LA76818 データシートの表示（PDF） - SANYO -> Panasonic

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LA76818

The BUS Control Functions of LA76818 (Tentative)

SANYO -> Panasonic 

Technical Note of LA76818

2002/01/23

Statue Register of LA76818

Register Name Bits General Description

H Lock

1 H LOCK Detection

Killer

1 Color Killer operation output

Color System 3 000: B/W

001: PAL

010: PAL-M

011: PAL-N

100: NTSC

101: 4.43NTSC

110: SECAM

111: Do not care

Output the color system of IC which is operating.

If CPU set the Color System as Auto Mode, there is an output to indicate

the color system which is operating in the IC. The output will be ‘000’ if

any mistake taken.

If CPU set the Color System as Manual Mode, specified mode is output. If

selection cannot be made, output ‘000’.

X Ray

POR

IF Ident

RF AGC

IF.LOCK

V TRI

50/60

ST/NONST

1 X Ray Protection Detection

1 Power On Reset

1 Detect sync signal of IF video detection output and

output the information. (corresponding to PAL 21

PIN connector)

1 Detect the output voltage of RF AGC, then compare

it with the reference voltage and output the

information: ‘High’ or ‘Low’

1 Output the information (locked / unlocked) of PLL

1 Detect vertical sync signal

1 Detect 50/60Hz mode

1 Discriminate Standard / Enforced Non-Standard

mode

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