Touch tone DTMF Dialer MT8888/MT8880 most complete journals information detail circuit diagram of the source program, a total of more than 30 articles. The complete source code, has been tested.
[MT8888 DTMF library] - This is asm library to use with chip MT8888 to decoding and generating DTMF signal. It was use on 51 family platform.
[mt8888] - wewrwee
[MT888888] - Simulation of the MT8888 dial procedure source code, C51. everyone can try the complete source code.
[MT888888] - C51 source code to read and write the complete source code for the MT8888 chip.