1. Interrupt-related conceptsInterrupt process-----------------------------------You are playing chess, and suddenly the phone rings. You go back to the room to answer the phone, and thencome back to ...
The reason why the display detector of the spectrum analyzer is introduced is that in applications such as broadband signal power testing, power spectrum density testing, and phase noise testing, ther...
[i=s]This post was last edited by roc2 on 2019-10-6 11:02[/i]1. Overview
HTTP web server is a common function of ESP8266. Here we use the ZeroZhi open source platform to demonstrate this example.
2. S...
The FOC vacuum cleaner development kit is a low-voltage sensorless FOC development board developed using CMS32M5733. It supports sensorless FOC and single resistor control, and has fast startup, smoot...
1. If the MCU has a serial port peripheral, plus a level conversion chip, such as MAX232, SP3485, it is an RS232 and RS485 interface.2. RS485 uses differential signal negative logic, +2~+6V represents...
“I live in various places, where is a good place to meet up with friends?” “I want to go shopping in a newly opened shopping mall, but also want to fill up on gas on the way, how should I arrange a r...[Details]
0 Introduction In the design and construction of communication systems, communication power supply is called the heart of the communication system. The power supply system will directly affect th...[Details]
As an audio amplifier, s8550 is used in electronic products such as radio recorders and electric toys. Transistor 8550 is a commonly used ordinary transistor. It is a low voltage, high current, sma...[Details]
2. Experiment of displaying 00 to 99 in two-digit digital tubes
Now let's use the two digital tubes on the experiment board to do an experiment to display the numbers 00 to 99 in a loop. First, c...[Details]
You may have always thought that your digital multimeter (DMM) was trustworthy. The bad news is that it can sometimes surprise you with measurement errors. The good news is that there are some practi...[Details]
Recently, JinkoSolar successfully delivered two Blue Whale large-scale liquid-cooled energy storage systems to Zhejiang Chuangxing Intelligent Electromechanical Co., Ltd., with a project capacity o...[Details]
How battery management electronics enhance battery safety
The battery management unit (BMU) based on impedance tracking technology monitors cell impedance and voltage imbalance through...[Details]
I have been studying 51 MCU for nearly two years. Recently, I summarized my study of 51 MCU. In addition, I signed up for the Blue Bridge Cup MCU competition in March next year, which can be regarded...[Details]
zlg7289 application circuit diagram: zlg7289 information: Application of zlg7289 matrix keyboard: Source program: /*The function implemented by this program is to display the value of the key...[Details]
AWU——Reduced RTC in STM8 Today, I used STM8L001 to conduct a similar experiment of waking up the MCU from stop mode with RTC timing. For some reason, some chips in the STM8S series (I didn't check th...[Details]
Power consumption measurement is an indispensable and important test content for IoT devices. How to accurately measure micro-ampere and nano-ampere level tiny current signals in a closed current loo...[Details]
S3C2440 external interrupt operation When debugging the 2440 external interrupt in the past two days, I debugged it through jlink, but I couldn't get the interrupt. Because I have learned from many p...[Details]
background Traditional medical equipment is generally bulky and expensive, and needs to be placed in hospital laboratories, and can only be operated by specialized technicians. However, with the ...[Details]
Devices feature peak output currents up to 4 A, operation up to +125 °C, and propagation delays as low as 200 ns
MALVERN, Pennsylvania, USA, Shanghai, China — October 24, 2024 — Vish...[Details]