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FT245BM芯片是FTDI(Future Technology Devices Intl.Ltd)公司生产的一种USB接口芯片,支持USB协议与并行I/O协议之间的转换,文中主要介绍了FT245BM芯片的内部结构、功能、工作原理,以及基于FT245BM芯片的硬件接口设计及软件编程。
The FT245BM chip is a USB interface chip produced by FTDI (Future Technology Devices Intl. Ltd.). It supports the conversion between the USB protocol and the parallel I / O protocol. The article mainly introduces the internal structure, function and working principle of the FT245BM chip. And based on FT245BM chip hardware interface design and software programming.