PIC24HJ12GP201 Datasheet, PDF (159/234 Pages) Microchip Technology – High-Performance, 16-Bit Microcontrollers

PIC24HJ12GP201/202
REGISTER 17-3: AD1CON3: ADC1 CONTROL REGISTER 3
R/W-0
U-0
ADRC
—
bit 15
U-0
R/W-0
R/W-0
—
R/W-0
SAMC<4:0>
R/W-0
R/W-0
bit 8
U-0
—
bit 7
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
—
ADCS<5:0>
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 15
bit 14-13
bit 12-8
bit 7-6
bit 5-0
ADRC: ADC Conversion Clock Source bit
1 = ADC internal RC clock
0 = Clock derived from system clock
Unimplemented: Read as ‘0’
SAMC<4:0>: Auto Sample Time bits
11111 = 31 TAD
•
•
•
00001 = 1 TAD
00000 = 0 TAD
Unimplemented: Read as ‘0’
ADCS<5:0>: ADC Conversion Clock Select bits
111111 = TCY · (ADCS<7:0> + 1) = 64 · TCY = TAD
•
•
•
000010 = TCY · (ADCS<7:0> + 1) = 3 · TCY = TAD
000001 = TCY · (ADCS<7:0> + 1) = 2 · TCY = TAD
000000 = TCY · (ADCS<7:0> + 1) = 1 · TCY = TAD
© 2007 Microchip Technology Inc.
Preliminary
DS70282B-page 157