70592C datasheet(217/314 Pages) MICROCHIP

217 / 314 page

DS70592C-page 217

PIC24HJXXXGPX06A/X08A/X10A

ADxCHS123: ADCx INPUT CHANNEL 1, 2, 3 SELECT REGISTER

U-0

R/W-0

—

CH123NB<1:0>

CH123SB

bit 15

bit 8

U-0

R/W-0

—

CH123NA<1:0>

CH123SA

bit 7

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 15-11

Unimplemented: Read as ‘0’

bit 10-9

CH123NB<1:0>: Channel 1, 2, 3 Negative Input Select for Sample B bits

When AD12B = 1, CHxNB is: U-0, Unimplemented, Read as ‘0’

11 = CH1 negative input is AN9, CH2 negative input is AN10, CH3 negative input is AN11

10 = CH1 negative input is AN6, CH2 negative input is AN7, CH3 negative input is AN8

0x = CH1, CH2, CH3 negative input is VREF-

bit 8

CH123SB: Channel 1, 2, 3 Positive Input Select for Sample B bit

When AD12B = 1, CHxSB is: U-0, Unimplemented, Read as ‘0’

1 = CH1 positive input is AN3, CH2 positive input is AN4, CH3 positive input is AN5

0 = CH1 positive input is AN0, CH2 positive input is AN1, CH3 positive input is AN2

bit 7-3

Unimplemented: Read as ‘0’

bit 2-1

CH123NA<1:0>: Channel 1, 2, 3 Negative Input Select for Sample A bits

When AD12B = 1, CHxNA is: U-0, Unimplemented, Read as ‘0’

11 = CH1 negative input is AN9, CH2 negative input is AN10, CH3 negative input is AN11

10 = CH1 negative input is AN6, CH2 negative input is AN7, CH3 negative input is AN8

0x = CH1, CH2, CH3 negative input is VREF-

bit 0

CH123SA: Channel 1, 2, 3 Positive Input Select for Sample A bit

When AD12B = 1, CHxSA is: U-0, Unimplemented, Read as ‘0’

1 = CH1 positive input is AN3, CH2 positive input is AN4, CH3 positive input is AN5

0 = CH1 positive input is AN0, CH2 positive input is AN1, CH3 positive input is AN2

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