Driver Development of Data Acquisition Card under VxWorks
Zhengxi Li · Modern Electronics Technique · 2008
The data acquisition card is a typical character equipment.Taking it as the example,the paper analyzes the structure of the character device drives under VxWorks,explains the development ideas of the character device drivers,lists the concrete step of development and provides a reference to driver developers.At the same time,users don′t need to know how to operate the device register,but only pay attention to the standard I/O function,which is convenient to develop program.