W86L387D Datasheet, PDF (7/25 Pages) Winbond – Winbond Host Interface Memory StickTM Bridge

W86L387D
PRELIMINARY
4. Pin Descriptions, continued
Pin
Name
Type
Description
32
XRDN/
XRWN
DI Type 1:
Read control pin, active low.
Type 2:
Read write control pin,
1: read
0: write
11
XINTN
DO Interrupt request pin, active low.
30
XDAKN/
DI
Type 1:
XASN
DMA transfer acknowledge pin, active low.
Type 2:
Bus access cycle start pin, active low.
29
XDRQN/
XRDYN
DO Type 1:
DMA transfer request pin, active low.
Type 2:
Bus cycle complete pin, active low.
39
XTYP
DI Host interface type 2 select pin,
0 : type 1 mode.
1 : type 2 mode.
GP I/O Port:
23:20
PI[3:0]
DI 4-bit parallel port input signal.
27:24
PO[3:0]
DO 4-bit parallel port output signal.
Other:
12
RSTN
DI Reset input, hardware reset input, active low.
Power:
19,43
VDD x2
DP Power supply 3.3V (2 pins).
6,18,
VSS x4
DP Ground (4 pins).
31,42
Type: DP is Power, DI is Digital Input, DO is Digital Output.
Publication Release Date: July 2001
-4-
Revision 0.50