Datasheet

dsPIC33FJ06GS001/101A/102A/202A and dsPIC33FJ09GS302
DS75018C-page 248  2011-2012 Microchip Technology Inc.
REGISTER 20-2: CMPDACx: COMPARATOR DAC CONTROL x REGISTER
U-0 U-0 U-0 U-0 U-0 U-0 R/W-0 R/W-0
— — — — — —CMREF<9:8>
(1)
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
CMREF<7:0>
(1)
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 15-10 Unimplemented: Read as ‘0’
bit 9-0 CMREF<9:0>: Comparator Reference Voltage Select bits
(1)
1111111111 = (CMREF * INTREF/1024) or (CMREF * (AVDD/2)/1024) volts depending on RANGE
bit or (CMREF * EXTREF/1024) if EXTREF is set
•
•
•
0000000000 = 0.0 volts
Note 1: These bits are not implemented in dsPIC33FJ06GS101A/102A devices.