My schematic diagram has an indicator light, 10 buttons, and a Bluetooth module. For low power mode, a MOS tube is used to cut off the Bluetooth power supply. Now, when the Bluetooth power supply is c
We have a chip that has worked fine for several years. Later, the manufacturer stopped supplying it, so we asked someone to get it. When we got it back, we found that it didn't work (we suspected that
I am very happy to participate in this review event and experience this very compact development board. The delivery speed is also very fast, but the only drawback is that the box was already flattene
[i=s]This post was last edited by James199 on 2021-10-17 18:56[/i]At present, most combinations in the industry are Amazon's FreeRTOS + ARM. This time we will use Huawei Hongmeng to replace FreeRTOS a