Bot’n Roll ONE A User Assembling Manual
7.11. LINE FOLLOWER TESTING
Load the sample program "
_01_SensorRead
" located on "
File -> Examples -> BnrOneA->
LineSensor ->
_01_SensorRead
" to your Bot’n Roll ONE A. When the program starts you will be able to see the analog
to digital conversion values of each of the
8
sensors, on the LCD. The values vary between 0 and 1023.
Lighter colors have values near 0 and the dark colors have values near the 1023.
Lif the robot and check that the values are all near 1023, and aferwards put the robot on top of a white
paper and check that the values are near 0.
If any of the 8 sensors do not change, check that the Line Follower cables are correctly placed and if
there are short-circuits or bad solders on:
LF1
connectorn
LF2
connectorn
PIC18F45K22
integrated circuit
socket
.
On
"File -> Examples -> BnrOneA-> LineSensor ->..."
there are programs to explain the usage of the Line
Follower to make the robot to follow a line. Study and improve these sample programs. Line following is
one of the more interestng challenges that
Bot'n Roll ONE A
provides you!
Note:
For more informaton about the Pololu© QTR-8A Line Follower consult the document “QTR-
8x.pdf” present on your Bot’n Roll ONE A documentaton.
©Copyright 2018, SAR - Soluções de Automação e Robótca, Lda.
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