Extron electronic QSD 204 manual Using the command/response tables, ASCII to Hex conversion table

Using the command/response tables

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

ASCII to HEX Conversion Table

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The ASCII to HEX conversion table at left is for use with the command/response tables.

ASCII to Hex conversion table

The command/response tables use symbols (defined below) to represent variables.

Symbol definitions

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

•= Space

Esc = Escape key

X1

X2

X4

X5

X8

=Specific input number (0 through 4)

0= no input

1= input 1, 2 = input 2, and so forth

=0 = off, 1 = on

=Video signal type (1 through 7)

1= composite video

2= YC

3= YUV

5 = RGBS

6 = RGBcvS

7 = SDI (serial digital interface)

=Input (1 to 4)

=Controller firmware version (listed to two decimal places e.g.: x.xx)

X10 = Picture adjustment range (0 through 255)

X12 = Detected input signal standard (0 through 4)

0 = none

1 = NTSC 3.58

2 = PAL

3 = NTSC 4.43

4 = SECAM

–= not applicable (occurs when the input is set for RGB, YUV, or progressive YUV)

X13 = Detail level (0 through 63)

X14 = Adjustment range (0 through 127)

X16 = Executive mode status (0 through 2)

0 = disabled (executive mode off, normal mode on)

1 = enabled, image adjustments are locked

X17 = Blanking adjustment range (0 through 127 lines)

QSD 204 • Serial Communication 3-3