27403 Parallax Inc, 27403 Datasheet - Page 91

• 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

' -----[ Title ]--------------------------------------------------------------
' Applied Robotics with the SumoBot - IrInterferenceSniffer.bs2
' This program tests for IR interference from other fluorescent lights,
' handheld remotes, video recorders and other SumoBot robots.
' {$STAMP BS2}
' {$PBASIC 2.5}
' -----[ I/O Definitions ]---------------------------------------------------
IrLedLF
IrSenseLF
IrLedRF
IrSenseRF
LedSpeaker
' -----[ Variables ]----------------------------------------------------------
irLF
irRF
counter
' -----[ Initialization ]-----------------------------------------------------
DEBUG CLS, "Checking for IR interference...", CR, CR
' -----[ Main Routine ]-------------------------------------------------------
DO
LOOP
irLF = ~IrSenseLF
irRF = ~IrSenseRF
IF irLF = 1 OR irRF = 1 THEN
ENDIF
DEBUG "IR interference detected!!!", CR
FOR counter = 1 TO 7
NEXT
FREQOUT LedSpeaker, 50, 4000
PAUSE 50
Always test for and eliminate sources of IR interference near your SumoBot
Competition Ring.
PIN
PIN
PIN
PIN
PIN
VAR
VAR
VAR
4
11
15
14
5
Bit
Bit
Byte
' Target = BASIC Stamp 2
' Language = PBASIC 2.5
' Left IR LED connected to P4
' Left IR detector to P11
' Right IR LED connected to P15
' Right IR detector to P14
' LED/speaker connected to P5
' State of Left Front IR
' State of Right Front IR
' Loop counting variable
' DO...LOOP repeats indefinitely
' Save IR receiver output