Chapter 3 RFID PGL Commands
length The decimal number that specifies the length of the data to be read.
format Replace the optional format parameter with any
EPC Programming Example
This programming example shows reading and writing dynamic EPC data to a tag.
~CREATE;HEX;431
//Create a form named HEX.
RFWRITE;HEX;RF3;16;AT1;
//Write Tag with data from dynamic RFID element 3. //Length of data is 16, format is HEX.
ALPHA
//The following ALPHA element is defined below. //It will be used to print the contents of the tag.
RFREAD@;AF1;16;10;10;0;0
//Read Tag Indicator character is “@”. Incorporate read //data into Dynamic ALPHA field number 1. Length of //ALPHA field is 16 characters. Place ALPHA field at //dot position (10,10) on the form.
STOP
//Terminate the ALPHA element definition.
END
~EXECUTE;HEX
//Execute the form with dynamic data.
~RF3;“68656C6C6F746167”
//Dynamic data (in HEX) for Tag Write is //“68656C6C6F746167”.
~AF1;*@1,16,1;*
//Print the data in AF1.
~NORMAL
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