
FEDL610Q482P-01
OKI SEMICONDUCTOR
ML610Q482P
11/27
Pin name
I/O
Description
Primary/
Secondary/
Tertiary
Logic
UART
TXD0
O
UART data output pin. This pin is used as the secondary function of the
P43 pin.
Secondary Positive
RXD0
I
UART data input pin. This pin is used as the secondary function of the
P42 or the primary function of the P02 pin.
Primary/Se
condary
Positive
I
2C bus interface
SDA
I/O I
2C data input/output pin. This pin is used as the secondary function of the
P40 pin. This pin has an NMOS open drain output. When using this pin as
a function of the I
2C, externally connect a pull-up resistor.
Secondary Positive
SCL
O
I
2C clock output pin. This pin is used as the secondary function of the P41
pin. This pin has an NMOS open drain output. When using this pin as a
function of the I
2C, externally connect a pull-up resistor.
Secondary Positive
Synchronous serial (SSIO)
SCK0
I/O Synchronous serial clock input/output pin. This pin is used as the tertiary
function of the P41 or P45 pin.
Tertiary
—
SIN0
I
Synchronous serial data input pin. This pin is used as the tertiary function
of the P40 or P44 pin.
Tertiary
Positive
SOUT0
O
Synchronous serial data output pin. This pin is used as the tertiary
function of the P42 or P46 pin.
Tertiary
Positive
PWM
PWM0
O
PWM0 output pin. This pin is used as the tertiary function of the P24 or
P43 or P34 pin.
Tertiary
Positive
T02P0CK
O
PWM0 external clock input pin. This pin is used as the primary function of
the P44 pin.
Primary
—
External interrupt
NMI
I
External non-maskable interrupt input pin. An interrupt is generated on
both edges.
Primary
Positive/
negative
EXI0-3
I
External maskable interrupt input pins. Interrupt enable and edge
selection can be performed for each bit by software. These pins are used
as the primary functions of the P00-P03 pins.
Primary
Positive/
negative
Timer
T02P0CK
I
External clock input pin used for both Timer 0 and Timer 2. The clocks for
these timers are selected by software. This pin is used as the primary
function of the P44 pin.
Primary
—
T13P1CK
I
External clock input pin used for both Timer 1 and Timer 3. The clocks for
these timers are selected by software. This pin is used as the primary
function of the P45 pin.
Primary
—
Buzzer
BZ0
O
Buzzer signal output pin. This pin is used as the secondary function of the
P22 pin.
Secondary Positive/
negative
LED drive
LED0,1,2,4
O
NMOS open drain output pins to drive LED. These pins are used as the
primary function of the P20,P21,P22,P24 pins.
Primary
Positive/
negative