FEDL66525-02
OKI Semiconductor
ML66525 Family
Classification
Port
Symbol
P9_0/VBUSIN
Description
Type
I/O
Primary function
1-bit I/O port
Pull-up resistors can be
specified.
Type
I
Secondary function
Vbus detect external interrupt
input pin (5V tolerant input)
SIO3 transmit-receive clock I/O
pin
SIO3 receive data input pin
SIO3 transmit data input pin
SIO4 (with internal 32-byte
FIFO) transmit-receive clock I/O
pin
SIO4 (with internal 32-byte
FIFO) transmit data output pin
SIO4 (with internal 32-byte
FIFO) receive data output pin
A/D converter analog input port
External interrupt 8 input pin
External interrupt 9 input pin
SIO6 receive data input pin
SIO6 transmit data output pin
SIO6 receive clock I/O pin
SIO6 transmit clock I/O pin
NAND Flash Memory access
data I/O port
NAND Flash Memory access
read strobe output pin
NAND Flash Memory access
write strobe output pin
NAND Flash Memory access
CLE strobe output pin
NAND Flash Memory access
ALE strobe output pin
NAND Flash Memory access
Ready/Busy input pin
P10_0/SIOCK3
P10_1/SIOI3
P10_2/SIOO3
P10_3/SIOCK4
P10_4/SIOO4
P10_5/SIOI4
P12_0/AI0 to
P12_3/AI3
P13_0/EXINT8
P13_1/EXINT9
P15_0/RXD6
P15_1/TXD6
P15_2/RXC6
P15_3/TXC6
P20_0/FD0
to
P20_7/FD7
P21_0/FRDn
P21_1/FWRn
P21_2/FCLE
P21_3/FALE
P21_4/FRB
I/O
6-bit I/O port
Pull-up resistors can be
specified for each bit.
I/O
I
O
I/O
O
I
I
I
I/O
4-bit input port
2-bit input port
4-bit I/O port
Pull-up resistors can be
specified for each bit.
I/O
8-bit I/O port
Pull-up resistors can be
specified for each bit.
I/O
I/O
I/O
I/O
I/O
5-bit I/O port
Pull-up resistors can be
specified for each bit.
O
O
O
O
I
I
I
I
I
O
I/O
I/O
I/O
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