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Remote Commands
STATus Commands
• A condition register (CONDition), which contains the current
status.This register is updated continuously. It is not changed by
having its contents read.
• The event register (EVENt), which contains the output from the
transition registers. The contents of this register are cleared
when it is read.
• A positive transition register (PTRansition), which, when
enabled, puts a 1 into the event register, when the corresponding
bit in the condition register goes from 0 to 1.
The power-on condition for this register is for all the bits to be
disabled.
• A negative transition register (NTRansition), which, when
enabled, puts a 1 into the event register, when the corresponding
bit in the condition register goes from 1 to 0.
The power-on condition for this register is for all the bits to be
disabled.
• The enable register (ENABle), which enables changes in the
event register to affect the Status Byte.
The status registers for the attenuator are organized as shown: