Chapter 6
#aaSi
Name All Analog Data In
Description Returns the input value of all channels for a specified analog input module of a specified system in engineer- ing units or two’s complement data format
Syntax #aaSi
#is a delimiter character.
aa(range
Si identifies the I/O slot (i:0 to 3) of
(cr) is the terminating character, carriage return (0Dh).
Response !(data)(data)(data)(data)(data)(data)(data)(data)(cr)ifthe command is valid. (Engineering Unit Data Format)
!(dddd)(dddd)(dddd)(dddd)(dddd)(dddd)(dddd)(dddd)(cr)if the command is valid. (Two’s Complement Data Format)
?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.
!delimiter character indicating a valid command was received.
?delimiter character indicating the command was invalid.
(data) is the input value in engineering units of the interrogated module of the specified system. The (data) from all channels is shown in sequence from 7 to 0. If (data)=” “, it means the channel is invalid.
(dddd)is the input value in two’s complement format of
