Data Sheet

Table Of Contents
Coupler - Reference manual
RM 17
Version 1.2
DISABLE_COUPLER
Use
The coupler goes in SLEEP mode that allows low power consumption and RF carrier is
desactivated.
After this command, the coupler will not respond to any command except the
ENABLE_COUPLER command.
A new feature available only on M21xH 2G is that coupler can detect if a card approach
the antenna and wake up on its own.
Prototyping
" Command sent : ADh
" Command Type : ISO none
Host
80h ADh BCh DAh 00h
Coupler
90h 00h
Parameters
Response: Status words
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.