CXR702080 Datasheet, PDF (14/32 Pages) Sony Corporation – CMOS 32-bit Single Chip Microcomputer

Pin
PI0/MD0
to
PI7/MD7
PJ0/D0
to
PJ7/D7
PK0/D8
to
PK7/D15
Circuit format
MD0 to MD7
Port I data
MPX
Port I
function select
"1" after a reset
M bus output enable
Port I direction
"0" after a reset
MPX
Pull-up resistor
"0" after a reset
Internal data bus
RD
MPX
Input data
latch
MD0 to MD7
Port J data
D0 to D7
MPX
Port J
function select
"1" after a reset
S bus output enable
Port J direction
"0" after a reset
MPX
Pull-up resistor
"0" after a reset
Internal data bus
RD
MPX
Input data
latch
D0 to D7
D8 to D15
Port K data
MPX
Port K
function select
"1" after a reset
S bus output enable
Port K direction
"0" after a reset
MPX
Pull-up resistor
"0" after a reset
Internal data bus
RD
MPX
Input data
latch
D8 to D15
– 14 –
CXR702080
After a reset
Hi-Z
IP
Hi-Z
IP
Hi-Z
IP