the electronic system for the management of the hearings in the courts

摘要

the management system of hearings in the courts consist of a computer application to the registrar and application for android for lawyers. these two applications are controlled by a signal acquisition card.the principle of operation of the electronic map is based on sending a signal to the computer application to support the button incru00e9mination (1) via the usb connector (5). this will be reflected in a time of it in the table of the hearing.the notification of the offence is covered by a red led (2) and the case number will be displayed on lcd screen, a mini - (7). even if the judge wants to go back to the previous case, the support button du00e9cru00e9mentation will send the signal to computer application and notification is provided by a green light (4).the micro controller (6) of type 18f2550 handles all the data received in response to the press buttons. it determines the type of signal is sent by the communication protocol of usb 2.0. the feeding of the electronic map is provided by the usb connector which provides a voltage of about 5v.