LPC47M172 SMSC Corporation, LPC47M172 Datasheet - Page 207

• Manufacturer Part Number: LPC47M172
• Description: ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
• Manufacturer: SMSC Corporation

Note:
Note:
Note:
SMSC LPC47M172
nLFRAME
LFRAME#
nLFRAME
LAD[3:0]
LAD[3:0]
LAD[3:0]
PCI_CLK
PCI_CLK
PCI_CLK
PCI_CLK
L1=Start; L2=CYCTYP+DIR; L3=Sync of 0000
L1=Sync of 0000
L1=Sync of 0000
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
Page 207
TAR
Sync=0101
TAR
Sync=0110
Advanced I/O Controller with Motherboard GLUE Logic
LSB
Sync=0101
SMSC/Non-SMSC Register Sets (Rev. 02-27-04)
L1
L3
ACT
Data
Data
L1
TAR
TAR
TAR
Datasheet