There was a astronaut watch face that was very popular before, so I implemented it on the STM32 microcontroller and SSD1306 display.The effect is shown in the following video:The implementation princi...
Today I received a power supply PCB board sent by eric_wang. This is a gift I got by participating in the LPC800 board sharing event. Original activity address: [url=https://bbs.eeworld.com.cn/thread-...
UART (Universal Asynchronous Receiver/Transmitter) is a universal asynchronous receiver/transmitter, which works at the data link layer and includes RS-232, RS-422, and RS-485 serial communications. I...
USB power supply device power management has always been one of the main links in the design and maintenance of electronic products. In the past, if users wanted to know the power supply status, they ...
I am working on an industrial control project recently . The main purpose is to control the motor to rotate forward and reverse within a certain period of time. However, there is an algorithm in it, w...
What is the best way to intercept text messages in wince 5.0 and 6.0? The machines I use for 5.0 and 6.0 do not have cemapi.dll, so the cemapi method does not work. mapirule is also based on cemapi, a...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
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