[i=s]This post was last edited by freebsder on 2020-4-7 23:13[/i]Simplification is not simple. Simplification only simplifies the production process of the Linux system, and the target system produced...
From https://www.hackster.io/alankrantas/diy ... p32-413d9eThe microcontroller used is WeMos D1 mini ESP32, which uses ESP32-WROOM.Display is 128x96 0.96 inch SSD1306 OLEDreference programfrom machine...
[b]1. What are bit segments and alias areas? [/b] Do you remember MCS51? MCS51 has bit operations, which are operations with one bit (BIT) as the data object. MCS51 can simply operate the second bit o...
[i=s]This post was last edited by xusiwei1236 on 2022-6-12 17:19[/i]This article will introduce how to use RT-Thread Studio to connect the HPM6750EVKMINI development board to the Internet through the ...
1 IntroductionAt present, the market for high-end dental chair equipment is basically dominated by foreign companies. Generally, they are expensive and the technology is not transferable. As people pa...
The lithium battery provides 3.3V voltage to the circuit system, and has USB charging function and overcharge protection function.USB charging is implemented using the TP4056 chip circuit. The TP4056 ...
In fact, the UART of each MCU is similar. After setting the register, writing data to the buffer can complete the data transmission, and reading the buffer data can receive external data. The followi...[Details]
The lighting industry has relied on incandescent lamps for more than a century, and phase dimmers have become the mainstream of dimming control in the past 50 years. Standard positive phase (or T...[Details]
1 Introduction Barometric pressure measurement is widely used in industrial equipment such as instrumentation, medical and health care, barometers, and altimeters. Choosing sensors with fast speed an...[Details]
Smart home is also called intelligent residence. In layman's terms, it is a networked intelligent home control system that integrates automatic control system, computer network system and network c...[Details]
New energy vehicles refer to vehicles that use unconventional vehicle fuels as their power source (or use conventional vehicle fuels and adopt new vehicle power devices), and integrate advanced techn...[Details]
Abstract: Pulse width modulation PWM is widely used in control systems such as elevators and motors. One of the important reasons is that PWM realizes the digitization of analog control, and the...[Details]
Kitchen
Timer
Designed to count down the set time and emit preliminary and final audible signals at the end of the countdown signal. The time is set by an incremental encoder. The time is d...[Details]
1. Introduction
In industrial automation control systems, the most common application is the combination of PLC and inverter, and a variety of PLC control inverter methods have been produc...[Details]
introduction
When a vehicle is being dynamically weighed, in addition to the actual axle load, the force acting on the platform also includes interference forces caused by many factors, such as v...[Details]
Recently, the Ministry of Finance, the Ministry of Industry and Information Technology, and the Ministry of Transport issued a notice on carrying out a pilot project to fill the gaps in county-leve...[Details]
Introduction With the development of technology, the design and application of embedded systems have had a great impact on people's lives and will gradually change people's future lifestyles. Deve...[Details]
1 Electric vehicle charging equipment For an electric vehicle, the battery charging device is one of the indispensable subsystems. Its function is to convert the power of the power grid into the powe...[Details]
The earliest gain control was analog circuit detection control, but the analog circuit design is relatively cumbersome, and it is difficult to achieve a wide range of gain control. Therefore, with ...[Details]
In this lesson, we will talk about the CPU's working mode (Mode) and state (State) registers. 7 Modes: usr (user mode) sys (system mode) undefined(und) (undefined mode) Supervisor (svc) (Manage...[Details]
Based on the actual situation of digital multimeter damage, this article summarizes the precautions for the use of digital multimeters for beginners to refer to in order to prevent damage to digita...[Details]
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