Microchip Technology MA330016 Data Sheet

Page of 300
© 2007-2011 Microchip Technology Inc.
DS70290J-page 185
dsPIC33FJ32GP202/204 and dsPIC33FJ16GP304
     
REGISTER 18-5:
AD1CHS0: ADC1 INPUT CHANNEL 0 SELECT REGISTER
R/W-0
U-0
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
CH0NB
CH0SB<4:0>
bit 15
bit 8
R/W-0
U-0
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
CH0NA
CH0SA<4:0>
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
CH0NB: Channel 0 Negative Input Select for Sample B bit
1 = Channel 0 negative input is AN1
0 = Channel 0 negative input is V
REF
-
bit 14-13
Unimplemented: Read as ‘0’
bit 12-8
CH0SB<4:0>: Channel 0 Positive Input Select for Sample B bits
dsPIC33FJ32GP204 and dsPIC33FJ16GP304 devices only:
01100 = Channel 0 positive input is AN12

• 

00010 = Channel 0 positive input is AN2
00001 = Channel 0 positive input is AN1
00000 = Channel 0 positive input is AN0
dsPIC33FJ32GP202 devices only:
01100 = Channel 0 positive input is AN12
• 
• 

01000 = Reserved
00111 = Reserved
00110 = Reserved
• 
• 

00010 = Channel 0 positive input is AN2
00001 = Channel 0 positive input is AN1
00000 = Channel 0 positive input is AN0
bit 7
CH0NA: Channel 0 Negative Input Select for Sample A bit
1 = Channel 0 negative input is AN1
0 = Channel 0 negative input is V
REF
-
bit 6-5
Unimplemented: Read as ‘0’