51 single-chip microcomputer type mobile phone for elderly

The invention discloses a 51 single-chip microcomputer type mobile phone for the elderly. The 51 single-chip microcomputer type mobile phone comprises a single-chip microcomputer; the single-chip microcomputer is connected with a power source module, a GSM module, a liquid crystal display module, a buzzer prompting module and a matrix keyboard module respectively through circuits, wherein the single-chip microcomputer is a IAP15F2K61S2 single-chip microcomputer, the power source module is a 3.7V lithium battery; the GSM module is a GTM900-c GSM module, the liquid crystal display module is a mini 12864 liquid crystal display screen, and the matrix keyboard module is a 3*7 matrix keyboard. The 51 single-chip microcomputer type mobile phone is a mobile phone which adopts a 51 chip structure and is specially designed for the elderly. The 51 single-chip microcomputer type mobile phone for the elderly has the advantages of simple circuit structure and low cost.