I wrote an SPI program to read MMC cards. The software simulation of SPI reading and writing is normal. The hardware SPI port can send data, but I can't receive data. I don't know why. Below are my so...
When using DS1302 to make something, debug it on the development board first. So the time of 1302 is hard-coded in the code. Read the time repeatedly and then scan the digital tube for display. The di...
[ Author: Anonymous Date: 2006-4-27 14:51:00 Source: Electronic Engineering Times Editor: Roland Hits: 241 ]In analog circuit systems, communications, networks, smart home appliances, etc. have gradua...
Single frame reception is normal, but when receiving multiple frames in separate frames, only the first frame can be received repeatedly. The program is as follows. A static array that is large enough...
The PLC is Omron CPM1A-10CDR-A-V1 and the programmer is PRO01. Input SB1 Total stop 00000 SB2 Start 00001 Thermal protection 00002 Output 1KM Main contactor 01000 2KM Angular contactor 01002 3KM Star ...
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
With the development of vehicle technology, there are more types of cars. Cars are divided into hybrid, pure electric vehicles, and fuel vehicles. For hybrid cars, they are divided into plug-in hyb...[Details]
Charge your electric car for just six minutes and you'll get 1,000 kilometers! This isn't just a scene from a science fiction film, but a reality made possible by Guoxuan High-Tech's Jinshi solid-s...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
Amid the increasing complexity of electronic system power management,
power architecture design
is undergoing a paradigm shift from experience-driven to tool-enabled.
Analog
Devices...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
Fast charging is a method and means of quickly replenishing a vehicle's power. It is the core and most important part of electric vehicles. Speaking of fast charging, everyone is familiar with it. ...[Details]
From smartwatches to portable health and fitness trackers, wearable devices are increasingly transforming every aspect of our daily lives. The desktop computer revolution of the 1980s ushered in an...[Details]
Although everyone has their own unique approach to PLC programming, the ultimate model is the same. This article uses the simple ladder diagram programming method of Mitsubishi PLC as an example to...[Details]