Page 792 - Mechatronics with Experiments

to
connected

are
(Current limiting resistors) inputs
1000 Ω
1000 Ω
1000 Ω
1000 Ω Switch
outputs.

LED
ON/OFF

turn and
Microcontroller: PIC 18F452 or PIC 18F4331 switches (GND)). OFF

input = 3 Pin

of OFF ,
status =

read SW1
I/O: (i.e.,
digital resistors

for
Input switches 100 kΩ (pull-down) resistors diagram Circuit pull-down with

11.22: microcontroller

DC supply FIGURE the

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