1. Introduction
I have come into contact with Hongmeng before, but I didn't know much about it at that time. Now Hongmeng has become powerful, and there are more tutorials. I feel that I can get start...
Universal forum friend:
1. Have you ever seen that during the use of AD9, some device pins in the schematic diagram occasionally appear to be floating when not in use, and when updating the PCB, it re...
[i=s]This post was last edited by qwqwqw2088 on 2020-5-11 11:40[/i]1. Component placement TheClass D amplifier generates PWM pulses, the speaker terminals are bridge-tied load configuration, and the s...
[i=s]This post was last edited by zjqmyron on 2019-12-2 09:33[/i]How is the 4-20mA output circuit of pressure sensor and temperature sensor usually implemented?How competitive is this GP8102 solution?...
I used LM3409 to make two LED constant current drivers. I drew the circuit diagram based on the parameters of the evaluation board provided by the official website. The PCB layout is different from th...
How to draw a program design flowchart? When using computer language or high-level language to write a program, we need to draw a flowchart first, and then implement the corresponding functions by wri...
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]
Jiwei.com reported on April 9 that Xiaomi's MIUI official Weibo released a summary of the "MIUI Manager Online" column today, answering many questions that users are concerned about, such as system s...[Details]
Shanghai, China – April 14, 2021 – Today, TE Connectivity (hereinafter referred to as “TE”) appeared at the 2021 Munich Shanghai Electronics Show (TE booth: N5-5306) with the theme of “Technology int...[Details]
Today, advanced single-band GNSS receivers are able to meet the high accuracy requirements of V2X, ADAS, and autonomous driving in open sky conditions. To provide reliable services in all environment...[Details]
Active computer speakers sold on the market are large in size, have a single function, and cost more than 100 yuan. Active speakers on computers do not have high requirements for sound quality and are...[Details]
On November 18, in Shanghai, Sichang Communications and Mingyi Technology jointly released the locally developed Wi-Fi 6 AX3000 AP routing chip set solution, which is expected to be introduced to c...[Details]
This paper discusses in detail the problems existing in the protection of the main transformer of the generator, which mainly include three aspects: imperfect protection design, defective relay princ...[Details]
On August 28, Zhonghuan Semiconductor Co., Ltd. released its 2020 semi-annual report. In the first half of this year, Zhonghuan Semiconductor Co., Ltd. achieved a total operating income of 864,417.62...[Details]
1. The important role of black box testing in the rapid application development (rad) environment
Software testing methods are generally divided into two types: white box testing and black box test...[Details]
Recently, Nezha Automobile officially announced that the S-EDS "three-in-one" high-performance integrated electric axle jointly created with SAIC Transmission has officially rolled off the production...[Details]
When you think of making electronic measurements, you immediately think of acquisition instruments, which are usually an oscilloscope or a logic analyzer. However, these tools are only useful when th...[Details]
A lot of software is built on reusable open source components. While the efficiency gains and cost savings of code reuse are clear, companies rarely regularly check open source code for potential sec...[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]
uchar code KEY_TABLE = { 0x77,0xB7,0xD7,0xE7 0x7B,0xBB,0xDB,0xEB 0x7D,0xBD,0xDD,0xED 0x7E,0xBE,0xDE,0xEE }; //The upper four bits are the columns, the lower four bits are the rows ucha...[Details]
Silicon carbide has excellent electrical properties such as high voltage resistance, high temperature resistance, high frequency, and radiation resistance. It breaks through the physical limitation...[Details]
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