[font=微软雅黑][size=4][/size][/font] [font=微软雅黑][size=4][b]Li Yubai - Professor[/b][/size][/font] [hr] [font=微软雅黑][size=4] Li Yubai, male, professor, received a bachelor's degree in engineering and a mas...
I was bored today, and I happened to have a small OLED screen. So I used STM32L053R8 to write a display program. First, let me introduce OLED. The full name of OLED is Organic Light-Emitting Diode, an...
Everyone, I want to buy a PDA, the operating system is Wince, with Ethernet interface and secondary development function. Can you recommend one? What kind of PDA do you use? I would like to learn from...
This is my first time drawing a board. I encountered some minor problems. Please help me. The board is based on a 51 single-chip microcomputer. I found that I had missed a resistor after the PCB file ...
I have an AMD LX800 industrial control board, but the manufacturer doesn't provide BSP. I had to download one from eeworld's download channel. After a simple configuration, I debugged it. After loadin...
Problems with the STM32 USB SPEAKER example programIn the USB speaker program of UM0424, the speaker is used as an OUT endpoint, and the data is sent from the PC to the STM32, and the STM32 is used to...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]