ST2515 Operation Manual
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6.2.1
GPIB Interface Function
The following table shows the ST2515 GPIB interface functions:
Code
Capability
Function
SH1
Data Source Handshake
Three-wire Shake
AH1
Acceptor Handshake
Three-wire Shake
T5
Basic Talker
Transmit instrument data.
L4
Basic Listener
Receive instrument data.
SR1
Service Request
Request service.
RL1
Remote/Local Conversion
Remote/Local Conversion
DC1
Device Reset
Transmit clear signal.
Code
Capability
Function
DT1
Device Trigger
Transmit trigger signal.
C0
Control
Transmit control data.
Table 6-2 GPIB Interface Capabilities and Functions.
6.2.2
GPIB Addressing
User can set the bus mode address of the GPIB parallel communication interface to a value from1
to 31. For more details about address setup, please refer to the page of <SYSTEM SETUP> under
the [SYSTEM] menu.
6.2.3
GPIB Bus Commands
ST2515 will respond to the following bus commands:
ABORT I/O (IFC)
When this command is received, all bus activities will abort and the instrument will no
longer receive data and reset the interface to the idle mode.
CLEAR LOCKOUT/SET LOCAL
This command provides conditions for the instrument to operate remotely.
DEVICE CLEAR (SDC or DCL)
As soon as this command is received, the selected device or all devices connecting with
this interface will be cleared.
LOCAL (GTL)
LOCAL returns to local control and buttons on the front panel will be valid.
LOCAL LOCKOUT (LLO)
LOCAL LOCKOUT disables the LOCAL operation of all devices on the bus. After this
command is sent, you will be unable to operate ST2515 from the front panel including