27403 Parallax Inc, 27403 Datasheet - Page 131

• Manufacturer Part Number: 27403
• Description: GUIDE APP ROBOTCS W/SUMOBOT V1.0
• Manufacturer: Parallax Inc

Specifications of 27403

• Accessory Type: Manual
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SumoBot®
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

' -----[ Subroutine - Read_Object_Detectors ]---------------------------------
Read_Object_Detectors:
' -----[ Subroutine - Read_Pushbutton ]---------------------------------------
Read_Pushbutton:
HIGH qtiPwrLeft
HIGH qtiPwrRight
HIGH qtiSigLeft
HIGH qtiSigRight
PAUSE 1
INPUT qtiSigLeft
INPUT qtiSigRight
PULSOUT DummyPin, qtiThreshold
qtiStateLeft
qtiStateRight = ~ qtiSigRight
LOW qtiPwrLeft
LOW qtiPwrRight
RETURN
FREQOUT IrLedRS, 1, IrFreq
irRS = ~IrSenseRS
FREQOUT IrLedRF, 1, IrFreq
irRF = ~IrSenseRF
FREQOUT IrLedLF, 1, IrFreq
irLF = ~IrSenseLF
FREQOUT IrLedLS, 1, IrFreq
irLS = ~IrSenseLS
RETURN
input pbSense
pushbutton = pbSense
RETURN
= ~ qtiSigLeft
' Turn on QTIs
' Push signal voltages to 5 V
' Wait 1 ms for capacitors
' Start the decays
' Wait for threshold time
' Snapshot of QTI signal states
' Turn off QTIS
' Right side IR LED headlight
' Save right side IR receiver
' Repeat for right-front
' Repeat for left-front
' Repeat for left side
' Store state of pbSense