Recently, when I was learning about decoupling, I saw two equivalent circuits of capacitors. Although both models are based on their structure, materials and production processes, there are still some...
[i=s]This post was last edited by Tongxin Laosou on 2019-1-12 17:20[/i] [img=110,0]https://en.eeworld.com/bbs/forum.php?mod=image&aid=398287&size=300x300&key=e4f335879a669ce2&nocache=yes&type=fixnone[...
I found a simple circuit for detecting mobile phones. It seems that the author built it with a breadboard.Its principle is that mobile phones usually send and receive signals in the frequency range of...
The factory chooses a better detection device. The factory equipment has very complete detection. Of course, when choosing series resonance, you also need to understand how to distinguish the quality ...
The improved program (which can be regarded as an early Christmas gift for everyone) has added functions such as snow accumulation, automatic elimination, and color overlay, which has better effects. ...
Wireless charging of electric vehicles is not far away. Mass-produced models will be equipped with this technology in the next two years. Of course, its efficiency cannot replace charging piles at...[Details]
Probing techniques are very important for high-quality oscilloscope measurements. Probes are usually the first link in the oscilloscope measurement chain. If the probe performance is insufficient, di...[Details]
On May 8, Anhui Province’s fifth batch of mobilization meetings for the implementation of the “Six Stability” policies and the concentrated start of construction of Hefei Economic Development Zone’s ...[Details]
At present, although there are not many choices of foldable screen smartphones, the competition in this field is becoming increasingly fierce. As the leader, Samsung is still confident of maintaining...[Details]
The LPC11C14 (Cortex-M0) microcontroller uses the NVIC (Nested Vectored Interrupt Controller) interrupt controller The NVIC interrupt controller has the following features: NVIC is an integrated ...[Details]
1. Memory interface concept GPIO and protocol interface: When we configure GPIO or protocol interface (uart I2C bus), the CPU does not care about these interfaces, it just operates these registers. T...[Details]
Recently, the California Public Utilities Commission (CPUC) approved Waymo's expansion request, allowing them to operate on Los Angeles, the San Francisco Peninsula and San Francisco highways, and ...[Details]
At 14:00 this afternoon, realme will hold a new product launch conference to officially launch the trendy e-sports flagship - realme GT Neo3. The official has already preheated the realme GT ...[Details]
In recent years, the fast charging technology of major mobile phone manufacturers has been developing faster and faster, and OnePlus is no exception. Its upcoming new phone, OnePlus 8T, supports 65W ...[Details]
What is the difference between transistors and MOS tubes when used as switches in circuit design? Working properties: 1. The transistor is controlled by current, while the MOS tube is controlled by v...[Details]
Recently, Wuhan Huaxing Optoelectronics Technology Co., Ltd. revealed that after three years of R&D and capacity ramp-up, the world's largest sixth-generation LTPS (low-temperature polycrystalline si...[Details]
1>> ARM data types
ARM processors support 6 data types; 8-bit signed and unsigned bytes. (char, unsigned char)
16-bit signed and unsigned halfwords, which are aligned on 2-byte boundaries. (short ...[Details]
A quick introduction to STM32 interrupts and nested NVIC.
I also learned it by reading this book:
Cortex-M3 Definitive Guide
by Joseph Yiu
Translated by Song Yan
It’s actually very simple.
//CM3...[Details]
Introduction: Aiming at the problem of insufficient torque and driving power of two coaxial stepper motors, an innovative design method for coaxial connection and driving of multiple stepper motors i...[Details]
The entire construction team of the Rongke Energy Storage Equipment Manufacturing Project is working hard to seize the critical window period and sprint to the fourth quarter, laying a solid foundatio...[Details]
Analog electronics
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