Thruline RF Power Meter, Model 4421
23
Self Test
(J0)
Function
Initiates a hardware and software test.
Remarks
Results are stored in the U1 status word (
"Status
(Ux)" on page 21
).
“J0” must be sent each time before reading the result.
End Or Identify (Kx)
Function
Enables or disables the End or Identify (EOI) signal. Set x to:
“Y” to enable.
“N” to disable.
Remarks
Disabling EOI can cause some controllers to lock unless another terminator is used.
When enabled, EOI is only asserted at the end of a multiple byte string.
W
ritable Store
(W
x x x x x x)
Function
Storage for six bytes of ASCII data.
Remarks
Data stored is lost when the 4421 is turned off.
Data is sent back as part of the U2 status word.
