Key Digital KD-EXWPSTX Manual page 10

USB Commands
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KD-EXWPSTX allows control over serial interface for bi-directional communication.
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Serial interface is accessed using the USB Service port
Connection Protocol
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Baud Rate = 115,200 bits per second as default
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Data Bits = 8
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Stop Bits = 1
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Parity = None
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Flow Control = None
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Carriage Return = Required at end of each string
Notes:
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Commands are not case-sensitive
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Spaces are shown for clarity; commands should NOT have any spaces
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After a new command is received, a prompt should be sent back
Help Command (H). Returns entire API in readable format:
KD-EXWPSTX> H
-------------------------------------------------------------------------
--
-------------------------------------------------------------------------
-- KD-EXWPSTX
--
-- H : Help
-- STA : Show Global System Status
--
-- Video Output Setup Commands: yy = [01-02,U,D]
-- SPO SI yy : Set Output to Video Input yy
-- SPO01 SI yy : Set Output to Video Input yy
-- SPO ON/OFF : Set Output ON/OFF
-- SPO DBG ON/OFF : Set Output Debug Mode ON/OFF
-- EDID Setup, xx = [01-02,A], yy = [01], zz = [01-15] (A=All)
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Key Digital Systems HELP
F/W Version : 1.00
Rev 1.0 – Nov, 2020
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