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CXP852P32A
(Port A)
8-bit I/O port. I/O can be set in a unit of single bits.
(8 pins)
(Port B)
8-bit I/O port. I/O can be set in a unit of single bits.
(8 pins)
(Port C)
8-bit I/O port. I/O can be set in a unit of single bits.
(8 pins)
(Port D)
8-bit I/O port. I/O
can be set in a unit
of single bits.
Capable of driving
12mA sink current.
(8 pins)
(Port E)
8-bit port. Lower
6 bits are for inputs;
upper 2 bits are for
outputs.
(8 pins)
(Port F)
8-bit output port,
operating as N-ch
open drain output
for high current
(12mA).
Lower 4 bits are for
medium voltage
drive outputs (12V),
upper 4bits are for
5V drive outputs.
(8 pins)
4-bit outputs for CRT display.
Horizontal synchronizing signal input for CRT display.
Vertical synchronizing signal input for CRT display.
Pin Description
Symbol
PA0 to PA7
PB0 to PB7
PC0 to PC7
PD0/INT2
PD1/SCK
PD2/SO
PD3/SI
PD4/HSI
PD5/ACI
PD6/RMC
PD7/EC
PE0/INT0
PE1/INT1
PE2/AN0
to
PE5/AN3
PE6/PWM
PE7/TO
PF0/PWM0
to
PF3/PWM3
PF4/PWM4/
SCL0
PF5/PWM5/
SCL1
PF6/PWM6/
SDA0
PF7/PWM7/
SDA1
R, G, B, BLK
HSYNC
VSYNC
I/O
I/O
I/O
I/O/Input
I/O/I/O
I/O/Output
I/O/Input
I/O/Input
I/O/Input
I/O/Input
I/O/Input
Input/Input
Input/Input
Output/Output
Output/Output
Output/Output
Output/Output/
I/O
Output/Output/
I/O
Output
Input
Input
I/O
Description
External interruption request input.
Active at falling edge.
Serial clock I/O.
Serial data output.
Serial data input.
HSYNC counter input.
Input for power supply frequency counter.
Input for remote control reception circuit.
External event input for timer/counter.
External interruption request inputs.
Active at falling edge.
(2 pins)
Analog inputs for A/D converter.
(4 pins)
14-bit PWM output.
(CMOS output)
Rectangular waveform output for Timer 1.
(Duty output 50%)
6-bit PWM outputs.
(8 pins)
Transfer clock I/Os for I
2
C bus
interface.
Transfer data I/Os for I
2
C data bus.