1. MFRC522 is a highly integrated contactless (13.56MHz) card reader/writer chip. This transmitter module uses the principles of modulation and demodulation and fully integrates them into various cont...
Functional Description This project includes two buttons and a 4-digit digital tube display, which together realize a 24-second countdown of , and have the functions of pausing and re-counting. The sp...
[align=center][/align] I often see UP hosts recommending "White Snake" on Bilibili. I watched it today and thought it was really good. I rarely recommend movies to others, but today I recommend it. I ...
It is required to be able to output 1-5Hz square wave, triangle wave and sine wave signals. The frequency of the output signal can be adjusted from 1-5Hz, and the frequency of the current signal is di...
Writing C programs in a certain style can help the C compiler generate faster ARM code. Here are some key points related to performance: 640?wx_fmt=png&wxfrom=5&wx_lazy=1 1. Use signed and unsigned in...
I am a novice. I have read many posts recently and understand why BUCK needs floating ground driver. But it is strange that when simulating with Multisim and Saber, the simulation is successful withou...
Application of real-time oscilloscope in time domain testing of new generation optical interfaces Introduction: When talking about the time domain index test of optical interface, engineers always ...[Details]
The HMO2024 oscilloscope has 200MHz, 350MHz, 500MHz and 1GHz bandwidth, and can provide up to 5Gs/s sampling rate and 20M sample point storage depth. Therefore, even for long signal sequences, it can...[Details]
1. The composition principle, exchange method and scope of application of data communication
1. The composition principle of data communication
DTE is a data terminal. There are two types of dat...[Details]
Introduction
In industrial production, real-time temperature monitoring is often required. Although short-distance monitoring can be achieved using serial communication standards such as RS232 and R...[Details]
The installation position of the split electromagnetic flowmeter should be far away from industrial electromagnetic interference sources, such as high-power motors, transformers, etc. Otherwise, the s...[Details]
On July 10, the groundbreaking ceremony for the new energy storage lithium-ion battery project invested and constructed by Xuzhou Xinlingjia New Energy Co., Ltd. was held. The project has a total i...[Details]
Huawei promoted it first, and Tesla’s “face-slapping” test came later. Even though the LiDAR industry will not take off at this stage, those who use LiDAR for autonomous driving are definitely not fo...[Details]
1. Explanation of some common English abbreviations in ARM
MSB: Most Significant Bit;
LSB: Least Significant Bit;
AHB: Advanced High-Performance Bus;
VPB: VLSI Peripheral Bus that connects on-chip...[Details]
The timer of STM32 is a powerful module. The frequency of timer is also very high. The timer can do some basic timing, PWM output or input capture function. From the system framework diagram, there ar...[Details]
Introduction
Accelerometers have always been an important component in acceleration testing. With the increasing application of micro-accelerometers, data signal acquisition and storage of micr...[Details]
Sina Digital News reported on the afternoon of October 22 that Huawei held the HDC Developer Conference today to update its HarmonyOS Hongmeng system. Huawei announced that the HarmonyOS 3 deve...[Details]
1 Introduction
Due to
the limitation of voltage capacity
of power electronic
devices, traditional two-level inverters usually use the "high-low-high" method to step down and ...[Details]
Ethernet has been widely used in industrial and computing networks for decades, but is now increasingly being deployed in automotive applications, replacing legacy networks such as controller area ...[Details]
Earlier this year, the Bluetooth SIG announced the launch of a revolutionary new standard for Bluetooth audio, LE Audio. The new Bluetooth LE Audio standard has the following four features: it provi...[Details]
RF/Wirelessly
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