w86l488 Winbond Electronics Corp America, w86l488 Datasheet - Page 12

• Manufacturer Part Number: w86l488
• Description: Sd/ Sdio/ Mmc Memory Card Bridge
• Manufacturer: Winbond Electronics Corp America

4.2 W86L488AY Pin Descriptions, continued
Pin
43
44
42
13
40
39
52
XWRHN/
XWRLN/
XDRQN/
XRDYN
XTYP2
XRDN/
XRWN
XINTN
XASN
Name
XBE0
XBE1
Type
DO
DO
DI
DI
DI
DI
DI
Type 1:
Type 2:
Interrupt request pin,active low.
Type 1:
High byte (D15 to D8) write control pin, active low.
Type 2:
High byte (D15 to D8) data valid pin, active low.
Type 1:
Low byte (D7 to D0) write control pin, active low.
Type 2:
Low byte (D7 to D0) data valid pin, active low.
Type 1:
Read control pin, active low.
Type 2:
Read write control pin,
Type 1:
None.
Type 2:
Bus access cycle start pin, active low.
Host interface type 2 select pin,
Data Access request pin, active low.
Bus cycle complete pin, active low.
0: type 1 mode.
1: type 2 mode.
1: read
0: write
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Publication Release Date: February 5, 2004
Preliminary W86L488
Description
Revision 0.82