Datasheet
© 2007 Microchip Technology Inc. DS21664D-page 43
MCP2502X/5X
REGISTER 7-3: A/D MODULE COMPARE REGISTER MSB (ADCMPNH)
REGISTER 7-4: A/D MODULE COMPARE REGISTER LSB (ADCMP
NL)
REGISTER 7-5: ADCON0 REGISTER
R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x
ANnCMP9 ANnCMP8 ANnCMP7 ANnCMP6 ANnCMP5 ANnCMP4 ANnCMP3 ANnCMP2
bit 7 bit 0
bit 7-0 ANnCMP9:ANnCMP2: Most Significant A/D Compare bits
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
R/W-x R/W-x U-0 U-0 U-0 U-0 U-0 U-0
ANnCMP1 ANnCMP0
— — — — — —
bit 7 bit 0
bit 7-6 ANnCMP1:ANnCMP0: Least Significant A/D Compare bits
bit 5-0 Unimplemented: Reads as ‘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
R/W-0 R/W-0 R/W-0 R/W-0 U-x U-0 U-x U-x
ADON T0PS2 T0PS1 T0PS0
— — — —
bit 7 bit 0
bit 7 ADON: A/D On Bit
1 = A/D converter module is operating
0 = A/D converter module is shut off and consumes no operating current
bit 6-4 T0PS2:T0PS0: Timer0 Prescaler Rate Select bits (used for auto-conversions)
000 = 1:1 Prescaller Rate
001 = 1:8 Prescaller Rate
010 = 1:32 Prescaller Rate
011 = 1:128 Prescaller Rate
100 = 1:512 Prescaller Rate
101 = 1:1024 Prescaller Rate
110 = 1:2048 Prescaller Rate
111 = 1:4096 Prescaller Rate
Formula: (T
OSC)(1024) (Prescaler Rate)
bit 3 Reserved
bit 2 Unimplemented: Reads as ‘0’
bit 1-0 Reserved
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