Receive; Transmit; Digital Image Communication - AOR ARD9900 Operating Manual

Fast radio modem, multi-mode and digital voice interface
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Receive

Enter the command [ACO] to go into the converse mode. The received valid data will
be decoded and displayed on the PC screen. If received data is missing, (which may
occur during poor propagation conditions) "garbage" data may be displayed on the PC
screen.

Transmit

Enter the command [ACO] to enter the converse mode.
Type text from the keyboard, when you have finished, hit the enter key.
NNNNNNNN [CR]
NNNNNNNN: ASCII character
[CR] :
[ Note: Maximum data length is 2046 bytes per packet.]
To send binary data, add [FE] (hexadecimal) to a header and footer with the data.
FE BBBBBBBBBBBBBBBB FE
BBBBBBBBBBBBBBB: Binary data
FE :
FE
FDD8
If you need to insert the data [FD] in hexadecimal in the middle of the text,
convert it to two (2) bytes of hexadecimal data.
FD
FDDD
At the receive side, the data will be automatically decoded and displayed on the
PC screen.
If the [ALF] command is set ON, the LF (line feed) code will be added at the end of
received data.

Digital Image Communication

Receive
When valid digital image data is received, it will be decoded and output as a video
image from the VIDEO OUT connector.
If received data is missing during a transmission, that portion will be displayed as
invalid (like noise).
Carriage Return
ID as a binary data
[ Note: If you need to insert the data [FE] in hexadecimal in the middle of the
text, convert it into two (2) bytes of hexadecimal data.]
[ Note: Maximum data length is 2046 bytes per packet.]
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