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PIC16F87 датащи(PDF) 114 Page - Microchip Technology

номер детали PIC16F87
подробное описание детали  18/20/28-Pin Enhanced Flash MCUs with nanoWatt Technology
PDF  230 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F87 датащи(HTML) 114 Page - Microchip Technology

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PIC16F87/88
DS30487D-page 114
 2002-2013 Microchip Technology Inc.
REGISTER 12-2:
ADCON0: A/D CONTROL REGISTER (ADDRESS 1Fh) PIC16F88 DEVICES ONLY
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
U-0
R/W-0
ADCS1
ADCS0
CHS2
CHS1
CHS0
GO/DONE
—ADON
bit 7
bit 0
bit 7-6
ADCS<1:0>: A/D Conversion Clock Select bits
If ADCS2 = 0:
00
= FOSC/2
01
= FOSC/8
10
= FOSC/32
11
= FRC (clock derived from the internal A/D module RC oscillator)
If ADCS2 = 1:
00
= FOSC/4
01
= FOSC/16
10
= FOSC/64
11
= FRC (clock derived from the internal A/D module RC oscillator)
bit 5-3
CHS<2:0>: Analog Channel Select bits
000
= Channel 0 (RA0/AN0)
001
= Channel 1 (RA1/AN1)
010
= Channel 2 (RA2/AN2)
011
= Channel 3 (RA3/AN3)
100
= Channel 4 (RA4/AN4)
101
= Channel 5 (RB6/AN5)
110
= Channel 6 (RB7/AN6)
bit 2
GO/DONE: A/D Conversion Status bit
If ADON = 1:
1
= A/D conversion in progress (setting this bit starts the A/D conversion)
0
= A/D conversion not in progress (this bit is automatically cleared by hardware when the A/D
conversion is complete)
bit 1
Unimplemented: Read as ‘0’
bit 0
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
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



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