27220 Parallax Inc, 27220 Datasheet - Page 110

• Manufacturer Part Number: 27220
• Description: BOOK STAMPWORKS
• Manufacturer: Parallax Inc

Specifications of 27220

• Accessory Type: Booklet
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• For Use With/related Products: StampWorks
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Not applicable / Not applicable

This is due to DEBUG requiring several milliseconds to send its output to the Debug
Terminal window.
compilation) will increase the events input rate that can be detected.
Note, too, that the subroutine expects a clean input. A noisy input could cause
spurious counts, leading to early termination of the subroutine. This is easily fixed by
adapting the Get_Buttons subroutine from the last experiment.
Scan_Input:
nScan = 1
FOR idx = 1 TO 5
NEXT
xScan = nScan ^ oScan & nScan
oScan = nScan
RETURN
nScan = nScan & EventIn
PAUSE 5
Removing the DEBUG
' use with "noisy" inputs
' look for 0 -> 1 change
' save this scan
output (simple using conditional