PIC24HJ12GP201_11 Datasheet, PDF (161/262 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers 5-cycle latency

PIC24HJ12GP201/202
REGISTER 18-4: AD1CHS123: ADC1 INPUT CHANNEL 1, 2, 3 SELECT REGISTER
U-0
—
bit 15
U-0
U-0
U-0
U-0
R/W-0
R/W-0
—
—
—
—
CH123NB<1:0>
R/W-0
CH123SB
bit 8
U-0
—
bit 7
U-0
U-0
U-0
U-0
R/W-0
R/W-0
R/W-0
—
—
—
—
CH123NA<1:0>
CH123SA
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 15-11
bit 10-9
Unimplemented: Read as ‘0’
CH123NB<1:0>: Channel 1, 2, 3 Negative Input Select for Sample B bits
PIC24HJ12GP201 devices only:
If AD12B = 1:
11 = Reserved
10 = Reserved
01 = Reserved
00 = Reserved
If AD12B = 0:
11 = Reserved
10 = CH1 negative input is AN6, CH2 negative input is AN7, CH3 negative input is not connected
01 = CH1, CH2, CH3 negative input is VREF-
00 = CH1, CH2, CH3 negative input is VREF-
PIC24HJ12GP202 devices only:
If AD12B = 1:
11 = Reserved
10 = Reserved
01 = Reserved
00 = Reserved
If AD12B = 0:
11 = CH1 negative input is AN9, CH2 and CH3 negative inputs are not connected
10 = CH1 negative input is AN6, CH2 negative input is AN7, CH3 negative input is AN8
01 = CH1, CH2, CH3 negative input is VREF-
00 = CH1, CH2, CH3 negative input is VREF-
© 2007-2011 Microchip Technology Inc.
DS70282E-page 161