Apr 23, 2011 #1 F filjoa Member level 4 Joined May 19, 2006 Messages 75 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 1,771 Hi some one can explain me how I can make an call with my phone line with an PIC? some shematic or somethink... best regards
Hi some one can explain me how I can make an call with my phone line with an PIC? some shematic or somethink... best regards
Apr 23, 2011 #2 kak111 Advanced Member level 4 Joined Mar 30, 2011 Messages 1,365 Helped 933 Reputation 1,868 Reaction score 907 Trophy points 1,413 Location Finland Activity points 10,827 Use phone dialer ic like this............. LC737212 datasheet, Pinout ,application circuits Telephone Dialer Ic With On-chip Memory For Push- Button Telephones Semicon Device with google you find more Regards KAK
Use phone dialer ic like this............. LC737212 datasheet, Pinout ,application circuits Telephone Dialer Ic With On-chip Memory For Push- Button Telephones Semicon Device with google you find more Regards KAK
Apr 24, 2011 #3 A ard Full Member level 5 Joined May 3, 2009 Messages 251 Helped 52 Reputation 104 Reaction score 50 Trophy points 1,308 Location Mumbai, India Activity points 2,783 Hi, the Picbasic Pro compiler has built-in commands that generate DTMF tones; makes your coding real easy. Look upo their site, they even have a demo version that can compile small programs for free. Welcome to microEngineering Labs
Hi, the Picbasic Pro compiler has built-in commands that generate DTMF tones; makes your coding real easy. Look upo their site, they even have a demo version that can compile small programs for free. Welcome to microEngineering Labs
Apr 26, 2011 #4 F filjoa Member level 4 Joined May 19, 2006 Messages 75 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 1,771 Don't have more circuits like LC737212 because I can't find this to buy... I fount MT8880 but some one know other?
Don't have more circuits like LC737212 because I can't find this to buy... I fount MT8880 but some one know other?
Apr 26, 2011 #5 D dr pepper Advanced Member level 1 Joined Mar 15, 2010 Messages 420 Helped 34 Reputation 68 Reaction score 40 Trophy points 1,308 Location lancs Activity points 4,128 You'll also need a 600 ohm transformer for both engaging the line and isolation.