COBHAM SOLO4 Especificações descarregar pdf (Página 88)

88

15.4 Transmitter Command List

Type ‘o’ messages for Modulation commands

Function

R/W

Block

Command

Data

Type

Set

Modulation

IF output

r/w

o

out

1 byte

0 OFF

1 COFDM

int

Set Narrow

Band

Modulation

FEC

r/w

o

fec

1 byte

1 = 2/3

2 = 1/3

int

Set Narrow

Band

Modulation

Guard

Interval

r/w

o

gua

1 byte

1 = 1/16

2 = 1/8

int

Set Narrow

Band

COFDM

mode

r/w

o

mod

1 byte

0 = QPSK

1 = 16 QAM

int

Set

Modulation

Freq

r/w

o

fre

Set Frequency in

MHz, decimal point

allowed.

double

Spectrum

Inversion

r/w

o

spe

1 byte

0 = Normal

1 = Inverted

int

COFDM

Bandwidth

r/w

o

wid

0 = 6MHz

1 = 7MHz

2 = 8MHz

3 = 2.5MHz

4 = 1.25MHz

list

Output level

attenuation

high

r/w

o

lev

Default level is 0

Value 0 to 32 1dB

steps

int

Output High

Low switch

r/w

o

hls

0 = low level

1 = high level

(default)

int

Output level

attenuation

low

r/w

o

llv

Default level is 32

Value 0 to 32

0.25dB steps

int

DVB-T FEC

r/w

o

dfe

0 = 1/2, 1 = 2/3, 2 =

3/4, 3 = 5/6, 4 = 7/8

int

DVB-T

Guard

r/w

o

dgu

0 = 1/32, 1 = 1/16, 2

= 1/8, 3 = 1/4

int

DVB-T mode

r/w

o

dmo

0 = QPSK, 1 =

16QAM, 2 =

64QAM

int

DVB-T 4K

Offset

r/w

o

4ko

0 = none

1 = +4KHz

2 = -4KHz

Int

Range Mode

Preset

r/w

o

txm

0 = none

selected(default)

1 = short range

2 = medium range

3 = long range

4 = ultra long range

int

Type ‘z’ messages for Scrambling commands

Function

R/W

Block

Command

Data

Type

Scrambling

r/w

z

scr

1 byte

0 = Off

1 = ABS

4 = AES128

6 = AES256

int

AES Key

lower 128

w

z

kez

Encryption key for

AES lower 128

Hex string

(32

characters)

1 2 ... 83 84 85 86 87 88 89 90 91 92 93 ... 98 99

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