Analog-way Studio Scan XTD620 Manual de usuario descargar pdf (Pagina 20)

Chapter 10 : RS-232 PROGRAMMER'S GUIDE STUDIO SCAN XTD 620

PAGE 20

• GENLOCK CONTROLS

k command is used to read the Genlock status.

Value returned mean: 0 = No Genlock signal

1 = Genlock signal ON and OK

2 = Wrong Genlock signal

I command controls the sub carrier phase (Sc Ph) of the Genlock with 1024 levels from 0 to 1023.

i command controls the Horizontal Synchro phase (H Ph) of the Genlock with 256 levels from 0 to 255.

• INPUT STATUS CONTROLS

This control family is read only. They can’t be preceded with value.

u command returns the UNIT value.

d command returns the DHI value.

The following formula allow to calculate the computer input line frequency (in kHz): UNIT VALUE

DHI VALUE

l command returns the GRT value.

The following formula allow to calculate the input frame frequency (in Hz) : Input Line Frequency (Hz)

GRT Value

t command returns Input signal status.

bit 7

(

128

)

bit 6

(

)

bit 5

(

)

bit 4

(

)

bit 3

(

)

bit 2

(

)

bit 1

(

)

bit 0

(

)

1 = Presence of Input signal.

0 = Negative H Sync Input.

1 = Positive H Sync Input.

0 = Negative V Sync Input.

1 = Positive V Sync Input.

xx0 = Separated H&V Sync.

x01 = Sync On Green (SOG).

011 = 1V Composite Sync.

111 = TTL Composite Sync.

1 = Non Interlaced Input signal.

1 = Input signal is Out of Range.

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Analog-way Studio Scan XTD620 Manual de usuario Pagina 20

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