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
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
•
= Escape key
Esc
X1
= Specific input number (1 or 2)
1 = input 1
2 = input 2
= 0 = off, 1 = on
X2
= Picture adjustment range (0 through 255)
X3
= Sharpness level (details) (0 through 63)
X4
= Scaler resolution
X5
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)
X6
0 = none
1 = NTSC 3.58
2 = PAL
3 = NTSC 4.43
4 = SECAM
= Blanking adjustment range (0 through 127 lines)
X7
= Scaler refresh rate
X8
1 = 50 Hz
2 = 60 Hz
The ASCII to HEX conversion
table at left is for use with the
command/response tables.
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IN1502 • Serial Communication
3-3
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