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Comtech EF Data QAM256 User Manual

Page 66

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QAM256 Digital Video Modulator and Upconverter

Remote Operations

TM077 – Rev. 4.0

C-

11

Command Modulator Framing

<2246h>

Command Modulator Interleaver

<2247h>

Command Modulator Roll off

<2249h>

Command Modulator Interface
Type

<224Ah>

Command Modulator Data
Polarity

<224Bh>

Command Modulator Clock
Polarity

<224Ch>

Command Modulator Clear
Alarms

<224Dh>

Command Modulator Alarm Mask

<224Eh>

Command Modulator PRBS

<224Fh>

Command Modulator BB
Loopback

<2251h>

Command Modulator TX Power

<2253h>

Command Modulator TX Enable

<2254h>

Command Modulator TX Carrier

<2255h>

Command Modulator Channel
Table

<2260h>

Command Modulator Channel

<2261h>


Common Query Opcodes

Opcode: <2000h>

Query a modulator’s identification

Query response:
<1> Modem

ID

(QAM256 modulator’s ID = 32)


Opcode: <2001h>

Query a modulator’s control mode

Query response:
<1>

Modem control mode

(0=Front Panel, 1=Terminal, 2=Computer, 3 = Ethernet)


Opcode: <2002h>

Query a modulator’s Firmware version.

Query response:
<1>

Version

(implied

decimal

point)


Opcode: <2003h>

Query a modulator’s Firmware information.

Query response:
<16> Firmware

(8

bytes

for firmware part number.)

(8

bytes

for

release

date.)


Opcode: <2004h>

Query a modulator’s time.

Query response:
<1>

Hour

(0

through

23)

<1>

Minute

(0

through

59)

<1>

Second

(0

through

59)


Opcode: <2005h>

Query a modulator’s date.

Query response:
<1>

Year

(0

through

99)

<1>

Month

(0

through

11)

<1>

Day

(0

through

30)


Opcode: <2006h>

Query a modulator’s time and date combined.

Query response: