SCH3112I-NE SMSC [SMSC Corporation], SCH3112I-NE Datasheet - Page 367

• Manufacturer Part Number: SCH3112I-NE
• Description: LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
• Manufacturer: SMSC [SMSC Corporation]

LPC IO with 8042 KBC, Reset Generation, HWM and Multiple Serial Ports
Datasheet
SMSC SCH311X
LFRAME#
LFRAME#
LAD[3:0]
LAD[3:0]
LFRAME#
LFRAME#
LAD[3:0]
LAD[3:0]
PCI_CLK
PCI_CLK
PCI_CLK
PCI_CLK
PCI_CLK
LDRQ#
Note: L1=Start; L2=CYCTYP+DIR; L3=Sync of 0000
Note : L1=Sync of 0000
Note: L1=Sync of 0000
Figure 29.9 DMA Request Assertion through LDRQ#
L1
L1
Start C+D CHL Size
Start C+D
L2
L2
Figure 29.10 DMA Write (First Byte)
Figure 29.11 DMA Read (First Byte)
Start
CHL Size
Address
Address
Figure 29.7 I/O Write
Figure 29.8 I/O Read
DATASHEET
MSB
TAR
Data
351
Data
TAR
Sync=0101
TAR
Sync=0110
TAR
LSB
Sync=0101
Sync=0110
L1
L3
ACT
Data
Data
L1
L3
Rev 0.2 (09-28-04)
TAR
TAR
TAR
TAR