CXP87532 Datasheet, PDF (11/25 Pages) Sony Corporation – CMOS 8-bit Single Chip Microcomputer

CXP87532/87540
Pin
Port K
Port K data
Circuit format
When reset
PK1/MCLK
Port K direction
1 pin
Data bus
RD (Port K)
Servo input
TTL schmitt input can be selected
with the mask option.
Port K
(Every bit)
IP
Input protection
circuit
PK2
to
PK3
2 pins
CS0
SI0
2 pins
Port K data
Port K direction
Data bus
RD (Port K)
IP
(Every bit)
Schmitt input
IP
To SI0
Hi-Z
Hi-Z
Hi-Z
SO0
1 pin
SCK0
1 pin
SO0 from SI0
SO0 output enable
Internal serial clock
from SI0
SCK0 output enable
IP
External serial clock to SI0
Schmitt input
– 11 –
Hi-Z
Hi-Z