I just bought a sim300 module yesterday. I can send Chinese and English text messages, but I can't make calls. When I use my mobile phone to dial the number on the sim300, it prompts that it cannot be...
Many netizens who are new to 51 MCUs have this question: What is AT89S51? Books and online tutorials all mention 8051, 89C51, etc.! Have you ever heard of 89S51? ! Here, beginners need to clarify a ...
The actual measurement function of the sampleis used to detect the resistance of Rx (the resistance will change with temperature).The output voltage will change with the resistance of Rx.This circuit ...
[i=s]This post was last edited by dcexpert on 2016-6-14 22:07[/i] There are 3 empty PCBs and 3 boards without MCU and crystal left in the last MicroPython event, a total of 6 boards, which can be prov...
I installed quartus11.1, and my system is XP, but there is no nios hardware option, so I can't do online hardware simulation. The Internet says to run in compatibility mode, but I already have XP syst...
As the main model among new energy vehicles, pure electric vehicles have received strong support and encouragement from the country in recent years, and their development is changing with each pass...[Details]
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[Details]
Nascent Micro is launching devices covering a wide range of power applications, including gallium nitride (GaN) drivers, dual-channel automotive drivers, and battery protection MOSFETs.
...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
Which is better, copper braided wire flexible connector or copper stranded wire flexible connector? When choosing copper wire flexible connector, people always struggle with whether to use copper b...[Details]
The assisted driving industry in 2025 stands at the dual crossroads of "large-scale implementation" and "safety upgrades." Cities like Beijing and Wuhan have already issued regulations de...[Details]
Let’s first take a look at the development concept of the EVD series.
The EVD control module is specially developed for operation in extreme environments. Components that meet these requiremen...[Details]
It's not possible to generalize whether one vehicle is good or bad; the definition of "good" varies depending on the environment. Excluding policy support, whether electric vehicles or gasoline-pow...[Details]
Lisle, Illinois – August 19, 2025 –
Molex Incorporated, a global electronics giant and leader in connected innovation, celebrates the opening of its new China sales office dedicated to the auto...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
According to reports from Xinhua News Agency, Tianjin University official website and other media, Chinese researchers have recently broken through the bottleneck of energy density and application ...[Details]
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