Using the command/response tables

The command/response tables on the next page list valid command ASCII codes, the scaler’s responses to the host, and a description of the command’s function or the results of executing the command. Uppercase and lowercase characters may be used interchangeably in the command field.

ASCII to HEX Conversion Table

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

X3

X4

X5

X6

X7

X8

=Specific input number (1 or 2) 1 = input 1

2 = input 2

=0 = off, 1 = on

=Picture adjustment range (0 through 255)

=Sharpness level (details) (0 through 63)

=Scaler resolution

1= 640 x 480

2= 800 x 600

3= 848 x 480

4= 852 x 480

5= 1024 x 768

6= 1280 x 768

7= 1360 x 765

8= 1366 x 768

=Detected input signal standard (0 through 4)

0= none

1= NTSC 3.58

2= PAL

3= NTSC 4.43

4= SECAM

=Blanking adjustment range (0 through 127 lines)

=Scaler refresh rate

1= 50 Hz

2= 60 Hz

IN1502 • Serial Communication

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Image 31
Extron electronic IN1502 manual Using the command/response tables, Symbol definitions