Copies of syrups made using a computer program Burning Key and the adapter connected to the computer.
Fig.1. The program's interface is Burning Key
Functions and buttons in the program:
to choose the port – PC port that is connected to the adapter;
to open the port – enable/disable port;
to read the data – data is read from the key;
to write data – data is written in the key;
to compare the data – compares the data in the window and in the key;
to open a file – open data from a file of format *.ibut;
save to file – stores data in file format *.ibut
The design of the adapter shown in Fig. 2
Fig. 2. Schematic diagram of the adapter
The appearance of the assembled device shown in Fig. 3
Fig. 3. The appearance of the adapter
Firmware of the microcontroller, printed circuit Board, the program
Source: http://labkit.ru


