*CLS

Sets each bit of Status byte ragister, Fault register, Error register to "0".

Register | Each Bit
Status byte register | 0
Fault register | 0
Error register | 0

Command message

*IDN

Inquiries about the model name of the controller.

Query message

Response message

Returns the model name of the power-supply controller to *IDN in the following manner

(Example) For PIA4810

*RST

The same processing is performed as when the GPIB bus line message DCL or SDC has been received. Also used to perform the same processing as that performed by a DCL message from the RS232C.

*RST is a command message equivalent to CLR.

This command message sets the following program data to its initial value, sets each bit of the following registers to “0,” and turns off the output of the DC power-supply unit connected. In addition, the command message releases the latch on the Shutdown function.

Message header | Program data (Initial value)
NODE | 0
CH | 1
TRM (DELIMITER) | 0
FUNMASK | 0h
HEAD | 0
SILENT | 1
*SRE (UNMASK) | 0h

Register | Each Bit
Status byte register | 0
Fault register | 0
Error register | 0

Command message

*SRE

Used to set or reset each bit of the service request enable register.

Also used to inquire about the contents of the service request enable register. Bit 6, however, cannot be set.

Program message

Program data

Setting value: | 0 to 255 (default: 0) 00h to FFh (default: 00h)
Resolution: | 1, 1h
Data format | Hexadecimal or decimal numbers

(Example) *SRE #H01

Response message

Returns the contents of the service request enable register to *SRE?.

Example: If Bit 7 of the service request enable register is set,

“128” is returned.

*STB

Used to inquire about the contents of the status byte register.

Query message

Response message

Returns the contents of the status byte register to *STB?.

Example: If Bit 5 of the status byte register is set,

“032” is returned.