Rainbow-electronics AT77C102B Manuale Utente Scaricare il pdf (Pagina 9)

9

5364A–BIOM–09/05

AT77C102B

Figure 3-2. Read One Byte/Two Pixels

Figure 3-3. Output Enable

t

PDATA

Clock

PCLK

f

PCLK

t

HCLK

t

LCLK

t

PLHACKN

t

PHLACKN

t

PAVIDEO

Acknowledge

ACKN

Data output

Do0-3, De0-3

Video analog output

AVO, AVE

Data #N+1

Data #N

Data #N-1

Data #N+2

Data #N+1

Data #N

Hi-Z

Hi-Z

Output enable

OE

Data output

Do0-3, De0 -3

Data output

t

ZDATA

t

DATAZ

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 18 19

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