Ic description, Appendix – Daewoo d Color Television 20V4FCN DTQ-14V1FSN User Manual

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6

IC DESCRIPTION

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

B

BL

Audio Mute

Power On

Bus Stop

Relay On/Off

A/V Detection

Remocon In

RF(H)/AV(L)

AUTO TINT

PWM VOLUME

BLUE BACK

PRISON

MONO/STEREO

CAPTION

TV ONLY(H)

Blue output terminal of RGB image

Fast blanking control signal
Switch TV image Signal and caption / OSD image signal
Output terminal

Use only read data of LA76814/10

Use when does power off/on
Power off: Output Low(DC 0V)
Power on: Output High(DC 5V)

No Use

Relay On/Off Terminal

Detect port of Front A/V

Input of Remocon Signal

High: RF only mode
Low: RF/AV mode

Low (DC-0V) : On(Auto Tint)
High (DC-5V) : Off

Use only to control Sound of Stereo mode

High (DC-5V) : No Blue Back
Low (DC-0V) : Blue Back

Low (DC-0V) : Normal
High (DC-5V) : Prison

Low (DC-0V) : Mono
High (DC-5V) : Stereo

No Use

Low (DC-0V) : TV/Video
High (DC-5V) : TV Only

B

BL

P31

P32

P70/INT0

P71/INT1

P72/INT2

P73/INT3

P14/PWM1

P15/PWM2

P16/PWM3

P17

P00

P01

P02

P03

Output form and existence of pull- up resistor for every port can be specified for each bit.

At port 1, Programable pull- up resistor provided when specifing either COOS or N- ch open drain output.

Port status in reset.

Teriminal

I/O

Pull- up resistor status at selection pull- up option.

Port 0

I

Pull- up resistor OFF, ON after reset release.

Port 1

I

Programmable pull- resistor OFF.

PIN

Terminal

Name

Explanation

Appendix

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