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 recently built a lorawan gateway using a Raspberry Pi 3B+. When running the test, I found that the gateway could not receive data from the lorawan terminal after running for a while. I searched for ...
Popular indoor positioning technologies include WIFI, Bluetooth, RFID, and UWB. All of these technologies require the deployment of positioning base stations. WIFI requires the deployment of APs, Blue...
The firmware for the NUCLEO_L073RZ and NUCLEO_L452RE development boards has been added to the firmware repository on github (and also updated on Mayun), and you can use the onboard STLink to download ...
Now a certain PCB prototype is 5 yuan for 5 pieces with free shipping, all colors are the same price, so cool. I have never had a suitable tool to measure weak currents in low power consumption state,...
I want to connect several lithium batteries in parallel, but only to expand the capacity without increasing the voltage. Is there any integrated charging and discharging chip? The peripherals should b...
Freescale Semiconductor has released the first Universal Serial Bus (USB) software stack for a wide range of personal medical device applications. As a companion product to select Freescale microco...[Details]
The first China International Smart Terminal Industry Development Conference was held in Yibin, Sichuan. This was the first time that five major associations, including the China Communications Assoc...[Details]
What is the buzzer used for?
A buzzer is an electronic component that generates a continuous and sharp sound signal. It is usually composed of a diaphragm, an oscillation source, and a drive c...[Details]
About AVR interrupts: When the system is running the main program normally, if there is suddenly an important task to be processed immediately, the system will save the current work and then proces...[Details]
Maxim announced a pair of feature-rich, high-performance, and scalable power management ICs (PMICs) to help mobile product designers maximize performance per watt of power consumption while improving...[Details]
As electronic systems become more complex, with up to five voltage rails per processor and multiple processors per printed circuit board, power complexity has increased. Requirements such as tracki...[Details]
1. System Introduction:
Haitongda Industrial Wireless Hydrology and Water Conservancy Intelligent Measurement and Control System is a set of industrial remote wireless intelligent measurement and con...[Details]
The current direction of each phase of the three-phase AC power supply is constantly changing back and forth. When three-phase AC power is input into a three-phase AC motor, each phase of AC power ...[Details]
Laser marking
machine operation process principle
The boot sequence is:
1. Connect the
incoming
power
supply
and
turn
on
the key switch
. Developed
a
laser
ma...[Details]
Introduction
Siemens S7-1200 is a compact, modular PLC that can complete tasks such as simple logic control, advanced logic control, HMI and network communication. It is easy to design and imp...[Details]
South Korea's Hyundai Motor Group announced on July 3 that it has developed a new engine technology that can significantly improve vehicle performance and fuel efficiency and reduce gas emissions, Yo...[Details]
introduction
In response to the call of the Ministry of Education to strengthen the cultivation of college students' innovative consciousness, cooperative spirit and innovative ability, the De...[Details]
1. Chip part Among them, P1 is the interface reserved for the programmer, and J3 and J4 are reserved for extension modules, such as perpetual calendar, temperature and illumination sensor, voice broa...[Details]
Brief Introduction of GB8410 Horizontal Combustibility Tester The burning rate horizontal flammability tester obtains the flame spread trend and flame spread speed of the material when it burns by te...[Details]
In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]
RF/Wirelessly
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