[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:49[/i][size=2]According to third-party survey data, 77% of Android phone users admit that they have experienced the impact of slowing d...
Ordinary sine-cosine encoders have a pair of orthogonal sin and cos 1Vp-p signals, which are equivalent to the AB orthogonal signals of the incremental encoder with square wave signals. Many signal cy...
Grain full moon is here. I felt like I just celebrated a spring festival, but now it’s already Grain full moon~~ I feel like time flies~~~"Spring rain brings spring and clear days, summer is full of g...
In the application of Internet of Things, MQTT transmission is very common, and most of my works also use MQTT for transmission.
First, open the NB-IOT AT manual and look at the section 3.5 MQTT comma...