fromkeys assigns the same value to all key values (if no content is specified, the default value is none). You cannot modify the content of the original dictionary key value through fromkeys. It recre...
This watch looks relatively new, but it has a problem. I tried to fix it but failed, so I took it apart to show you.This meter supports 2-way thermocouple input, 4600 data records, and USB/RS232 commu...
Product IntroductionR5 is a high-performance Linux core board based on Allwinner R528-S3A dual-core processor developed by our company. It can be widely used in smart home, industrial display, voice c...
I drew a few PCBs some time ago, and some of the board connectors needed to have mounting holes drilled.I have been using the AD14 version of the software before, and I changed my computer after the s...
[size=4][color=#000000][backcolor=white] In many wireless IoT devices, such as wearable electronics and battery-powered or self-powered sensors, it is critical to keep power consumption to a minimum. ...
According to foreign media reports, Japanese automaker Nissan announced that it will convert the charging interface of its electric vehicles from the Combined Charging System (CSS) to Tesla's North A...[Details]
This is my first time to use ARM bare metal debugging. I’m going to record this here for reference by people who encounter the same problem. First, you need to download the corresponding Samsung ke...[Details]
Recently, the Tianjin Municipal Bureau of Industry and Information Technology, the Municipal Cyberspace Administration, the Municipal Development and Reform Commission, the Municipal Science and Te...[Details]
On June 14, a lecture themed "Unlocking the Safety Performance of Qiantu Automobile Batteries" was held at Qiantu Station in Sanlitun, Beijing. In response to the power battery safety issue that cons...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
As environmental and energy issues become increasingly severe, electric vehicles and hybrid electric vehicles (EV/HEV) have become the focus of attention in today's world. The battery is the power li...[Details]
It should be at least 10 years, and mosquito repellents have gone from having no performance to competing on appearance. Blind consumption has made it upgrade, and clever "imitation" has made somethi...[Details]
Intel's 80196KC series microcontrollers have a large number of users in China. The main C compiler manufacturers that support 80196KC are Taxing and IAR. However, there are more users in China who ...[Details]
In 2017, starting from the successful operation of the company's first blue sky project Tiexi demonstration project (300,000 square meters), Shenyang Hengjiu Antai Technology Co., Ltd., as the first d...[Details]
4. Debugging of BSP package code
4.1. Create a simple task and run it
In order to prove that the created BSP can work properly, we build a simplest IAR project here, as shown in Figure 9, whi...[Details]
ams-OSRAM SFH 7018 enables wearable devices to achieve high-quality heart rate and blood oxygen measurements Compared with the previous generation product, the new SFH 7018 red/green/infrared ...[Details]
As the size of the instrument becomes smaller, we found an interesting phenomenon. Many medical devices that used to be very large have now become very small and thin. Just like the original B-ultraso...[Details]
An LED can be made into a strobe light, a straight line of LEDs can be made into a revolving lantern, and a square LED can form a dot matrix. Based on this rule, can a three-dimensional LED be made? ...[Details]
Introduction
Low power consumption is a key feature that embedded electronic products must have. With the rapid development and improvement of hardware technology, it is difficult to make...[Details]
1. s3c6410 SD boot principle
s3c6410 supports Nand Flash local booting of Linux, including kernel, root file system, and bootloader are all written in Nand Flash. This allows independent...[Details]