NT68P62-01 데이터 시트보기 (PDF) - Novatek Microelectronics

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NT68P62-01

8-Bit Microcontroller for Monitor (32K OTP ROM Type)

Novatek Microelectronics 

NT68P62-01

Pin Description (continued)

Pin No.

40 Pin 42 Pin

37

39

Designation

DAC4/SCL1

38

40

[ MODE1 ]

DAC3

[ MODE0 ]

39

41

HSYNCI

Reset Init.

40

42

VSYNCI/INTV VSYNCI

-

6

-

37

[ A14 ]

P40

P41

I/O

Description

O Open drain 5V, D/A converter output 4, shared with open

drain SCL1 line of I2C bus, Schmitt Trigger buffer

[ I ] [ OTP ROM mode select ]

O Open drain 5V, D/A converter output 3

[ I ] [ OTP ROM mode select ]

I Debouncing & Schmitt Trigger input pin for video horizontal

sync signal, internal pull high, shared with composite sync

input

I Debouncing & Schmitt trigger input pin for video vertical

sync signal, internal pull high, shared with input pin of

[ I ] external interrupt source intv with Schmitt Trigger,

selectable triggered, and internal pulled up 22KΩ register

[ OTP ROM program address buffer ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

only 42 pin S-DIP available

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

only 42 pin S-DIP available

* This RESET pin must be pulled high by external pulled-up register (5KΩ suggestion), or it will remain in low voltage to

continually rest system.

5

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