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Sensor Board User Manual
The following table contains the complete pin assignment:
Port
A
B
C
D
E
Pin
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RA7
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RD0
RD1
RD2
RD3
RD4
RD5
RD6
RD7
RE0
RE1
RE2
A/D Port
AN0
AN1
AN2
AN3
AN4
I/O
Input
Input
Input
Input
Input
Input
Pin Usage
Analog input
A/D conversion reference
voltage
A/D Selector
Analog input
Module
Resistive Sensors
PIC Module
Photodiode
Timer(Crystal)
AN12
AN10
AN8
AN9
AN11
DD+
TX
RX
AN5
AN6
AN7
Input
Input
Input
Input
Input
Input
Input
Input
Input
Output
Output
Output
Output
Output
Input
Output
In
In
In
In
In
Out
Out
In
In
In
In
PIC Module
2
IC
Analog/Digital input
Analog/Digital input
Analog/Digital input
A/D selector
Digital Input
Bootloader
Digital input
Generic Inputs (Debounce 1)
Active Filter
Generic Inputs (Debounce 2)
PIC Module
Temp Sensor
PIC Module
Switch Sensor
Digital Output
Output Module
Power (USB)
PIC Module
USB Communication
Power Module
RS-232
PIC Module
Comparator
Digital Input
Phototransistor
A/D selector
PIR Motion Detector
PIC Module
Digital Output
Output Module
Digital Input
Switch Sensor
Signal Conditioning
Analog/Digital Input
Generic Inputs (Amplifiers)
Table 2: Complete pin assignment of the PIC18F4550
Personal Mechatronics Lab
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