Radio Office Automation Equipment - Audio Database And Console Applications

The article studies the device in the OA of broadcasting system-the design of audio database and it's controller. The editor can easily point, play. speedup and so on in the process of editing program by the key of controller on the computer. Edited program can be store in the audio database for host to broadcast. It attains the goal of from physical track to software track.The hardware circuit's main chip of the controller is Single-microcomputer AT89C51. It communicates with computer by serial communication. The controller is compatible with the audio editing software of Siemens of Germany. Audio database is based on the DBMS of Microsoft SQL Server. It adopts C/S technology. The information of database not only can be selected by the way of exactitude or indefinite because it employs DB-Library technology~ but also the speed of selecting is very fast. The time of selecting is only 2-3 seconds. What's more the database can be selected by barcode.