cxp82852 Sony Electronics, cxp82852 Datasheet - Page 6

• Manufacturer Part Number: cxp82852
• Description: Cmos 8-bit Single Chip Microcomputer
• Manufacturer: Sony Electronics

I/O Circuit Format for Pins
PB2/SCK0
PB5/SCK1
PB0/CINT
PB1/CS0
PB3/SI0
PB6/SI1
PA0/AN0
PA7/AN7
8 pins
4 pins
2 pins
Pin
to
Port B
Port B
Port A
Data
bus
Data bus
Serial clock output enable
Data bus
Port B output selection
RD (Port B)
Port B direction
Pull-up resistor
"0" when reset
"0" when reset
"0" when reset
Port B data
Port A input selection
Port A direction
RD (Port A)
Pull-up resistor
"0" when reset
"0" when reset
"0" when reset
RD (Port B)
Port A data
SCK OUT
Port B direction
Pull-up resistor
"0" when reset
"0" when reset
Port B data
SCK in
A/D converter
CINT
CS0
Circuit format
SI0
SI1
– 6 –
Input multiplexer
Pull-up transistor approx. 100k
Schmitt input
Pull-up transistor approx. 100k
Pull-up transistor approx. 100k
Schmitt input
IP
Input protection circuit
IP
CXP82832/82840/82852/82860
IP
When reset
Hi-Z
Hi-Z
Hi-Z