STV9432TAP

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8 - TIMING ANALYZER

8.1 - VIDEO HORIZONTAL TIMINGS

All horizontal timing measurements use a 106.7MHz clock. This clock is made from the internal oscillator:

They hold the value of the last measurement that was initiated by I

Figure 4.

H1 Register: H sync to Active video, min of C to A

H2 Register: Active video to H sync, min of B to C’

H3 Register: Line period, C to C’

H4 Register: H Fly to H sync, E to C

H5 Register: H sync to H Fly, C to E’

H6 Register: H fly pulse, E to F

8.2 - VIDEO VERTICAL TIMINGS

These twelve bits read-only registers read time measurements, given in number of scan lines. They hold the

Figure 5.

AV

HS

HFLY

B

D’

F’

D

F

AA’

C’

C

EE’

4000

H1.7

H1.6

H1.5

H1.4

H1.3

H1.2

H1.1

H1.0

4001

-

-

-

-

H1.11

H1.10

H1.9

H1.8

4002

H2.7

H2.6

H2.5

H2.4

H2.3

H2.2

H2.1

H2.0

4003

-

-

-

-

H2.11

H2.10

H2.9

H2.8

4004

H3.7

H3.6

H3.5

H3.4

H3.3

H3.2

H3.1

H3.0

4005

-

-

-

-

H3.11

H3.10

H3.9

H3.8

4006

H4.7

H4.6

H4.5

H4.4

H4.3

H4.2

H4.1

H4.0

4007

-

-

-

-

H4.11

H4.10

H4.9

H4.8

4008

H5.7

H5.6

H5.5

H5.4

H5.3

H5.2

H5.1

H5.0

4009

-

-

-

-

H5.11

H5.10

H5.9

H5.8

400A

H6.7

H6.6

H6.5

H6.4

H6.3

H6.2

H6.1

H6.0

400B

-

-

-

-

H6.11

H6.10

H6.9

H6.8

AV

VS

B

L’

L

AA’

K’

K

3