CXP922032 Datasheet, PDF (6/28 Pages) Sony Corporation – CMOS 16-bit Single Chip Microcomputer

I/O Circuit Format for Pins
Pin
Circuit format
PA0 to PA7
PUL0 register
∗
"0" after a reset
PA register
Undefined after a reset
PAD register
"0" after a reset
Internal data bus
RD
IP
Input protection
circuit
∗ _{Pull-up transistor}
approximately 100kΩ (VDD = 4.5 to 5.5V)
approximately 150kΩ (VDD = 3.0 to 3.6V)
PB0 to PB7
PUL0 register
∗
"0" after a reset
PB register
Undefined after a reset
PBD register
"0" after a reset
Internal data bus
RD
IP
∗ _{Pull-up transistor}
approximately 100kΩ (VDD = 4.5 to 5.5V)
approximately 150kΩ (VDD = 3.0 to 3.6V)
PC0 to PC7
PUL0 register
∗
"0" after a reset
PC register
Undefined after a reset
PCD register
"0" after a reset
Internal data bus
RD
IP
∗ _{Pull-up transistor}
approximately 100kΩ (VDD = 4.5 to 5.5V)
approximately 150kΩ (VDD = 3.0 to 3.6V)
–6–
CXP922032
After a reset
Hi-Z
Hi-Z
Hi-Z