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Microchip Technology Microstick for the 3V PIC24F K-series DM240013-1 DM240013-1 Data Sheet

Product codes
DM240013-1
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 2011 Microchip Technology Inc.
DS31037B-page 161
PIC24F16KL402 FAMILY
REGISTER 19-3:
AD1CON3: A/D CONTROL REGISTER 3  
R/W-0
R-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
ADRC
EXTSAM
PUMPEN
SAMC4
SAMC3
SAMC2
SAMC1
SAMC0
bit 15
bit 8
U-0
U-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
—
—
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
EXTSAM:
 Extended Sampling Time bit
1
 = A/D is still sampling after SAMP = 0
0
 = A/D is finished sampling
bit 13
PUMPEN:
 Charge Pump Enable bit
1
 = Charge pump for switches is enabled
0
 = Charge pump for switches is disabled
bit 12-8
SAMC<4:0>:
 Auto-Sample Time bits
11111
 = 31 T
AD
·
·
·
00001
 = 1 T
AD
00000
 = 0 T
AD
 (not recommended)
bit 7-6
Unimplemented:
 Maintain as ‘0’
bit 5-0
ADCS<5:0>:
 A/D Conversion Clock Select bits
11111
 = 64 • T
CY
11110
 = 63 • T
CY
·
·
·
00001
 = 2 • T
CY
00000
 = T
CY