Aiming at small-scale embedded systems that are widely used these days,a design of ARM main board based on AM335X is made in this article.The hardware of the main board uses ARM processer as its core and develops functions such as serial port,Ethernet in-terface,USB interface,LCD and touch screen for users.The software has WinCE 7.0 as its operating system,develops application pro-grams according to requirement and provides divers to every function.The application results show:The main board which is chip has powerful functions,stable system and low power consumption.It can satisfy the requirement of small-scale embedded systems.
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