Measurement Computing Analyzer488 - Manual (Page 235)

Section 6 Instrument Simulator
6.25
SYNTAX: U0 Send the Analyzer488 status when next addressed
to talk (default)
U1 Tests for a key press
U2 Get a key press - 10 second timeout
U? Returns the last Status command issued.
EXAMPLES: PRINT#1,"CLEAR10" reset the Analyzer488
PRINT#1,"OUTPUT10;C0U0X" clear the data buffer and request
the status of the Analyzer488
PRINT#1,"ENTER10"
INPUT#2,A$
read the status byte
PRINT A$ display will show:
1.1C0000D0E0G0H2I000J1K0P000S000T00000U0W00Y2Z000
PRINT#1,"U1X" Request keyboard input buffer
INPUT #2,C$
PRINT C$
Display shows 255