LC8740C8A Datasheet, PDF (10/25 Pages) Sanyo Semicon Device – 8-bit 1-chip Microcontroller

LC8740C8A/B2A/96A
Continued from preceding page.
Pin Name
I/O
Description
Port 7
P70 to P73
I/O
• 4-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up resistors can be turned on and off in 1-bit units.
• Shared pins
P70: INT0 input/HOLD reset input/timer 0L capture input/watchdog timer output
P71: INT1 input/HOLD reset input/timer 0H capture input
P72: INT2 input/HOLD reset input/timer 0 event input/timer 0L capture input
P73: INT3 input (with noise filter input)/timer 0 event input/timer 0H capture input
Interrupt acknowledge type
Rising
Falling
Rising &
Falling
H Level
L Level
INT0
INT1
INT2
enable
enable
enable
enable
enable
enable
disable
disable
enable
enable
enable
disable
enable
enable
disable
INT3
enable
enable
enable
disable
disable
Port 8
P80 to P87
Port C
PC0 to PC4
RES
XT1
XT2
FILT
CVIN
VS
HS
R
G
B
BL1
I/O
I/O
Input
Input
I/O
Output
Input
Input
Input
Output
Output
Output
Output
• 8-bit I/O port
• I/O specifiable in 1-bit units
• Shared pins
AD converter input: AN0 (P80) to AN7 (P87)
• 5-bit I/O port
• I/O specifiable in 1-bit units
• Pull-up resistors can be turned on and off in 1-bit units.
Reset pin
• 32.768kHz crystal oscillator input pin
• 32.768kHz crystal oscillator output pin
• Internal PL filter pin
• Video input pin
• Vertical sync input pin
• Horizontal sync input pin
• Red (R) RGB video output pin
• Green (G) RGB video output pin
• Blue (B) RGB video output pin
• Fast blanking 1 control output pin
Option
No
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No.A0122-10/25