Datasheet

 2010-2013 Microchip Technology Inc. DS39881E-page 197
PIC24FJ64GA004 FAMILY
REGISTER 21-3: AD1CON3: A/D CONTROL REGISTER 3
R/W-0 U-0 U-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
ADRC
— — SAMC4 SAMC3 SAMC2 SAMC1 SAMC0
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
ADCS7 ADCS6 ADCS5 ADCS4 ADCS3 ADCS2 ADCS1 ADCS0
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 ADRC: A/D Conversion Clock Source bit
1 = A/D internal RC clock
0 = Clock derived from system clock
bit 14-13 Unimplemented: Read as ‘0’
bit 12-8 SAMC<4:0>: Auto-Sample Time bits
11111 = 31 T
AD
·····
00001 = 1 T
AD
00000 = 0 TAD (not recommended)
bit 7-0 ADCS<7:0>: A/D Conversion Clock Select bits
11111111
······ = Reserved
01000000
00111111 = 64 • T
CY
······
00000001 = 2 • T
CY
00000000 = TCY