27404 Parallax Inc, 27404 Datasheet - Page 87
27404
Manufacturer Part Number
27404
Description
COMPETITION RING FOR SUMOBOT
Manufacturer
Parallax Inc
Datasheet
1.27404.pdf
(266 pages)
Specifications of 27404
Accessory Type
Hobby and Education
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
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' -----[ Title ]--------------------------------------------------------------
' Applied Robotics with the SumoBot - TestFrontIrObjectDetectors.bs2
' This program tests the IR object detectors mounted on the X8 and X9 headers
' on the front of the SumoBot.
' {$STAMP BS2}
' {$PBASIC 2.5}
' -----[ I/O Definitions ]---------------------------------------------------
IrLedLF
IrSenseLF
IrLedRF
IrSenseRF
' -----[ Constants ]----------------------------------------------------------
IrFreq
' -----[ Variables ]----------------------------------------------------------
irLF
irRF
' -----[ Initialization ]-----------------------------------------------------
DEBUG CLS, "FRONT IR DETECTORS", CR,
' -----[ Main Routine ]-------------------------------------------------------
DO
LOOP
FREQOUT IrLedLF, 1, IrFreq
irLF = ~IrSenseLF
FREQOUT IrLedRF, 1, IrFreq
irRF = ~IrSenseRF
DEBUG CRSRX, 1, BIN1 irLF,
PAUSE 100
CRSRX, 9, BIN1 irRF
CON
VAR
VAR
"Left
"----
PIN
PIN
PIN
PIN
38500
Bit
Bit
Right", CR,
-----", CR
4
11
15
14
' 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
' IR LED transmit frequency
' State of Left Front IR
' State of Right Front IR
' Display heading
' DO...LOOP repeats indefinitely
' Left IRLED shines IR light
' Save IR receiver output
' Repeat for right IRLED/receiver
' Display object detect bits
' Delay for slower PCs
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