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give some more from the exsample-do you mean :
1 stored command in MCU to call a phome nomber ,at event .
2 sending commands from PC -MCU - sell phone?
or else?
there is a two lines :CAN HIGH and CAN LOW ,and in different cars is a different situation.In the disel cars with VP44 Pump on the EDC of a pump is 2 lins ,for cooler in BMW .In some cars is use optic fiber for comunication.
The driver L293 ,D/E/DNE ,current draw like hell!!!Abaut 50mA in stan-by and 80mA in 1 Ch ,wit 2 ch 100mA!If you without L293 on the pin of the MCU hawe 5 V -then the problem is in power suplay.If not try wit other MCUwithout!!!!! L293 how the pin state is. In my expirianse with l293 i had 2...
Well for VAG gruo use VAG-COM KKL inteface to USB -works fine for Audi,seat,shkoda,seat.VW Software from Ross tech.With this adapter you can use it for more cars and software-fiat lanchia,alfa,BMW and more.For best result you mast !!!use software for this car!
You can try programmer from here :**broken link removed**
Are you sure that the MCU is OK?Change the HC wit LS in the programmer ,some times do not work correct.Or try the simple programmer like this **broken link removed**
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