Retail businesses of all types—from grocery stores to hardware and consumer electronics stores—are rapidly adopting electronic shelf labels, which retailers place on retail shelves to update product i...
The error output PIN FAULT_B of this IC is an open drain output. Does anyone know what Hiz means? I searched the entire manual and there is no explanation....
When researching ESP32-S2-Saola-1, I found that Essence has launched a new NODEMCU-32-S2 development board, which has similar functions, but the price is more than half cheaper. The ESP32-S2-Saola-1 i...
[align=left]Let's start with Bruce Lee. His signature move of half-squatting with arms outstretched after a kick with a "Yo-ho" has been imitated by countless people around the world. But we know that...
Scrapy can collect data directly through HTTP requests. The scrapy crawler framework does not provide page js rendering services, so we cannot get information, so we need a rendering engine to provide...
[i=s]This post was last edited by qwqwqw2088 on 2021-5-6 08:19[/i]When I first started using desktop computers, I took them apart and looked at the complex motherboards filled with various slots, chip...
The 500kt/a methanol system of Henan Coal and Chemical Industry Group Zhongyuan Dahua Company adopts Shell pulverized coal gasification technology to produce raw gas. The medium-pressure steam outlet ...[Details]
In the single-chip microcomputer system, the dynamic scanning display interface is one of the most widely used display methods in the single-chip microcomputer. Its interface circuit connects the sam...[Details]
Designing
Sensors
Signal conditioning electronics and the associated calibration algorithms is not an easy and time-consuming task. Using a hardware sensor simulator can significantly red...[Details]
At yesterday's Huawei Connect Conference, Zhang Pingan, President of Huawei Consumer Business Cloud Service, delivered a keynote speech. He introduced that in the HMS ecosystem, Huawei has opened u...[Details]
Compare the five mainstream industrial Ethernet protocols (Ethernet/IP, PROFINET, POWERLINK, EtherCAT, SERCOSIII) based on technology, real-time, standardization status and market strategic conside...[Details]
After disabling all interrupts, we need to disable MMU and CACHE. Because at this time, the environment is still being initialized, and these two things are not needed. So we need to disable them all...[Details]
Abstract: In view of the shortcomings of master-slave communication in single-chip multi-computer systems, the use of CAN controllers to implement peer-to-peer communication in single-chip multi...[Details]
1. Project Background
The flight information display (abbreviated as: flight information display) system is one of the important ways for airport terminals to provide flight information to pas...[Details]
Refer to Chapter 10 "PWM Timer" in the S3C2440 data sheet Overview The S3C2440A has five 16-bit timers. Timers 0, 1, 2, and 3 have pulse width modulation (PWM) functions. Timer 4 is an internal tim...[Details]
Network Analyzer Block Diagram Figure 1 shows the internal block diagram of a network analyzer. To complete the transmission/reflection characteristic test of the device under test, the network analy...[Details]
The LPC1788 has 3 independent oscillators. They are the main oscillator, the internal RC oscillator, and the RTC oscillator. After reset, the LPC1788 will run with the internal RC oscillator until it...[Details]
Samsung announced the launch of The Wall Luxury TV. The Wall Luxury is the latest version of Samsung's MicroLED-based scalable TV technology. It starts at a minimum of 73 inches and 1080p resolution,...[Details]
Temperature detection sensor elements are devices used to measure temperature and are widely used in industry, medical treatment, scientific research and other fields. This article will introduce i...[Details]
RF/Wirelessly
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