Quark-elec Technical Forum

I have changed the registered phone numbers to the +44... format and now commands
are correctly executed. Perhaps the Application Note could be amended to describe
this requirement.

Robert

That looks like a good solution. Will there be any provision for retrofitting existing units?

Robert

I am sure that no one else can be having this problem so I must be doing something wrong. I have two mobile phones – call them A and B. Originally A was registered as the main number. I sent the command to register B; When I sent a WHORED command from A I got a response showing that B was registered...

Yes - that sounds like a positive step.

Thank you for sending the link to V1.51 of the application note which does contain the information on the 300 sec window. I have now been able to register the main number. This change does plug a serious gap in the security of the device but it also introduces another major problem. The main reason ...

I tried to register as the main user by sending the 888888 code from my mobile phone. I received the reply "registered Disabled" No further messages received replies. This is the third QK022 that I have purchased and I had no problem registering the first two from this same mobile phone. W...