PIC18F1220 MICROCHIP [Microchip Technology], PIC18F1220 Datasheet - Page 159
PIC18F1220
Manufacturer Part Number
PIC18F1220
Description
18/20/28-Pin High-Performance, Enhanced Flash Microcontrollers with 10-bit A/D and nanoWatt Technology
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F1220.pdf
(310 pages)
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Part Number:
PIC18F1220-E/SO
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Manufacturer:
Microchip Technology
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REGISTER 17-3:
2004 Microchip Technology Inc.
bit 7
bit 6
bit 5-3
bit 2-0
ADCON2: A/D CONTROL REGISTER 2
bit 7
ADFM: A/D Result Format Select bit
1 = Right justified
0 = Left justified
Unimplemented: Read as ‘0’
ACQT2:ACQT0: A/D Acquisition Time Select bits
000 = 0 T
001 = 2 T
010 = 4 T
011 = 6 T
100 = 8 T
101 = 12 T
110 = 16 T
111 = 20 T
ADCS2:ADCS0: A/D Conversion Clock Select bits
000 = F
001 = F
010 = F
011 = F
100 = F
101 = F
110 = F
111 = F
Legend:
R = Readable bit
-n = Value at POR
R/W-0
ADFM
Note:
OSC
OSC
OSC
RC
OSC
OSC
OSC
RC
AD
AD
AD
AD
AD
AD
AD
AD
(clock derived from A/D RC oscillator)
(clock derived from A/D RC oscillator)
If the A/D F
added before the A/D clock starts. This allows the SLEEP instruction to be executed
before starting a conversion.
/2
/8
/32
/4
/16
/64
(1)
U-0
—
RC
ACQT2
R/W-0
clock source is selected, a delay of one T
W = Writable bit
‘1’ = Bit is set
ACQT1
R/W-0
ACQT0
(1)
(1)
PIC18F1220/1320
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
ADCS2
R/W-0
CY
x = Bit is unknown
ADCS1
R/W-0
(instruction cycle) is
DS39605C-page 157
ADCS0
R/W-0
bit 0
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