dspic33fj128mc204 Microchip Technology Inc., dspic33fj128mc204 Datasheet - Page 281

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

REGISTER 22-5:
© 2009 Microchip Technology Inc.
bit 2-1
bit 0
CH123NA<1:0>: Channel 1, 2, 3 Negative Input Select for Sample A 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
CH123SA: Channel 1, 2, 3 Positive Input Select for Sample A 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
AD1CHS123: ADC1 INPUT CHANNEL 1, 2, 3 SELECT REGISTER (CONTINUED)
Preliminary
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DS70291C-page 279