dspic33fj128mc204 Microchip Technology Inc., dspic33fj128mc204 Datasheet - Page 280

• Manufacturer Part Number: dspic33fj128mc204
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

REGISTER 22-5:
DS70291C-page 278
bit 15
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 15-11
bit 10-9
bit 8
bit 7-3
U-0
U-0
—
—
Unimplemented: Read as ‘0’
CH123NB<1:0>: Channel 1, 2, 3 Negative Input Select for Sample B bits
dsPIC33FJ32MC302, dsPIC33FJ64MC202/802, and dsPIC33FJ128MC202/802 devices only:
If AD12B = 1:
11 = Reserved
10 = Reserved
01 = Reserved
00 = Reserved
If AD12B = 0:
11 = Reserved
10 = Reserved
01 = CH1, CH2, CH3 negative input is V
00 = CH1, CH2, CH3 negative input is V
dsPIC33FJ32MC304, dsPIC33FJ64MC204/804, and dsPIC33FJ128MC204/804 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 AN8
01 = CH1, CH2, CH3 negative input is V
00 = CH1, CH2, CH3 negative input is V
CH123SB: Channel 1, 2, 3 Positive Input Select for Sample B bit
If AD12B = 1:
1 = Reserved
0 = Reserved
If AD12B = 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
Unimplemented: Read as ‘0’
U-0
U-0
—
—
AD1CHS123: ADC1 INPUT CHANNEL 1, 2, 3 SELECT REGISTER
W = Writable bit
‘1’ = Bit is set
U-0
U-0
—
—
Preliminary
U-0
U-0
—
—
REF
REF
REF
REF
U = Unimplemented bit, read as ‘0’
-
-
-
-
‘0’ = Bit is cleared
U-0
U-0
—
—
R/W-0
R/W-0
CH123NB<1:0>
CH123NA<1:0>
© 2009 Microchip Technology Inc.
x = Bit is unknown
R/W-0
R/W-0
CH123SB
CH123SA
R/W-0
R/W-0
bit 8
bit 0