[size=4][color=#000000][backcolor=white] The non-standard network cables on the market are mainly made of copper-clad steel, copper-clad aluminum, copper-clad iron, etc. These cables have high resista...
Recently, the company project needs to make an MCU replacement plan. I applied for the EFM32PG22 development board from SIlicon Labs of the United States to use, and planned to consider the EFM32PG22 ...
[i=s]This post was last edited by xiyue521 on 2021-5-16 01:48[/i]The purpose of the watchdog is to protect the chip from entering an infinite loop (or the program running away). The watchdog has an in...
Voltage sampling is inaccurateWhen R10 is disconnected, the voltage division is accurate. When R10 is connected and sent to the ADC port of the MCU, the voltage division is inaccurate. The error is la...
I would like to ask what is wrong with my initialization that causes the Bluetooth to not turn on the receiving function and report the error failed:0x48. Specifically, I would like to ask where the p...
All the components were purchased from Taobao. As we all know, the Taobao Special Price APP is very suitable for buying these gadgets.MaterialEverything is here. The battery box and 4056 charging boar...