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DVR21 Folha de dados(PDF) 292 Page - Microchip Technology

Nome de Peças DVR21
Descrição Electrónicos  16-Bit General Purpose Microcontrollers with 256-Kbyte Flash and 16-Kbyte RAM in Low Pin Count Packages
PDF  416 Pages
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

DVR21 Folha de dados(HTML) 292 Page - Microchip Technology

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PIC24FJ256GA705 FAMILY
DS30010118D-page 292
 2016-2018 Microchip Technology Inc.
FIGURE 24-2:
EXAMPLE OF BUFFER ADDRESS GENERATION IN PIA MODE
(4-WORD BUFFERS PER CHANNEL)
Data RAM
Destination
A/D Module
(PIA Mode)
BBA
DMA Channel
DMADSTn
nn (0-3)
1000h (DMA Base Address)
Range
Channel
ccccc (0-31)
000 cccc cnn0 (IA)
1000h
DMABL<2:0> = 010
(Four Words Per Input)
1008h
1010h
1018h
10F8h
1100h
Ch 0 Buffer (4 Words)
Ch 1 Buffer (4 Words)
Ch 2 Buffer (4 Words)
Ch 3 Buffer (4 Words)
Ch 27 Buffer (4 Words)
Ch 29 Buffer (4 Words)
Ch 31 Buffer (4 Words)
10F0h
(Buffer Base Address)
1000h
1002h
1004h
1006h
Ch 0, Word 0
Ch 0, Word 1
Ch 0, Word 2
Ch 0, Word 3
Ch 1, Word 0
Ch 1, Word 1
Ch 1, Word 2
Ch 1, Word 3
1008h
100Ah
100Ch
100Eh
0001 0000 0000 0000
0001 0000 0000 0010
0001 0000 0000 0100
0001 0000 0000 0110
0001 0000 0000 1000
0001 0000 0000 1010
0001 0000 0000 1100
0001 0000 0000 1110
DMA Base Address
Address Mask
Channel Address
Buffer Address
1038h
1040h
Ch 7 Buffer (4 Words)
Ch 8 Buffer (4 Words)



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