LC8740C8A/B2A/96A

No.A0122-10/25

Continued from preceding page.

Pin Name

I/O

Description

Option

Port 7

• 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

INT3

enable

enable

enable

enable

enable

enable

enable

enable

disable

disable

enable

enable

enable

enable

disable

disable

enable

enable

disable

disable

P70 to P73

I/O

No

Port 8

P80 to P87

I/O

• 8-bit I/O port

• I/O specifiable in 1-bit units

• Shared pins

AD converter input: AN0 (P80) to AN7 (P87)

No

Port C

PC0 to PC4

I/O

• 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.

Yes

RES

Input

Reset pin

No

XT1

Input

• 32.768kHz crystal oscillator input pin

No

XT2

I/O

• 32.768kHz crystal oscillator output pin

No

FILT

Output

• Internal PL filter pin

No

CVIN

Input

• Video input pin

No

VS

Input

• Vertical sync input pin

No

HS

Input

• Horizontal sync input pin

No

R

Output

• Red (R) RGB video output pin

No

G

Output

• Green (G) RGB video output pin

No

B

Output

• Blue (B) RGB video output pin

No

BL1

Output

• Fast blanking 1 control output pin

No