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PIC24FJ16MC101_12 Datasheet, PDF (201/350 Pages) Microchip Technology – 16-bit Microcontrollers (up to 32 KB Flash and 2 KB SRAM)
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PIC24FJ16MC101/102 AND PIC24FJ32MC101/102/104
REGISTER 19-5: AD1CHS0: ADC1 INPUT CHANNEL 0 SELECT REGISTER
R/W-0
U-0
U-0
R/W-0
R/W-0
R/W-0
CH0NB
—
—
CH0SB<4:0>
bit 15
R/W-0
R/W-0
bit 8
R/W-0
U-0
CH0NA
—
bit 7
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
—
CH0SA<4:0>
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
bit 14-13
bit 12-8
bit 7
bit 6-5
bit 4-0
CH0NB: Channel 0 Negative Input Select for Sample B bit
1 = Channel 0 negative input is AN1
0 = Channel 0 negative input is AVss
Unimplemented: Read as ‘0’
CH0SB<4:0>: Channel 0 Positive Input Select for Sample B bits
11111-10000 = Reserved; do not use
01111 = Channel 0 positive input is AN15(2)
01110 = No channels connected, all inputs floating (used for CTMU)
01101 = Channel 0 positive input is connected to CTMU temperature sensor
01100 = Channel 0 positive input is AN12(2)
01011 = Channel 0 positive input is AN11(2)
01010 = Channel 0 positive input is AN10(3)
01001 = Channel 0 positive input is AN9(3)
01000 = Channel 0 positive input is AN8(2)
00111 = Channel 0 positive input is AN7(2)
00110 = Channel 0 positive input is AN6(2)
00101 = Channel 0 positive input is AN5(1)
00100 = Channel 0 positive input is AN4(1)
00011 = Channel 0 positive input is AN3
00010 = Channel 0 positive input is AN2
00001 = Channel 0 positive input is AN1
00000 = Channel 0 positive input is AN0
CH0NA: Channel 0 Negative Input Select for Sample A bit
1 = Channel 0 negative input is AN1
0 = Channel 0 negative input is AVss
Unimplemented: Read as ‘0’
CH0SA<4:0>: Channel 0 Positive Input Select for Sample A bits
Refer to bits 12-8 for the available settings.
Note 1:
2:
3:
This setting is available on all devices excluding the PIC24FJXXMC101, where it is Reserved.
This setting is available in the PIC24FJ32MC104 devices only, and is Reserved in all other devices.
This setting is available on all devices excluding the PIC24FJ16MC101/102, where it is Reserved.
© 2011-2012 Microchip Technology Inc.
Preliminary
DS39997C-page 201
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