[i=s]This post was last edited by qwqwqw2088 on 2018-11-19 09:35[/i] [size=4] IEC60529 is a standard document of the International Electrotechnical Commission on the degree of protection of enclosures...
Is this simple op amp circuit correct? With dual power supplies, the upper one always outputs positive, and the lower one always outputs negative.
I found a circuit board and borrowed the package of t...
Dear ones, who can help me convert these files into component libraries that can be opened by AD software? Because my computer configuration is not good, and I have to install another software, my com...
With the issuance of 5G licenses, major operators are accelerating the deployment of 5G base stations. What changes will 5G base stations have in the future? The concept of 5G indoor base stations has...
How to consider the impact of audio analog signals after being transmitted through a 100m long cable? Has anyone seen similar theoretical analysis? Please recommend...
Can anyone tell me what type of angle sensor this is? Please send me a relevant link. Picture 1 has the rotor. Picture 2 has two wires at the top of the sensor wrapped with a coil. Picture 3 has four ...
OPPO and BYD signed a strategic cooperation agreement to explore new possibilities for the deep integration of mobile phones and automobiles.
The cooperation directions include in...[Details]
Today, OPPO ColorOS’ official Weibo account announced that the new battery life extension technology, Battery Health Engine, will be officially unveiled on February 24 and will be first installe...[Details]
Despite their huge potential, fitness hearables require addressing significant design challenges in three key areas: biometrics, audio processing, and wireless charging.
Power optimizati...[Details]
At the "Debon Securities 2022 Spring Economic and Investment Summit" held recently, Zhu Guangyao, former vice minister of the Ministry of Finance, said that "some people" are trying to divide the glo...[Details]
According to Jiwei.com on December 3, OPPO officially announced today that it will release the OPPO Reno5 series on December 10. It is currently known that there is a model in this series called Reno...[Details]
I bought a TQ2440 experimental board with a 480*272 LCD. The test program provided with the experimental board is for 320x240, and the following is a detailed explanation, and it is changed to 480*27...[Details]
On February 22, blogger @数码闲聊站 revealed that Xiaomi's model equipped with the Dimensity 9000 flagship processor is the Redmi series, with a regular large screen and no small-screen version. T...[Details]
Synopsys Helps Linx Printing Deploy Coverity Static Application Security Testing
Accelerate the implementation of the code "zero defect" strategy
In the highly competitive...[Details]
As the power source of new energy vehicles, the process technology of drive motors is one of the core technologies of many R&D and manufacturing companies. Yida Electric Drive has been deeply engag...[Details]
A groundbreaking ceremony was held for the purification (decoration) plant project for surface acoustic wave filter production of Haining Economic Development Zone Development and Construction Co., L...[Details]
At the Tianfeng Securities Spring Forum Semiconductor Exchange Conference, Saiwei Semiconductor Board Secretary and Deputy General Manager Zhang Abin said that under the background of the COVID-19 ep...[Details]
The AWE held in Shanghai this year has become a grand event for the home appliance industry, and this year is very unusual, that is, the concentrated outbreak of 8K TV products. After all, 4K has bec...[Details]
; Digital tube displays from 0 to 9 ORG 0000H AJMP MAIN ORG 0030H MAIN: MOV R4, #00H ; record the value of the code table MOV DPTR, #TABLE ; send address to DPTR STRAT: MOV A, R4 MOVC A,...[Details]