ADC 1 Input
PIO 7 Output
emitting circuit of the
infrared sensor
ADC 0 Input
Infrared sensor photo-
sensing circuit
(front
wall sensing result )
5.
Toy Car Board
- Detail hardware configuration
(Option)
PIO 7 Output
ADC 0 Input
Circuit diagram for the front obstacle (wall, etc.) detection sensor
EL-7L
ST-7L
(
Light emitting part
)
(
light receiving part
)
PIO 7 Output
ADC 1 Input
Circuit diagram for the rear obstacle (wall, etc.) detection sensor
EL-7L
ST-7L
Options – Circuits for the front and rear obstacle surveillance sensor have to be ordered separately.
Infrared sensor photo-
sensing circuit
(Rear
wall sensing result )
(
Light emitting part
)
(
light receiving part
)
