LC863G64A Datasheet, PDF (9/21 Pages) Sanyo Semicon Device – CGROM16K-byte on-chip 768-byte RAM and 352×9 bit OSD RAM 8-bit 1-chip Microcontroller

LC863G64A/56A/48A/40A/32A/28A/24A
Continued from preceding page.
Terminal
I/O
Function Description
Option
Port 7
P70
P71 to P73
I/O
•4-bit input/output port
Input or output can be specified for each bit
•Other function
P70 INT0 input/HOLD release input/
Nch-Tr. output for watchdog timer
P71 INT1 input/HOLD release input
P72 INT2 input/Timer 0 event input
P73 INT3 input (noise rejection filter connected)/
Timer 0 event input
Interrupt receiver format, vector addresses
rising
falling
rising/
falling
H level
L level
vector
INT0
enable
enable
disable
enable
enable
03H
INT1
enable
enable
disable
enable
enable
0BH
INT2
enable
enable
enable
disable
disable
13H
INT3
enable
enable
enable
disable
disable
1BH
Port 8
I/O
•4-bit input/output port
P84 to P87
Input or output can be specified for each bit
•Other function
AD converter input port (4 lines)
NC
-
Unused terminal
Leave open
• Output form and existence of pull-up resistor for all ports can be specified for each bit.
• Programmable pull-up resistor is always connected regardless of port option, CMOS or N-ch open drain output in
port 1.
• Port status in reset
Terminal
I/O
Port 0
I
Port 1
I
Pull-up resistor status at selecting pull-up option
Pull-up resistor OFF, ON after reset release
Programmable pull-up resistor OFF
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