Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
[i=s]This post was last edited by elec32156 on 2020-6-28 16:41[/i]I would like to ask about the electrostatic protection of the device. The device is connected to 220V AC power. There is a 220V to 24V...
1. About WIFI DFS
DFS (Dynamic Frequency Selection) is a concept that only applies to products with 5G frequency bands, such as 802.11a and 802.11ax standards. DFS is a function that enables wireless ...
Should the external ADC not use the same power supply as the microcontroller?
If it is the same power supply, do GND and AGND need two 0R resistors directly?...
[i=s]This post was last edited by qwqwqw2088 on 2019-5-5 08:35[/i] [size=4]1. Common low-pass filter circuits[/size] [align=center][/align] [align=center][/align] [align=center][/align]...
IoT Moment: When Intelligence is No Longer Intelligent : https://training.eeworld.com.cn/course/5082In Qorvo's latest "IoT Minute," Cees Links explores why the word "smart" can mean a lot when describ...
[i=s]This post was last edited by fukuxi on 2022-5-3 13:20[/i]I dismantled a forehead thermometer that couldn't measure temperature accurately , took out the temperature sensor, and made a small modul...
With the reform and opening up and the continuous improvement of science and technology, the construction of information infrastructure is an integral part of government units, and the construction...[Details]
TSMC President Wei Zhejia said that 4nm trial production will start as scheduled this quarter, and terminal applications include smartphones and high-performance computing (HPC). In fact, before th...[Details]
The calibrated ATmega88 on-chip RC oscillator provides a fixed 8.0 MHz clock. This is the nominal value at 3V, 25°C. The CKDIV8 fuse is programmed when the device is shipped from the factory. See P31...[Details]
According to DRAMeXchange, a semiconductor research center of TrendForce, Yangtze Memory Technologies Co., Ltd., a NAND Flash manufacturer under Tsinghua Unigroup, will officially start mass producti...[Details]
1 Overview
With the advancement of the global green energy plan, electric vehicles and electric cars have developed rapidly, and this development momentum has a trend of continued rise. In Cal...[Details]
Power Integrations (Nasdaq: POWI), a leading company in the field of high-efficiency power conversion with high-voltage integrated circuits, has announced a new switching power supply IC product - Li...[Details]
1. Passive buzzer and active buzzer The active buzzer contains an oscillation source and will make a sound as long as it is powered on, but the frequency is fixed and the tone is single; the passiv...[Details]
environment Python：2.7.13 Development board: TQ2440 Toolchain: arm-none-linux-gnueabi-gcc 4.8.3 Overview Python3 has been ported to TQ2440 before. Now we will port Python2, which is basical...[Details]
(China | Shanghai) June 14, 2023 - During the first exhibition of Embedded World China, IAR, a global leader in embedded development software and services, and HPMicro, a leading domestic high-per...[Details]
Principle analysis: The signal processing circuit with zero adjustment and full-scale adjustment functions is an AC voltage measuring head. IN+, IN-AC voltage terminals (no positive or negative);...[Details]
Compal benefits from the improvement of product mix, and foreign investors are optimistic that gross profit margin performance will improve significantly in the second half of the year. This quarter'...[Details]
Function: Through an adjustable resistor, adjust the input voltage of the AD conversion module 0808. The ADC module converts the input analog voltage into a digital voltage and sends it to the P1 por...[Details]
Reason: Driver version Download zading from this URL: https://zadig.akeo.ie/ option - list all devices Select mkii Change the driver to libusb-win32 (1.2.6.0), click Replace Driver, and you ...[Details]
1 Introduction
As modern industrial society gradually transitions to intelligent society, embedded systems play an important role in modern economic life. In order to make good products, it is ...[Details]
0 Introduction
A wireless sensor network is a type of RGS system (remote ground sensor system). It is a detection system that uses multiple sensors as comprehensive intelligence collection...[Details]
Power technology
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