Poll

PP0

No Capability

Device Clear

DC1

Complete Capability. BHK-MG accepts DCL (Device Clear) and SDC
(Selected Device Clear).

Device Trigger

DT1

Respond to *TRG and trigger functions.

Controller

C0

No Capability

TABLE 3-7. IEEE 488 (GPIB) BUS COMMAND MODE MESSAGES

MNEMONIC

MESSAGE

DESCRIPTION

COMMENTS

DCL

Device Clear

Received

GET

Group Execute Trigger

Received

GTL

Go To Local

Received

IFC

Interface Clear

Received

LLO

Local Lockout

Received

MLA

My Listen Address

Received

MTA

My Talk Address

Received

OTA

Other Talk Address

Received (Not Used)

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

TABLE 3-6. IEEE 488 (GPIB) BUS INTERFACE FUNCTIONS (CONTINUED)

FUNCTION

SUBSET

SYMBOL

COMMENTS