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| PIC24HJ128GP206-I Datasheet, PDF (204/286 Pages) Microchip Technology – High-Performance, 16-Bit Microcontrollers | |||
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PIC24HJXXXGPX06/X08/X10
FIGURE 19-1:
VREF+(1)
VREF-(1)
ADC1 MODULE BLOCK DIAGRAM
AVDD
AVSS
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AN8
AN9
AN10
AN11
AN0
AN3
AN6
AN9
VREF-
AN1
AN4
AN7
AN10
VREF-
AN2
AN5
AN8
AN11
VREF-
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
+
S/H
-
CH1(2)
+
S/H
-
CH2(2)
+
S/H
-
CH3(2)
Sample
ADC1
Conversion
Result
Conversion Logic
16-bit
ADC Output
Buffer
CH1,CH2,
CH3,CH0
Sample/Sequence
Control
Input
Switches
Input MUX
Control
AN30
AN31
11110
11111
VREF-
AN1
+
S/H
-
CH0
Note 1: VREF+, VREF- inputs may be multiplexed with other analog inputs. See device data sheet for details.
2: Channels 1, 2 and 3 are not applicable for the 12-bit mode of operation.
DS70175F-page 202
© 2007 Microchip Technology Inc.
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