After graduating from school, I basically stay away from home, and I only spend about ten days at home every year. It has been more than ten years since I spent the Lantern Festival at home. How about...
[i=s]This post was last edited by lingxin_yuhe on 2022-8-24 10:29[/i]Preface: I have built the VScode+idf development environment. Later, I want to make a small demo of real-time time and weather disp...
I want to ask you experts, how to effectively debug the notch filter? No matter how I change the resistors and capacitors, I can't debug the center frequency and bandwidth to the right level....
How to prevent overvoltage?#HF RFID for 13.56MHz band: HF RFID reader#Equivalent circuit of HF RFID reader: The effect of RFID tag coupling is modeled by the series impedance Z'T....
EVAL-M3-TS6-665PN evaluation board circuit structure and featuresThe following summary is sourced from relevant public technical manuals of Infineon Technologies.As shown in the figure above, the main...
I need help from all the experts. I have this 51 series, but there is no hardware interrupt. I want to realize that when my sensor signal disappears, my contactor is powered on for 2S and then powered...
Abstract: This paper introduces the working principle of an I2C control IP and its programmable registers in detail, and gives an application example of this IP in CMOS digital imaging. This exampl...[Details]
You can divide most waves into the following categories: ■Sine wave ■Square wave and rectangular wave ■Sawtooth wave and triangle wave ■Step and pulse shapes ■Periodic and non-periodic signals ■Synch...[Details]
The peripheral resources corresponding to different types of microcontrollers need to find the corresponding microcontroller data sheet, such as the STM32F103ZET6 data sheet and the STM32F103C8T6 dat...[Details]
September 27, 2022,
China – STMicroelectronics’ L4985A/B and L4986A/B power factor correction (PFC) boost converters integrate an 800V startup circuit and ST’s proprietary practical auxiliary f...[Details]
This article mainly introduces the basic knowledge related to MCU chip decryption: MCU counter and MCU timer.
1. Introduction of the concept of counting
Before introducing the microcontroller...[Details]
In the selection of electronic components, attention should be paid to quality control, overall consideration, scientific selection, simplified design, reasonable use of component performance paramet...[Details]
The electricity generated by solar panels is direct current, which must be converted from direct current to alternating current before it can be connected to the power grid or load. Photovoltaic in...[Details]
On March 16, Debao County held a groundbreaking ceremony for the Debao County Sodium Ion Energy Storage and Supporting Equipment Manufacturing Base Construction Project. County Party Secretary Lu Lanb...[Details]
Low power, isolated power supplies are useful for industrial sensors, such as for simple loop alarms. When a 50/60Hz transformer is used for power as low as 0.25VA, this is overkill when only a few...[Details]
The waveform measured by electrodes from the human body surface and displayed after amplification is called an electrocardiogram (ECG). Clinically, ECG is one of the main bases for doctors to diagnose...[Details]
As long as you are engaged in power supply design, you must use the help of an oscilloscope. An oscilloscope can convert invisible electrical signals into visible ripples and display them. However, ...[Details]
In the domestic capital market, the New Third Board has never had a clear positioning. Due to the large number of New Third Board companies, but the market transactions are not active, the value of m...[Details]
According to news on November 20, foreign media IAM reported that Nokia recently filed a lawsuit against OPPO in the Delhi High Court in India. It is reported that Nokia seeks an injunction to preven...[Details]
The motion mode of ABB industrial robots is one of the key factors in their ability to perform tasks on automated production lines. This article will detail the various motion modes of ABB industri...[Details]
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