Adl_atcmdsend _


When I call the function adl_AtCmdSend to send userdefine at command in a at command handler function or main function, it is ok.
But I call this adl_AtCmdSend in a SMS Handler function do not run. it notify ERROR.
Anybody know why is it and how to solve this problem.


Is it?? :open_mouth:

But the ADL User guide says,