Technical data
4-12 Agilent B1500A/B1505A Programming Guide, Edition 11
Command Reference
N1258A/ 
N1259A 
Module 
Selector 
Control
ERHPA/ 
ERHPA?
Specifies/returns the module connected to the module selector 
input.
ERHPL/ 
ERHPL?
Sets/returns the LED status indicator operation status.
ERHPS/ 
ERHPS?
Sets/returns the connection status of the series resistor on the 
HVSMU path.
ERHPP/ 
ERHPP?
Sets/returns the connection status of the input-to-output path.
ERHPE/ 
ERHPE?
Sets/returns the External Relay Control status.
ERHPR/ 
ERHPR?
Sets/returns the signal level applied to the External Relay Control 
connector pin.
N1265A 
Ultra High 
Current 
Expander/
Fixture 
Control
ERPFUHCA/
ERPFUHCA?
Specifies/returns the MC/HCSMU modules connected to the V 
Control and I Control inputs of the N1265A.
ERPFUHCTST? Executes the self-test of the N1265A and returns the result.
ERPFUHCCAL? Executes the self-calibration of the N1265A and returns the result.
ERPFUHCMAX
?
Returns the available maximum current for the currently-connected 
N1265A.
ERPFGA/
ERPFGA?
Specifies/returns the MC/HCSMU module connected to the Gate 
input.
ERPFDA/
ERPFDA?
Specifies/returns the measurement resources connected to the 
Selector Input.
ERPFDP/
ERPFDP?
Sets/returns the connection status of the selector input-to-output 
path.
ERPFDS/
ERPFDS?
Sets/returns the connection status of the series resistor on the 
HVSMU path.
ERPFGP/
ERPFGP?
Sets/returns the connection status of the MC/HCSMU output 
connected to the Gate input.
ERPFGR/
ERPFGR?
Sets/returns the connection status of the series resistor on the Gate 
path.
ERPFTEMP? Returns the temperature measured by using the thermocouples 
(N1265A-041) connected to the K Thermocouple 1 and 2 terminals.
Category Command  Summary 










