Double-mode mobile phone having mobile communication and PSTN communication mode

The utility model discloses a double-mode mobile phone having mobile communication and PSTN communication modes, comprising a mobile phone module implementing mobile communication function, a liquid crystal screen or a hand-writing touch screen connected to the module. The mobile phone module is connected to digital cordless module by UART protocol and bidirectional interface. The digital cordless module communicates with the liquid crystal screen or the hand-writing touch screen. The double-mode mobile phone integrates function of mobile phone and wired phone. With such a phone, user can conveniently complete calling and answering mobile and wired phone in office and home. The utility model can work under dual-operation mode, sharing one phone book and calling record by the operational menu. Outstanding advantages of the mobile phone is presented by selecting number for phone book and calling record and making calls by the wired phone, so the application is quick, time-saving and economic.