I am a good programmer but I need some help in serial communication between (89s52) microcontrollers as my project is based on it.... is it possible to have serial communication between microcontrollers.. I have tried but it wasn't much of success.. probably wrong bytes transfer or some times none ... plz help urgently... any other alternative way... plz dont tell me for a parrallel comm. solution as i need to transfer data between several microcontroller!! thx in advance..