摘要
对USB总线技术进行了介绍,设计基于USB2.0接口技术的数据采集卡。介绍了USB的硬件设计、固件设计和驱动程序设计,给出具体的硬件设计方案;进行固件设计与驱动程序设计,介绍CY7C68013的GPIF接口的设计,利用USB与DSP技术实现音频信号的数据采集、处理与传输。
Introduced the USB technology and showed the design of data acquisition card based on the USB bus. Introdeced the design of the hardware,firmware and device driver. Presented the scheme of the hardware design. Introduced the design of GPIF in detail. Reali- zing the data ecquisition,processing and transfer of frequency using the USB and DSP technology
出处
《仪器仪表用户》
2009年第1期41-42,共2页
Instrumentation
