4-88 ADAM 4000 Series User's Manual
Command Set
4014D
$AA9(data)
Name Send LED Data
Description PC sends data to LED display. This command is valid only
after selecting LED to display from PC ($AA8V)
Syntax $AA9(data)(cr)
$ is a delimiter character.
AA (range 00-FF) represents the 2-character hexadecimal
address of an analog input module
9 identifies the PC send data to LED command.
(data) is the data which must consist of an “+” or “-” sign
followed by five decimal digits and a fixed decimal point. The
maximum value is 19999.
(cr) is the terminating character, carriage return (0Dh)
Response !AA(cr) if the command is valid.
?AA(cr) if an invalid operation was entered.
There is no response if the module detects a syntax error or
communication error or if the specified address does not exist
? is a delimiter character indicating the command was invalid.
AA (range 00-FF) represents the 2-character hexadecimal
address of an analog input module.
(cr) is the terminating character, carriage return (0Dh).
Example command: $019+1999.9(cr)
response: !01(cr)
The command sends display data (+1999.9) to the analog input
module at address 01. This command is only valid when it is
preceded by command $0181. (See command $AA8V.)
Example command: $019-00290.(cr)
response: !01(cr)
The command sends display data -00290 to the analog input
module at address 01. Note that even when sending an integer
the data must contain a decimal point.
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