This is my first time to use CAN bus. Recently, I need to send and receive data through CAN bus. When I use microcontroller to send ID=0x401, I check the waveform and find that the actual data sent is
Knowledge point 1: pointer
1. Pointer: The first number of the variable's storage space in memory is called the address of the variable, also called a pointer.
Pointer variable: It is used to store a
Traditional fieldbus networks generally use wired media as transmission media. Wired transmission media make the location of communication equipment relatively fixed. Some special industrial field env
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