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Preliminar y – Extron Electronics MLS 406SA User Manual

Page 37

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4-3

MLS 304 Series, MLS 406Series• Serial Communication

PRELIMINAR

Y

ASCII to HEX Conversion Table

ASCII to Hex conversion table

X(

= Adjustment range (0 – 14) (-10.5 dB – +10.5 dB in

1.5 dB steps)

0 = -10.5 dB

1 = -9.0 dB

2 = -7.5 dB

3 = -6.0 dB

4 = -4.5 dB

5 = -3.0 dB

6 = -1.5 dB

7 = +0 dB (default)

8 = +1.5 dB

9 = +3.0 dB

10 = +4.5 dB

11 = +6.0 dB

12 = +7.5 dB

13 = +9.0 dB

14 = +10.5 dB

X1)

= Volume adjustment range (0 – 100 steps)

X1!

= Switcher firmware version (listed to

two decimal places e.g.: x.xx)

X1@

= Executive mode (front panel lockout) status

0 = unlocked (default)

1 = front panel except volume adjustment is

locked

Using the command/response tables

The command/response tables on the next page list valid command ASCII codes, the

MLS’s responses to the host, and a description of the command’s function or the

results of executing the command. Upper- and lower-case characters may be used

interchangeably in the command field unless otherwise specified (setting gain/

attenuation, for example).

The ASCII to hexadecimal

(HEX) conversion table at left

is for use with the

command/response tables.

Symbol definitions

]

= CR/LF (carriage return/line feed) (hex 0D 0A)

= Space

E

= Escape key

X!

= Specific input number (0 – 6 maximum)

0 = no connection

1 = input 1

2 = input 2

3 = input 3

...

6 = input 6

X@

= Maximum number of input channels

(1 – 4 [max.] for the MLS 304 Series or 1 – 6 [max.]

for the MLS 406 Series)

X#

= Video type (can be set for inputs 3 – 4 of the MLS 304

Series or inputs 4 – 6 of the MLS 406 Series only)

1 = Vid (composite video [MLS 304 Series only]

and/or S-video [MLS 406 Series only])

2 = RGB (default)

X$

= Audio gain

(0 dB through +24 dB in 1 dB steps)

(default = 0 dB for MLS 304MA, MLS 406,

MLS 406MA; default = +6 dB for MLS 304SA,

MLS 406SA)

X%

= Audio attenuation (1 to 42; 0 dB through -42 dB in

1 dB steps)

X^

= On/off status

0 = off/disable

1 = on/enable

X&

= Input to be adjusted (1 – 4 for MLS 304 Series, 1 – 6 for

MLS 406 Series switchers)

1 = input 1

2 = input 2

3 = input 3

...

6 = input 6

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