Portable autonomous stock-taking device for transferring and checking information

摘要

Portable autonomous device for storing, transferring and checking information, comprising a support (7) able to receive electronic components, integrating in particular a ROM type read-only memory (3), a microprocessor (6) able to manage the operation of the device, as well as memories including the ROM (3) and means (9) of connecting the support to the appliance to which it is attached, characterised in that the device comprises an integrated electrical energy source (1), a clock of the quartz type (5) activated by the said electrical source, and intended, in addition to providing scheduling data, to time and date the various information crossing the microprocessor (6), a RAM type random-access memory (2) fed by the said electrical energy source (1), an interface (5) intended to permit the information to cross between the microprocessor and the connection means, and in that the electronic circuit formed by the microprocessor (6), the memories (2, 3) and the interfaces (5, 11) is of the integrated monolithic type. IMAGE