cxp81952 Sony Electronics, cxp81952 Datasheet - Page 10

• Manufacturer Part Number: cxp81952
• Description: Cmos 8-bit Single Chip Microcomputer
• Manufacturer: Sony Electronics

PI1/RMC
PI4/INT1/NMI
PI7/SI1
PI2/PWM
PI3/TO/ADJ
PI5/SCK1
PI6/SO1
2 pins
3 pins
2 pins
Pin
Data bus
Data bus
Port I
Port I
Port I
PI2: From 14-bit PWM
PI3: From timer/counter,
32kHz timer
PI1: To remote control circuit
PI4: To interruption circuit
PI7: To serial CH1
Port I direction
Port I data
From serial CH1
Data bus
Port I function
select
RD (Port I)
RD (Port I)
Port I direction
Port I data
Port I function
select
Port I direction
Port I data
RD (Port I)
Circuit format
– 10 –
MPX
MPX
MPX
To serial CH1
Note)
PI5 is schmitt input
PI6 is inverter input
Schmitt input
IP
IP
IP
CXP81952/81960
When reset
Hi-Z
Hi-Z
Hi-Z