LPC47N237-MD SMSC [SMSC Corporation], LPC47N237-MD Datasheet - Page 125
![no-image](/images/no-image-200.jpg)
LPC47N237-MD
Manufacturer Part Number
LPC47N237-MD
Description
3.3V I/O CONTROLLER FOR PORT REPLICATORS AND DOCKING STATIONS
Manufacturer
SMSC [SMSC Corporation]
Datasheet
1.LPC47N237-MD.pdf
(138 pages)
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3.3v I/O Controller for Port Replicators and Docking Stations
Note :
Note :
Note :
SMSC DS – LPC47N237
nLFRAME
nLFRAME
nLFRAME
LAD[3:0]
LAD[3:0]
LAD[3:0]
PCI_CLK
PCI_CLK
PCI_CLK
L1=Start; L2=CYCTYP+DIR; L3=Sync of 0000
PCI_CLK
L1=Sync of 0000
L1=Sync of 0000
nLDRQ
L1
Start C+D CHL Size
Start C+D CHL Size
Figure 20.9 – DMA Request Assertion Through nLDRQ
L2
Figure 20.10 – LPC DMA Write (First Byte)
Figure 20.11 – LPC DMA Read (First Byte)
Start
Address
Figure 20.8 – LPC I/O Read
DATASHEET
MSB
TAR
Data
Page 125
TAR
Sync=0101
TAR
Sync=0110
LSB
Sync=0101
L1
L3
ACT
Data
Data
L1
Revision 0.3 (10-26-04)
TAR
TAR
TAR
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