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CXP82952 View Datasheet(PDF) - Sony Semiconductor

Part NameDescriptionManufacturer
CXP82952 CMOS 8-bit Single Chip Microcomputer Sony
Sony Semiconductor Sony
CXP82952 Datasheet PDF : 24 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
CXP82940/82948/82952/82960
I/O Circuit Format for Pins
Pin
Circuit format
When reset
Port A
Pull-up resistor
"0" when reset
Port A data
PA0/AN0
to
PA7/AN7
8 pins
Port A direction
"0" when reset
Data bus
RD (Port A)
Port A input
selection
"0" when reset
A/D converter
IP Input
protection
circuit
Input multiplexer
Pull-up transistor approx. 100k
Hi-Z
PB1/CS0
PB3/SI0
PB6/SI1
3 pins
PB2/SCK0
PB5/SCK1
2 pins
Port B
Pull-up resistor
"0" when reset
Port B data
Port B direction
"0" when reset
Data bus
IP
Schmitt input
RD (Port B)
CS0
SI0
SI1
Pull-up transistor approx. 100k
Not Schmitt input for SI0 and SI1.
Port B
Pull-up resistor
"0" when reset
SCK OUT
Output enable
Port B output
selection
"0" when reset
Port B data
IP
Port B direction
"0" when reset
Data bus
RD (Port B)
SCK in
Schmitt input
Pull-up transistor approx. 100k
Hi-Z
Hi-Z
–6–
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