The online song "Red umbrellas and white poles, let's lie down together after eating" has become popular recently. At that time, I saw this video as an official propaganda of Yunnan Province not to ea...
[i=s]This post was last edited by damiaa on 2022-10-2 16:17[/i]【Jiajiabao】 esp32s2 tcp+mqtt running
Running TCP+MQTT is actually a two-step process. The first is to run TCP, and the second is to run M...
I encountered several problems in the multisim simulation of the bandpass filter circuit, as shown in the figure. Which forum friend can give me some advice?...
This flyback switching power supply output (14V, 0.82A), because there is no feedback loop, I want to add a voltage regulator diode. I chose ON Semiconductor's MMSZ15T1G. I just want to ask, in additi...
Nowadays, low-power Bluetooth applications for Android are very common. Smart bracelets and watches are everywhere, and most of them use BLE communication to exchange data. BLE is basically well suppo...