![](http://datasheet.mmic.net.cn/340000/CXP84412_datasheet_16465476/CXP84412_4.png)
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CXP84412/84416
Pin Description
Pin code
I/O
Functions
I/O/analog input
PA0/AN0
to
PA7/AN7
(Port A)
8-bit I/O port. I/O can be
set in single bit units.
Incorporation of the
pull-up resistance can be
set through the software
in a unit of 4 bits.
(8 pins)
Analog inputs to A/D converter.
(8 pins)
I/O
PC0 to PC7
(Port C)
8-bit I/O port. I/O can be set in a unit of single bits. Capable of driving
12mA sync current. Incorporation of pull-up resistor can be set through
the software in a unit of 4 bits.
(8 pins)
I/O
PD0 to PD7
(Port D)
8-bit I/O port. I/O can be set in a unit of single bits. Incorporation of pull-
up resistor can be set through the software in a unit of 4 bits.
(8 pins)
I/O
PF0 to PF7
(Port F)
8-bit output port. I/O can be set in a unit of single bits. Incorporation of
pull-up resistor can be set through the software in a unit of 4 bits.
(8 pins)
Input/input
Input
Input/input
Input/input
Output/output
Output/output/
output
PE0/EC
PE1
PE2/RMC
PE3/NMI
PE4/PWM
PE5/TO/ADJ
(Port E)
6-bit port. Lower 4 bits
are for inputs; upper
2 bits are for outputs.
Incorporation of pull-up
resistor can be set
through the software.
(8 pins)
External event inputs for timer/counter.
Remote control reception circuit input.
Non-maskable interruption request input.
14-bit PWM output.
Rectangular wave output for 16-bit timer/
counter (duty output 50%). Output for 32kHz
oscillation frequency demultiplication.
I/O/input
I/O/input
I/O/I/O
I/O/input
I/O/output
I/O/input/output
I/O/input
I/O/output
PB0/CS1
PB1/CS0
PB2/SCK0
PB3/SI0
PB4/SO0
PB5/SCK1
PB6/SI1
PB7/SO1
(Port B)
8-bit I/O port. I/O can be
set in single bit units.
Incorporation of pull-up
resistor can be set
through the software in a
unit of 4 bits.
(8 pins)
Chip select input for serial interface (CH1).
Chip select input for serial interface (CH0).
Serial clock I/O (CH0).
Serial data input (CH0).
Serial data output (CH0).
Serial clock I/O (CH1).
Serial data input (CH1).
Serial data output (CH1).