w86l488 Winbond Electronics Corp America, w86l488 Datasheet - Page 14

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w86l488

Manufacturer Part Number

w86l488

Description

Sd/ Sdio/ Mmc Memory Card Bridge

Manufacturer

Winbond Electronics Corp America

Datasheet

1.W86L488.pdf (45 pages)

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Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Meier Automation Equipment Co., Limited

Part Number:

w86l488Y

Manufacturer:

WINBOND/华邦

Quantity:

20 000

Company:

H&T Electronics

H&T Electronics

Part Number:

w86l488Y

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5. BLOCK DIAGRAM

5.1 W86L488Y Block Diagram

XWRLN/XBE1

XWRHN/XBE0

XRDN/XRWN

XDAKN

XDRQN

XRDYN

D[15:0]/

D[7:0]

XINTN

XCSN

A[3:1]

XASN

A0

Data Packing

DMA Circuit

Controller

Fig. 5-1 Block Diagram of W86L488Y.

Circuit

/Write

Read

Address

HCKI

Decode

Type Select

Host I/F

Data FIFO

128 Bytes

Interrupt Circuit

XTYP2

CMD Reg

17 Bytes

Rsp Reg

6 Bytes

Register File

- 11 -

System clock

RSTN

Serial to Parallel

Parallel to Serial

Serial to Parallel

Parallel to Serial

Publication Release Date: February 5, 2004

SD Bus

Control

Preliminary W86L488

or

or

Divider

Clock

VDD

SD/SDIO/MMC

Access Circuit

General Port

XTI

Registers

Crystal

Driver

Command

Response

Packing

Circuit

VSS

Data

XTO

Revision 0.82

GIO[4:0]

CLK

CMD

DAT[3:0]

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