Data Sheet

Table Of Contents
Coupler - Reference manual
RM 18
Version 1.2
DISABLE_COUPLER ENHANCED
Use
As the DISABLE_COUPLER command, this specific version enables the user to asleep
the reader.
But M210H 2G and M260H 2G have the possibility to detect that a card approaches their
antenna.
As sooon as the card is detected, the coupler will turn the RF field on, and start a card
selection.
If no card answers to the anticollision process, the coupler go back asleep. If a card is
selected, then the coupler stay awake.
Prototyping
" Command sent : ADh
" Command Type : ISO none
Host
80h ADh BCh P2 01h
Coupler
90h 00h
Parameters
P2 : specify the anticollision to process when a card is detected. If several bit are set at 1,
all selected anticollision will be performed.
b7 b6 b5 b4 b3 b2 b1 b0
-0-Pulse
OUT1
Ant3 Ant2 Ant1 Ant0
If Antx bit is set, then the anti-collision x will be processed else not.
If no Antx is set, then the coupler will wake-up only by detecting a field change over
the reader.
If b4 is set, then the OUT1 PIN is set to high for 10 ms when a card is selected.
Note : It is possible using the SET_STATUS command to have the coupler in a sleep
mode each time it turns on. The coupler will then be asleep until you send an
ENABLE_COMMAND. Please refer to the SET_STATUS command for activating this
feature.
Note : This command is only available on :
- M210-2G
- ACCESSO-2G