From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
|
读取字节数 的默认值是零,所以VI寻找零个字节并不会报错因为没有任何字节进来,它读到了预期的值。
当在Immediate 模式下使用TCP 读取 时,读取字节数必须设置为一个较大的数值,如1024,因为该函数会立即通过设置的读取字节数读取数据。
|