I am working on a project with relatively simple functions. It mainly transmits a switch signal wirelessly. The distance is very short (within 10 meters). However, because it is on the walking mechani...
[size=14px]The latest RT-Thread has released a universal BootLoader for the STM32 series. Interested friends can use it. I tried it and it is quite convenient. RT-Thread Universal Bootloader has the f...
[size=4] Each electrical device has its rated power. When the rated power is exceeded, it is called overload, and the protection against this state is called overload protection. The protection agains...
(1) The power line is an important way for EMI to enter and exit the circuit. Through the power line, external interference can be transmitted to the internal circuit and affect the RF circuit indicat...
This content is originally created by agitek, a netizen of EEWORLD forum. If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source. Recent...
On January 23, Huawei held its annual online conference with the theme of "Together, Start Again". At the conference, Huawei's Sports and Health Science Laboratory was unveiled for the first ti...[Details]
The simulation results in an electronic clock that can adjust the time. The following is a simulation picture.
The following is the core microcontroller programming:
#include reg5...[Details]
In any actual mobile communication network, the signal transmitted between the base station and the mobile phone or other user equipment (UE) will have serious signal quality degradation problems. T...[Details]
According to reports, on Tuesday local time, Alphabet’s Google disclosed the latest details of the supercomputers it uses to train artificial intelligence models. The company says the systems are fas...[Details]
This paper introduces the design and production of a portable power system with strong versatility and low cost. The system has two power supply modes. It can be powered by an external power supply...[Details]
Pulse compression
The system is widely used in modern radars. It increases the average power of the transmission by transmitting wide pulses to ensure sufficient effective range. When receiving, ...[Details]
This is a very simple FM receiver built on just one transistor. There are no chips or other active components. The output is connected to headphones, if you want to listen to the radio with speaker...[Details]
Recently, Vishay Intertechnology, Inc. announced the launch of a new IHSR high-temperature inductor, the IHSR-2525CZ-5A, which is 7.4 mm x 6.6 mm x 3.0 mm 2525 and meets the AEC-Q200 standard. The ...[Details]
According to foreign media Macrumors, Apple's iOS 14 update has added several new features to the Photos app, including the option to add titles to photos directly on the iPhone, which is somet...[Details]
1. Input/output port GPIO programming 1--(01), one-digit digital tube static display (realized by 74HC595) 1. Pin connection module First, let me introduce the relevant pins of LPC2106~~ Features: In...[Details]
Avnet's MaaXBoard single-board computer is ideal for industrial automation, IoT, AI and multimedia applications. Avnet has launched a low-cost, production-ready MaaXBoard to provide customers with s...[Details]
*/ /* 1. This program does not use any assembly instructions 2. Timer T0 generates an interrupt to switch the process 3. Due to interruption or calling subroutine, PC stack is needed, so PC can be fo...[Details]
At the 2020 Huawei Developer Conference held recently, the EMUI 11 system was officially released. EMUI 11 brings many artistic themes and DIY AOD, and also launches a more comprehensive "Smar...[Details]
Since Apple launched the iPhone with OLED panels, although the screen resolution has been well received by the market, OLEDs mostly rely on Samsung for stable supply, which has affected the gross pro...[Details]
This paper studies and designs a high-speed serial isolated ADC based on a high-speed isolation chip. The digital isolated ADC has a wide bandwidth, small delay, high stability and simple circ...[Details]
RF/Wirelessly
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