D.19 dmanbycn, dmanreqn and dmantarn – Intel 386 User Manual

Page 589

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Intel386™ EX EMBEDDED MICROPROCESSOR USER’S MANUAL

D-24

D.19 DMA

nBYCn, DMAnREQn AND DMAnTARn

DMA Channel 0

DMA Channel 1

24

16

8

0

Requester Address

DMA0REQ3

DMA0REQ2

DMA0REQ1

DMA0REQ0

F011H

(BP=1)

F011H

(BP=0)

F010H

(BP=1)

F010H

(BP=0)

24

16

8

0

Target Address

DMA0TAR3

DMA0TAR2

DMA0TAR1

DMA0TAR0

F086H

F087H

F000H

(BP=1)

F000H

(BP=0)

16

8

0

Byte Count

DMA0BYC2

DMA0BYC1

DMA0BYC0

F098H

F001H

(BP=1)

F001H

(BP=0)

24

16

8

0

Requester Address

DMA1REQ3

DMA1REQ2

DMA1REQ1

DMA1REQ0

F013H

(BP=1)

F013H

(BP=0)

F012H

(BP=1)

F012H

(BP=0)

24

16

8

0

Target Address

DMA1TAR3

DMA1TAR2

DMA1TAR1

DMA1TAR0

F085H

F083H

F002H

(BP=1)

F002H

(BP=0)

16

8

0

Byte Count

DMA1BYC2

DMA1BYC1

DMA1BYC0

F099H

F003H

(BP=1)

F003H

(BP=0)

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