My sim Card reader not working

[neelcomm]

Dear ManOn

I made a Dejan Sim Smart card reader. While Sim Scan i show's an error "fatal Error: Card don't send Answer to Reset!'
What can i do

Please help me

neelcomm

[Osman]

This PCB

[brakk_]

hi
ATR errors can appear in many case, in most of them 'protocol' between card and reader is wrong.
ensure no other applications are using your com port (like fax/modem) or try to decrease connection speed.

good luck

[neelcomm]

Dear,

I already check that but it not working the same error displaying


neel

[Adven]

I had the same error messages in Windows ME, switched Win98...no problems!!