When developing the function of the Bluetooth part of the WeChat applet, I encountered some pits, and the basic interface documentation will not be explained. Please check the applet interface documentation, and the article below, click me to jump
There is nothing to say about the basic logic and packaging. Please remember that if you only know js, you must communicate with the hardware engineer when sending Bluetooth. At the communication level, we basically don't have such a strong concept of bytes, etc. ~ Bluetooth data, because of this problem, the hardware engineer is in a different place, and the two cannot communicate, and the life is not called out. The following picture is the data I want to send in the project~