Robotics with the Boe-Bot text v2.2

Chapter 6: Light Sensitive Navigation with Photoresistors · Page 195
Vdd
Vss
220 Ω
P6
2 k Ω
Vdd
Vss
220 Ω
P3
2 k Ω
Figure 6-2
Schematic –
First Light
Detection
Circuit
P15
P14
P13
P12
P11
P10
P9
P8
P7
P5
P2
P1
P0
P6
P4
P3
X2
X3
Vdd VssVin
Board of Education
© 2000-2003
Rev C
Vdd
Black
Red
X4 X5
15 14 13 12
To Servos
+
P15
P14
P11
P13
P12
P6
P4
P3
P10
P9
P8
P7
P5
P2
P1
P0
X2
X3
Vdd VssVin
Rev B
[phone]
www.parallax.com
www.stampsinclass.com
To Ser v os
+
HomeWork Board
Figure 6-3
Wiring
Diagrams
for the First
Light
Detection
Circuit
Board of
Education
(left) and
HomeWork
Board
(right).