I have configured DMA and UART. There is no problem in sending and receiving in non-DMA mode, and both TX and RX interrupts can be entered. Later, I changed to DMA mode and there was no response. The ...
Traditional maintenance is generally preventive or corrective maintenance, which usually accounts for a large part of production costs. Now, using IIoT (Industrial Internet of Things) to monitor the h...
Hi3861 is a 2.4G WiFi SoC chip, so the WiFi function must be tested.At least 4 of the examples have WiFi function. This test selected the D4 TCP server example. Enter the D4_iot_tcp_server directory a...
There should be many people who are into Bluetooth who have used Nordic's Bluetooth chips. Just yesterday, Nordic released a dual-band WIFI chip. Do you think this WIFI chip will be widely used like t...
The emergence of electronic access control systems not only enables the function of monitoring illegal intruders, but also introduces a new concept to the term "key", that is, it is no longer just ...[Details]
Preface: Machine Vision (MV) is a rapidly developing branch of artificial intelligence. With the rise of artificial intelligence technology and the improvement of edge device computing power, the a...[Details]
Available at 6.2 GHz right out of the box, the i9-14900KS processor delivers outstanding performance for desktop enthusiasts. Today, Intel announced full specifications and availability information...[Details]
The TDK ICP-101 xx pressure sensor series is based on MEMS capacitive technology, providing ultra-low noise at the lowest power, with industry-leading relative accuracy, sensor throughput, and temper...[Details]
China Energy Storage Network News:
In order to adapt to the new situation of power market reform, further standardize the information disclosure of the power market in Central China, streng...[Details]
//This subroutine is for 74HC595 to send characters. This program sends the lowest bit first!
//The clock pin of chip 74HC595 is pin 11
//The data pin of chip 74HC595 is pin 14
//The la...[Details]
sequence The previous articles "arm64" and "arm32" have introduced some basic knowledge of arm and aarch64 optimization. This article focuses on the points that are easy to confuse or need attention ...[Details]
introduction The smart home system consists of a main controller and node modules. The main controller has an RS-485 interface based on ARM LPC2364 and MAX3088, which can connect up to 256 device nod...[Details]
According to foreign media reports, automotive vision technology company Foresight Autonomous Holdings Ltd announced that its wholly owned subsidiary Eye-Net Mobile Ltd has developed a cellular netwo...[Details]
The design of the cooling technology for communication switch power supply must first meet the various technical performance requirements of the industry. In order to better adapt to the special en...[Details]
The importance of in-vehicle Serdes chips
In the era of intelligent driving, especially with the popularization of assisted driving/autonomous driving, environmental perception has become an e...[Details]
Today, Qualcomm held the 2019 Snapdragon Summit in Hawaii, USA. At the conference, Qualcomm announced the second-generation 3D sonic display fingerprint sensor, called 3D Sonic Max. It is reported ...[Details]
The best motor is the one that meets the application requirements. However, while both servo motors and stepper motors meet the basic requirements of positioning applications, it is important to ha...[Details]
Mitsubishi PLC (Programmable Logic Controller) is a control device widely used in the field of industrial automation. It has the characteristics of flexible programming, powerful functions, high re...[Details]
Analog electronics
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