PDI1394L21 Ver la hoja de datos (PDF) - Philips Electronics
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PDI1394L21 Datasheet PDF : 52 Pages
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Philips Semiconductors
1394 full duplex AV link layer controller
Preliminary specification
PDI1394L21
6.0 FUNCTIONAL DIAGRAM
HIF A[8:0]
HIF D[7:0]
HIF WR_N
HIF RD_N
HIF CS_N
HIF INT_N
RESET_N
CYCLEIN
CYCLEOUT
AV1 D[7:0]
AV1CLK
AV1VALID
AV1SYNC
AV1FSYNC
AV1ENKEY
AV1ENDPCK
AV1ERR[1:0]
PDI1394L21
IEEE 1394
FULL DUPLEX
AV LINK LAYER CONTROLLER
7.0 INTERNAL BLOCK DIAGRAM
AV1 D[7:0]
AV1CLK
AV1SYNC
AV1VALID
AV1FSYNC
AV1ENDPCK
AV1ERR[0:1]
AV1ENKEY
AV2 D[7:0]
AV2CLK
AV2SYNC
AV2VALID
AV2FSYNC
AV2ENDPCK
AV2ERR[0:1]
AV2ENKEY
AV1 LAYER
ISOCHRONOUS
TRANSMITTER/
RECEIVER
AV2 LAYER
ISOCHRONOUS
TRANSMITTER/
RECEIVER
HIF A[8:0]
HIF D[7:0]
HIF WR_N
HIF RD_N
HIF CS_N
HIF INT_N
8-BIT
INTERFACE
9KB BUFFER
MEMORY
(ISOCH & ASYNC
PACKETS)
ASYNC
TRANSMITTER
AND
RECEIVER
PHY D[0:7]
PHY CTL[0:1]
LREQ
ISO_N
SCLK
VDD
GND
AV2D[7:0]
AV2CLK
AV2VALID
AV2SYNC
AV2FSYNC
AV2ENKEY
AV2ENDPCK
AV2ERR[1:0]
SV00878
LINK CORE
CYCLEOUT
CYCLEIN
PHY D[0:7]
PHY CTL[0:1]
LREQ
ISO_N
SCLK
NOTE: THERE IS ONLY ONE
ISOCHRONOUS RECEIVER
AND ONE ISOCHRONOUS
TRANSMITTER—THEREFORE,
WHEN EITHER AVPORT IS SET
TO TRANSMIT, THE OTHER
AVPORT IS AUTOMATICALLY
SET TO RECEIVE.
CONTROL
AND
STATUS
REGISTERS
RESET_N
SV00879
1999 Aug 06
4
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