LPC47M182 SMSC Corporation, LPC47M182 Datasheet - Page 203

• Manufacturer Part Number: LPC47M182
• Description: ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
• Manufacturer: SMSC Corporation

Advanced I/O Controller with Motherboard GLUE Logic
Datasheet
Note: L1=Start; L2=CYCTYP+DIR; L3=Sync of 0000
Note: L1=Sync of 0000
Note: L1=Sync of 0000
SMSC LPC47M182
nLFRAME
LFRAME#
nLFRAME
LAD[3:0]
LAD[3:0]
LAD[3:0]
PCI_CLK
PCI_CLK
PCI_CLK
PCI_CLK
nLDRQ
L1
Start C+D CHL Size
Start C+D CHL Size
Figure 13.9 – DMA Request Assertion Through NLDRQ
L2
Start
Figure 13.10 – DMA Write (First Byte)
Figure 13.11 – DMA Read (First Byte)
Address
DATASHEET
Figure 13.8 - I/O Read
MSB
TAR
Data
203
TAR
Sync=0101
TAR
Sync=0110
Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05)
LSB
Sync=0101
L1
L3
ACT
Data
Data
L1
TAR
TAR
TAR