xxtigerxx
Advanced Member level 1

I want to interface a mcu to a PSTN telephone line.
I know how to transim the sound.
But can you tell me how i will
1) regognise a call?
2) recognise if the telephone line i working?
if someone have any shematic is good.
Thanks in advance.
I know how to transim the sound.
But can you tell me how i will
1) regognise a call?
2) recognise if the telephone line i working?
if someone have any shematic is good.
Thanks in advance.