w86l388-dg Winbond Electronics Corp America, w86l388-dg Datasheet - Page 7

• Manufacturer Part Number: w86l388-dg
• Description: Winbond Host Interface Sd/mmc Memory Card Bridge
• Manufacturer: Winbond Electronics Corp America

4.1 BLOCK DIAGRAM
4.1.1
XWRLN/XBE1
XWRHN/XBE0
XRDN/XRWN
Block Diagram
XDRQN
XDAKN
XRDYN
D[15:0]/
D[7:0]
XINTN
XCSN
A[3:1]
XASN
Data Packing
DMA Circuit
Circuit
Controller
Address
HCKI
Decode
Fig. 5-1 Block Diagram of W86L388
/Write
Read
Type Select
8 Byte FIFO
8 Byte FIFO
Host I/F
Interrupt Circuit
XTYP2
CMD Reg
6 Byte
Register File
- 5 -
17 Byte Rsp Reg
RSTN
Serial to Parallel
Parallel to Serial
Serial to Parallel
Parallel to Serial
or
or
XTI XTO
Crystal
Publication Release Date: May 17, 2005
Driver
VDD
General Port
Registers
SD Access
Circuit
Command
Response
Packing
Circuit
VSS
Data
W86L388D
GIO[4:0]
Revision 1.0
SD4
SD1,SD2
SD5,SD6
SD3