CXP82540 データシートの表示（PDF） - Sony Semiconductor
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CXP82540 Datasheet PDF : 20 Pages
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CXP82532/82540
Pin Description
Symbol
I/O
PA0/AN0
to
PA7/AN7
I/O/Analog input
PB0/CINT
PB1/CS0
PB2/SCK0
PB3/SI0
PB4/SO0
PB5/SCK1
PB6/SI1
PB7/SO1
I/O/Input
I/O/Input
I/O/I/O
I/O/Input
I/O/Output
I/O/I/O
I/O/Input
Output/Output
PC0/KR0
to
PC7/KR7
I/O/Input
PE0/INT0/EC0 Input/Input/Input
PE1/INT1/EC1 Input/Input/Input
PE2/INT2
Input/Input
PE3/INT3
Input/Input
PE4/RMC
Input/Input
PE5
Input
PE6
Output
PE7/TO
Output/Output
PG0 to PG3 I/O
PF0/S8
to
PF7/S15
S16 to S20
T8/S28
to
T15/S21
T0 to T7
PD0/S0
to
PD7/S7
Output/Output
Output
Output/Output
Output
Output/Output
Description
(Port A)
8-bit port; single bit
addressable.
(8 pins)
Analog input to A/D converter.
(8 pins)
External capture input for 16-bit timer/counter.
Chip select input for serial interface (CH0).
(Port B)
Serial clock (CH0) input/output.
Single bit addressable from
amongst lower 7 bits;
Serial data (CH0) input.
highest bit (PB7)
dedicated to output.
(8 pins)
Serial data (CH0) output.
Serial clock (CH1) input/output.
Serial data (CH1) input.
Serial data (CH1) output.
(Port C)
8-bit port; single bit
addressable. Can provide
12mA sink current.
(8 pins)
(Port E)
8-bit port with lower 6 bits
dedicated to input and
upper 2 bits dedicated to
output.
(8 pins)
Key return input for FDP segment signal
which performs key scanning.
Input for external
interrupt requests.
(4 pins)
External event input
to timer/counter.
(2 pins)
Input for remote control receiver circuit.
Output pin for 16-bit timer/counter
rectangular waveform.
(Port G)
4-bit input/output port; single bit addressable.
(4 pins)
(Port F)
8-bit dedicated output port.
(8 pins)
Segment signal
output for FDP.
Segment signal output for FDP.
Dual purpose output for FDP timing and segment signals.
Timing signal output for FDP.
(Port D)
8-bit dedicated output port. Segment signal output for FDP.
(8 pins)
–4–
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