Last week I saw a promotion on TB that there was a special offer for solar lights, less than 4 yuan with free shipping, so I bought one and opened it to take a look.The overall appearance is mainly a ...
The first step of the test is to light up the LED light, which has almost become an unchanging step. I was going to post the lighting and unboxing together, but I encountered the problem of not being ...
Through the study and practice of the 2.4G NRF24L01 wireless module and the reference to the Chinese and English manuals of NRF24L01, the following summary is made. If you want to have a deeper unders...
Hello~ Hello everyone~ The manager is here to send information again~~ Come and take a look at the latest situation~~New activities online:1. Anxinke Bluetooth Development Board PB-02-Kit
Activities i...
[i=s]This post was last edited by lanhua on 2022-8-30 13:22[/i]Fully automatic electric fanParticipate in the "Hands-on Learning about Power Supply Season 1: DIY small fan, fan all summer!" of "Electr...
[size=5]Precision amplifier circuit[/size] [size=5] [/size] [size=5]Convert 0~0.5mV voltage into 0~5V for A/D conversion. OP07 is used to form a two-stage integrated operational amplifier circuit. The...
introduction Electromagnetic ultrasound is a non-contact ultrasonic detection method that does not require any physical contact with the object being tested, does not require coupling agents, and ca...[Details]
You might think your smart home devices are only communicating with you, but that's not the case. Your devices may be sending data across the network to communicate with servers or even to people you...[Details]
First, implement the simplest AVR microcontroller Proteus simulation, the water lamp. To write data to the IO port, first set DDRxn=0xff, and then output PORTxn=output data. The circuit simulatio...[Details]
According to foreign media reports, Canada will invest a total of 240 million Canadian dollars in its semiconductor industry to support the manufacturing and research of the country's processor chips...[Details]
The unique product identification function: ● Used as a serial number (such as a USB character serial number or other terminal applications); ● Used as a password. When programming flash ...[Details]
When it comes to traffic, it brings us convenience but also anxiety. Especially in big cities, traffic conditions are constantly tense. As the number of vehicles continues to increase, will ou...[Details]
Introduction: I inserted the USB drive into the development board, and it said it was connected, but nothing was displayed. The manual said there would be a folder called udsik, but I couldn't find i...[Details]
Bloomberg reporter Mark Gurman reported this week that iOS 16 will include an update to the notification system, and code in Apple's latest beta software confirms this. As Gurman described it, iOS ...[Details]
Today, Xiaomi Group Vice President Chang Cheng posted a picture on Weibo saying that MIUI 13 has begun to be pushed. In fact, since yesterday, some netizens have said that they have received the push...[Details]
In recent times, the new energy MPV market has heated up rapidly. Previously, Denza D9, Lantu Dreamer, and Jikrypton 009 were launched. Later, Hechuang V09 was unveiled at the Guangzhou Auto Show las...[Details]
From search engines to self-driving cars, artificial intelligence has entered our daily lives, thanks in large part to the enormous computing power achieved in recent years. However, new research sho...[Details]
Buck-boost circuit The working principle process is as follows: (1) When the controllable switch V is in the on state, the power source E supplies power to the inductor L through the controll...[Details]
Huawei will release its smartphone operating system (OS) Hongmeng next month. Market research firm Strategy Analytics (SA) predicts that Hongmeng's market share will exceed 5% within three years, squ...[Details]
In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]