Specifications

Operating Manual SEFRAM 4451
M4451 A00
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COMMAND TYPE: Common Command or Query
Syntax: *ESR?
Response: <NR1>
4.11.4.4 *PSC - Power-On Status Clear Command
This command is used to control the automatic power-on clearing of certain status functions.
COMMAND TYPE: Common Command or Query
COMMON COMMAND
Syntax : *PSC<ws><Boolean>
Arguments:
Type: Boolean
Examples: *PSC ON or *PSC 1
*PSC OFF or *PSC 0
QUERY
Syntax: *PSC?
Response: ASCII 0 for OFF
ASCII 1 for ON
When set to ON (1), the Service Request Enable Register and the Standard Event Status Enable
Register are cleared on power-on.
4.11.4.5 *SRE - Service Request Enable Command
This command sets the Service Request Enable Register bits.
COMMAND TYPE: Common Command or Query
COMMON COMMAND
Syntax: *SRE<ws><NRf>
Arguments:
Type: NRf
Range: 0 to 255. Non integer arguments are rounded before execution.
The value of bit 6 is ignored, and is set always to zero.
Examples: *SRE 48 (Enables reporting of ESB and MAV events)
QUERY
Syntax: *SRE?
Response: <NR1>
f) STB? - Status byte query
This query is used to read the value of the Status Byte.
COMMAND TYPE: Common Query
Syntax : *STB?
Response: <NR1>
The value of the Status Byte read with the *STB? query may differ from that read with the
Serial Poll. Bit 6 of the STB will be set as long as a reason for requesting service exists, while
bit 6 of the STB as read by the Serial Poll is cleared by the Serial Poll.
4.11.5 Device Trigger Commands
*TRG - Trigger command
This command is analogous to the IEEE 488.1 Group Execute Trigger interface message, and
has the same effect. It is used to trigger the device to output a wave, and is accepted only when
the trigger mode is set to Trigger, Gate or Burst, and the trigger source is set to BUS.
Command Type: Common Command