Benchtop Measurement and Test
Distributed Measurement and Control
High-Performance Test
Systems Engineering Software
Perspectives showcases how NI sees what’s next in the world of test and technology.
You can request repair, RMA, schedule calibration, or get technical support. A valid service agreement may be required.
Provides support for NI data acquisition and signal conditioning devices.
Provides support for Ethernet, GPIB, serial, USB, and other types of instruments.
Provides support for NI GPIB controllers and NI embedded controllers with GPIB ports.
修改时间 07-10-2017 10:25 PM
修改时间 08-10-2017 05:16 AM
如果父类的打开TCP函数不是虚函数,在子类又没有重写,那子类就调用父类的打开TCP函数啊。不过一个TCP打开一次,在没有关闭的前提下好像不能再次打开吧,具体要看你打开TCP时是赋了不同的端口号等参数
What do you need our team of experts to assist you with?
Thanks!
We'll be in touch soon!