the utility of usb technology in the fourth generations numerical control logging system is introduced, the frame of application system and the design microcontroller and usb controller is given.
介绍usb技术在第四代数控测井系统中的应用,给出usb应用系统的使用框图、单片机和usb控制器硬件电路的设计。
focusing on two typical cases-a computer management system and a field facility, we have developed two kinds of devices using the usb controller and pic micro-controller.
同时针对连接计算机管理系统和现场设备的两种典型情况,说明以此模块为核心开发的两种通用的电力线载波通信模件设备。
because of c8051f320 which integrates usb controller and a/d unit, this hardware design is more convenient and the system has higher transmission speed.
由于c8051f320自带usb控制器,并集成a/d转换模块,因此硬件电路设计简单,可实现采集数据的高速、实时传输。
micro-controller is the bond between the two parts, it acts as the usb controller in one way, and communicates with cpld in the other.
微处理器是两个部分之间连接的纽带,一方面作为usb控制器,另一方面要和cpld通信。
the hardware of the system involves the emg amplifier, the stimulator, the digital-analog converter, the analog-digital converter, the usb controller and the pc.
系统的硬件部分包括肌电放大器、刺激器、数-模转换部分、模-数转换部分、usb控制部分和pc机。