27403 Parallax Inc, 27403 Datasheet - Page 202

• 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 - Calibrate_Qtis ]----------------------------------------
Calibrate_Qtis:
' -----[ Subroutine - Servos_And_Sensors ]------------------------------------
Servos_And_Sensors:
FOR counter = 1 TO 5
NEXT
RETURN
HIGH qtiPwrLeft
HIGH qtiSigLeft
PAUSE 1
RCTIME qtiSigLeft, 1, temp
LOW qtiPwrLeft
multi = temp
HIGH qtiPwrRight
HIGH qtiSigRight
PAUSE 1
RCTIME qtiSigRight, 1, temp
multi = (multi + temp) / 2
multi = multi / 4
IF multi > 220 THEN
ELSE
ENDIF
WRITE QtiThresh, Word multi
RETURN
GOSUB Pulse_Servos
' Call sensor subroutine(s).
sensors = 0
GOSUB Read_Object_Detectors
PAUSE 900
FREQOUT LedSpeaker, 100, 3000
multi = multi - 220
multi = 0
' 5 beeps, 1/second
' Turn left QTI on
' Discharge capacitor
' Measure charge time
' Turn left QTI off
' Free temp for another RCTIME
' Turn right QTI on
' Discharge capacitor
' Measure charge time
' Calculate average
' Take 1/4 average
' Account for code overhead
' Threshold to EEPROM
' Call Pulse_Servos subroutine
' Clear previous sensor values
' Call Read_Object_Detectors