[i=s]This post was last edited by Beifang on 2021-12-21 16:22[/i]1. After several rounds of testing, it is basically confirmed that there is a problem with this module. If it is not a problem with the...
On the afternoon of January 8, 360 Chairman and CEO Zhou Hongyi revealed in his circle of friends that this year 360 will set up a special prize of "free layoff coupons".
The picture Zhou Hongyi po...
[i=s]This post was last edited by oxygen_sh on 2022-1-13 21:52[/i]1. First impression of the development board
Development board components: development board, antenna, mobile data card2. Development ...
[i=s]This post was last edited by wenyangzeng on 2022-9-14 20:55[/i][ Jihai APM32E103VET6S development board] Evaluation 3 , TFT LCDThis evaluation uses the APM32E103VET6D SPI2 to drive a 320×240 TFT ...
First, let's briefly introduce the camera OV7670 used. OV7670 is a 1/6-inch CMOS VGA image sensor produced by OV (OmniVision). The sensor is small in size and low in operating voltage, and provides al...
[font=宋体][size=4] There is less than a month left before the Spring Festival. Since 2016, I have been recording my year-end summary every year. [/size][/font][font=宋体][size=4] 2018 is a year of progre...
I. Overview The measurement of DC resistance of power transformer winding is one of the important items in its test. It is an important data for determining short-circuit loss. Through the measu...[Details]
Learning microcontrollers requires writing a lot of code manually. Generally, the amount of code for just learning 51 microcontrollers will not be too much. You need to have a certain knowledge of C ...[Details]
After the model is built, the coefficients of the 16th-order FIR digital filter need to be determined. Here, the FDATool filter design tool in Matlab is used to determine the filter index:
(1) De...[Details]
Dialog Semiconductor, a leading supplier of highly integrated power management, AC/DC power conversion, charging and Bluetooth low energy technologies, has announced that Samsung has adopted Dialog’s...[Details]
1. Failure mode:
The failure position numbers of hand-inserted
LEDs
with the same structure in the product
are randomly distributed, and the LEDs with a high failure rate are concentrat...[Details]
1. Electrical Testing
During the production process
of PCB
boards, it is inevitable that external factors will cause electrical defects such as short circuits, open circuits and leakage....[Details]
Beijing, May 7, 2024 -
The Bluetooth Special Interest Group (SIG), the industry association responsible for regulating Bluetooth technology, released its annual report "Bluetooth Market Update ...[Details]
By Anil Gupta, Technology Director, Winbond Electronics Americas Recently, the BMW Group announced that it will carry out OTA (Over-The-Air Technology) upgrades on more than 750,000 vehicles wor...[Details]
On December 19, Redmi K30 product manager and Redmi ID designer @画东画西MI revealed the Redmi K30 Pro for the first time when interacting with Mi fans. A Mi fan asked a question, hoping that the...[Details]
This paper uses Microchip's high-speed PWM series device MCP1631HV to design a smart charger that can coexist with multiple charging algorithms, can be flexibly configured by users, and can meet the n...[Details]
Kyocera Crystal Devices Co., Ltd., a wholly owned subsidiary of Kyocera Corporation (hereinafter referred to as "Kyocera") and a developer and manufacturer of crystal components, has successfully d...[Details]
There are many structural forms and classification methods for stepper motors. Generally, they are divided into three types according to the excitation method: reluctance type, permanent magnet typ...[Details]
When measuring the phase difference, if you want to measure accurately, you need to perform delay calibration between channels and delay calibration between probes. The ZDS2022 oscilloscope has an au...[Details]
Food companies that want to reduce setup and downtime can achieve this through the use of connectors. HARTING has developed the Han® F+B series for this purpose. The series is designed to achieve str...[Details]
Find X8 Pro will be equipped with the industry's only dual periscope telephoto lens and the first inverted periscope camera.
The Find X8 series is the first to be equipped with AI ...[Details]
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