The name of a digital I/O board.

Input Format:

The name of a digital board as an unquoted string of alphanumeric characters.

Example:

The following example changes outputs 0 and 4 of the noise generator digital I/O board (called ngen) to high resistance.

 setdio ngen, set, b0+b4

The current list of digital I/O board names is:

• ngen - The noise generator digital I/O board.
• rxsim - The receiver simulator digital I/O board.
• chzr - The channelizer digital I/O board.