I saw the email and was on a business trip in Beijing. I contacted okhxyyo and went directly to EEWORLD to pick it up. Am I the fastest to get it? The editors were very enthusiastic and even invited m...
I saw the nRF24L01 driver in the micropython source code a long time ago, but I never tested it. Yesterday I soldered two modules, modified the GPIO definition, tested the basic communication function...
A 100W wireless power transmission prototype was made before. The primary resonant side adopted full-bridge switch phase shift control. The schematic diagram is shown in the figure.The actual measured...
Receive "SHT31 Smart Gadget" and start testing immediately
The test board I received is a bit like chewing gum. But it is a bit bigger.
After opening the package, you can see that there is a "plastic ...
IoT security himqtt firewall data structure ringbuffer ring bufferWith the popularity of 5G , IoT security is particularly important. himqtt is the first high-performance MQTT IoT firewall with comple...
The Federal Aviation Administration (FAA) said in a statement that it was "aware of the recall of batteries used in some Apple MacBook Pro laptops" and said it had notified major U.S. airlines about ...[Details]
I have been using IAR for several years, from the initial IAR for AVR to IAR for MSP430, and now IAR for arm. Although I cannot say that I am very proficient in it, I am indeed very comfortable with ...[Details]
Some basic knowledge about motors and carbon brushes: In motors, carbon brushes mainly provide excitation power, which is then transmitted to the rotor. So what is the specific relationship between...[Details]
Circuit: P0.0 and P0.1 are connected to an LED respectively. When the output is high level, the LED lights up. P2.0 is connected to a button. Please write a program like this "without delay progra...[Details]
With the help of favorable policies and subsidies, China's power battery industry has achieved certain results, the most outstanding of which is that CATL became the world's power battery sales cha...[Details]
Circuit Function and Advantages The −48 V rail is widely used in wireless base stations and telecommunications equipment. When used in the central office of a network, it can vary from −48 V to ...[Details]
In the process of configuring the s3c-2410 development environment, I set up a shared directory for mounting during development, but various problems always occurred. It took me an entire afternoon t...[Details]
China Energy Storage Network
: In today's digital economy, blockchain technology, as one of the newest and most groundbreaking technologies, has exerted tremendous energy in cross-industry ap...[Details]
From stm32f10x.s, we can see that a lot of interrupt response functions have been defined. This is the interrupt vector table, labeled __Vectors, which indicates the entry address of the interrupt vec...[Details]
There are three types of servo motor control methods: pulse, analog and communication. In different application scenarios, how should we choose the control method of the servo motor?
1. ...[Details]
The relevant registers for UART configuration are as follows (listed in the order in the s3c2440 manual): 1.ULCONn register: linear control register Function: Set parity, stop bit, data bit (5-8 bits...[Details]
Apple Apple is often touted as the clear winner when it comes to mobile security. For example, the fact that we all enter our App Store password when we download software is one of the main differ...[Details]
#include
//Electric vehicle dual closed-loop program, using dual closed-loop method to control the motor to obtain the best zh speed performance, and can
//limit the maximum current of the motor. T...[Details]
Overview
The battery management system (BMS) is a control system that protects the safe use of power batteries. It monitors the battery's usage status at all times, alleviates the inconsistenc...[Details]
MicroPython Open Source section
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