I recently got the Red Dragon 429 development board and wanted to use a 7-inch touch screen. However, I found that the LCD connector on the development board is an RGB module and directly drives the L...
I wrote a program about MMA7455. The information said that it needs to be calibrated before the first use. Before calibration, the raw data should be measured first. So I measured the values of regist...
Does WinCE 4.2 keep scanning the interrupt flag in a loop, or does it generate a hardware interrupt and then jump to the corresponding position in the interrupt vector table, and then call the interru...
1. Advantages of broadband technologyUltra-wideband technology, as one of the technologies of wireless personal area network, has many characteristics. First, it improves the utilization rate of the f...
[i=s]This post was last edited by dontium on 2015-1-23 11:21[/i][align=left][color=#000000]Frequently Asked Questions about ADS1298[/color][/align][align=left][color=#000000]1. Q: I want to use the AD...
Can that friend help me? I want to use a 32-bit single-chip microcomputer to control 14 relays. The relays are 12 volts. The mobile phone or tablet sends the Bluetooth signal, and the Bluetooth receiv...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[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]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
stm32/stm8
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