AEG ARE H9 HF User Manual page 18

For this transmission the following protocol is used:
ARE H9 HF
<STX> <ETX>
<STX> < transponder data > <ETX>
If the transponder ID was read the following is displayed:
Does the host not answer to the <STX> <ETX> protocol of the ARE H9 HF,
then the ARE H9 HF will cyclic transmit the <STX> <ETX> protocol until an
answer of the host is received. During this the following display appears:
The user can cancel this waiting for a response of the host by pressing both
arrow buttons, but in this case the transponder ID will not be transmitted.
---------------------------------------------------------------18/51---------------------------------------
Host (PC, PDA, etc.)
->
<-
->
<-
4C8C1C84
transmitting...
Await Connection
Abort ?
<STX> <ACK> <ETX>
<STX> <ACK> <ETX>