This is the input port protection of 3.7V battery equipment. The maximum voltage of the battery is 4.2V. After entering, a conventional TVS tube TVS1 is connected, which can be used for surge protecti...
I am a rookie and hope that the experts can help me analyze it. For example, I now have a closed coil similar to an antenna. The current flowing on it is relatively large, and the current amplitude is...
I am not a 5 series user. I want to add USB function to a system made by 1611. I don't know what kind of USB control chip I should choose, what kind of work it should do, how much code I need to add, ...
I programmed in the microcontroller as follows, SendKey_Protocl(); is a time-consuming operation, more than 30ms, less than 600ms, I can't get the desired result, please ask: - In the interrupt proces...