ELECTRONIC KEY FOR SAFETY ACTIVATE AND / OR TURN OFF THE FUNCTIONS OR SPECIAL PROGRAMS IN A COMPUTER ELECTRONICS IN ORDER TO PREVENT THE COPY OF THE WORK PROGRAMME OF THE COMPUTER.

摘要

Electronic security key for enable and / or disable special functions or programs in an electronic computer in order to prevent copying of the computer program of work. The stored job program in the EPROM of the affected electronic computer, for example, control of a machine for packaging products by means of a stretchable film or other automatic machine can now be copied extreme ease. The object of the invention is to remedy this drawback by linking to said electronic computer by interactive coupling an electronic security unit, hereinafter referred to simply as "key" which is operable to enable or disable functions or programs Special in this computer. The key consists of a mini-map in the CMS, housed in a container of small dimensions, embedded in a special resin and with a single chip that can be hidden or programmed once. The key is a closed and self-contained system, which contains in its interior volume of PROMs, RAM and EEPROM andit can be connected to the main computer through a port ...