Previously, when testing the Bluetooth routine STM32Cube\Repository\STM32Cube_FW_U5_V1.0.0\Projects\B-U585I-IOT02A\Applications\BLE\BLE_AT_Client, the serial port prompted this error.TX: ATRX:RX: ERRO...
Can someone who has bought and used the simulation set bought from EEWORLD before answer this question, which model does the REF5025 correspond to specifically? There should be letters after REF5025. ...
HFSS simulation design processNew construction design project
1) Open ANSYS Electronics Desktop 2019 R2. A project Project1 is created by default. Right-click Project1, save and enter the project name...
How can this fully automatic multimeter measure whether the capacitor is broken? I measured the capacitor of an air conditioner 25UF, and the displayed number was 398. I don't understand it. Does anyo...
"PCB Current and Signal Integrity Design" focuses on physical concepts and avoids complex mathematical derivations. It explains the current source of basic circuits, the signal integrity problems caus...
It takes 8-10 hours to charge a car, which is tantamount to treating the charging station as a parking lot. So we can think about it in another direction: Can the parking lot also be used as a chargin...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]