5.1.2 Output format
Generally, every input terminated by <CR> is acknowledged by the reader. The following response
protocols are different:
5.1.2.1 Instruction specific output
After entering a valid command without a parameter value, the system answers by sending the param-
eter value and <CR>. Example:
Command:
Output: Transponder number or No Read <CR>
5.1.2.2
Output after changing a parameter
After entering a valid command together with a parameter value, the system answers by sending the
parameter value and <CR>. Example:
Command:
Output:
After entering an invalid parameter value, the system answers with the corresponding error code. Error
message:
Command:
Output:
5.1.2.3
Output at parameter query
Parameter settings can be queried by sending the command without adding a parameter value. Exam-
ple:
Command:
Output:
5.1.3 Blank instuction
If a single <CR> is input, the reader answers with a single <CR>. Example:
--------------------------------------------------------------------------------16/50--------------------------------------------------------------------------------
GT <CR>
MD <SP> 2 <CR>
2 <CR>
MD <SP> 4 <CR>
NAK <SP> #02 <CR>
MD <CR>
2 <CR>