w86l388-dg Winbond Electronics Corp America, w86l388-dg Datasheet - Page 6

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

4. PIN Descriptions, continued
General I/O Port Signal (SD I/F):
Other Signal:
Power:
27:23
19,43
31,42
6,18,
PIN
32
11
30
29
39
12
Type: DP is Power, DI is Digital Input, DO is Digital Output.
XDRQN/
GIO[0:4]
XDAKN/
XRDYN
XRDN/
XTYP2
XRWN
XINTN
NAME
XASN
RSTN
VDD
VSS
DI/DO
TYPE
DO
DO
DP
DP
DI
DI
DI
DI
Type 1:
Type 2:
Interrupt request pin,active low.
Type 1:
Type 2:
Type 1:
Type 2:
Host interface type 2 select pin,
5-bit general input output port signals. GIO0 pin can be used as
dedicate card detecttion.
Reset input, hardware reset input, active low.
Power supply 3.3V
Ground
Read control pin, active low.
Read write control pin,
DMA transfer acknowledge pin, active low.
Bus access cycle start pin, active low.
DMA transfer 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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DESCRIPTION
W86L388D