
3.3V
WPi469
transmitter
board
USB cable
from computer
100µF 100nF
USB cable
from computer
100µF 100nF
10K
3.3V
WPi469
receiver
board
USB cable
from computer
100µF 100nF
USB cable
from computer
100µF 100nF
151Experiment 9: Remote Controls
and automatically adjusts to the background noise level on its receiving
frequency. It will not faithfully match the slow signals you can send with the
pushbutton, but this test shows that the receiver reacts to the transmitter. To
transmit something useful, faster signals are needed. The Pico can help you
to send, receive, and decode them.
MORE BUTTONS
Figures
9-7
and
9-8
(the latter ...