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14.1.3
Pin Configuration
Table 14-1 summarizes the input pins used by the A/D converter.
The AV
and AV
CC
SS
V
pin is the A/D conversion reference voltage pin.
ref
The eight analog input pins are divided into two groups: group 0 (AN0 to AN3), and group 1
(AN4 to AN7).
Table 14-1 A/D Converter Pins
Pin Name
Analog power supply pin
Analog ground pin
Reference voltage pin
Analog input pin 0
Analog input pin 1
Analog input pin 2
Analog input pin 3
Analog input pin 4
Analog input pin 5
Analog input pin 6
Analog input pin 7
A/D external trigger input pin ADTRG
pins are the power supply pins for the analog block in the A/D converter. The
Symbol
AV
CC
AV
SS
V
ref
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
I/O
Function
Input
Analog block power supply
Input
Analog block ground and A/D conversion
reference voltage
Input
A/D conversion reference voltage
Input
Group 0 analog inputs
Input
Input
Input
Input
Group 1 analog inputs
Input
Input
Input
Input
External trigger input for starting A/D
conversion
Rev. 5.00, 12/03, page 519 of 1088
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