I used the AT command ATDT (calling end) and ATA (called end), and the number was dialed, but why is there no carrier? The modems cannot transmit data, what's going on?...
[i=s]This post was last edited by ohahaha on 2018-4-23 11:52[/i] [align=left][size=4]PCB Layout Design Specifications - Device Selection[/size][/align][align=left][size=4] [/size][/align][align=left][...
This is the schematic diagram of the board I drew, using STM8S003F3, using IIC to read and write 24C32, with a pull-up resistor of 3.3K. I used another STM8S003F3 development board with the same progr...
I just submitted a smart bike companion, and later found out that someone else has made one. In order to make a SensorTag for fun, I submitted another solution. Since the difficult ones have been done...
Everyone knows that if you want to learn any kind of MCU or MPU, you need to actually write programs or build hardware. However, some MPUs or MCUs are not suitable for building circuits by yourself, s...
Difference between TMS320x281x and TMS320x2833x/TMS320x2823x
I've been using TI's 28355 chip recently. Since I've never used it before and there isn't much information on it online, I went to TI's off...
Nios II is a configurable 16-/32-bit RISC processor. Combined with a rich set of peripheral-specific instructions and hardware acceleration units, it provides a highly flexible and powerful SOPC sy...[Details]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
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]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[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]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
introduction
In today's busy society, people experience chronic high stress, which in turn poses a significant threat to our health. Therefore, effectively relieving stress has become a pr...[Details]
introduction
As core electronic components used in vastly different fields, automotive-grade chips and mobile/consumer-grade chips exhibit significant differences in their...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]
Since entering the electronic components industry, I've learned that electronic components come in different packaging types. Some people have argued that different types of components may look the...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
Embedded System
京公网安备 11010802033920号
EEWORLD
