Hey guys, has anyone successfully transplanted linphone on ARM to make calls? I have no sound after transplanting it, and the call is hung up as soon as it is connected! You can also bid to help!...
[i=s]This post was last edited by donghailao on 2021-11-24 18:04[/i]In order to train students' creative thinking, the teacher gave a thinking question....
EEWORLD and Xilinx Spartan-6 LX9 development board for $89 launch trial activity! Activity link: https://www.eeworld.com.cn/Xilinx/activity_20110711/index.htmlActivity Name: $89 FPGA development board...
Currently there is an algorithm library in C++ that can be debugged on dsp using CCS. Now I want to put the library on 8168 dsp and need to convert C++ into C. There is a tool [size=5][color=#8b0000]m...
A simple square wave signal generator that can adjust the frequency with one button. The LED lights up when the frequency is out of range. The frequency range is 100-1000hz.
#include reg52.hsbit PWMOU...
IIC operation failed. I used the method of setting breakpoints in the middle of the program and found that the host detection response signal sub-function failed. I checked and there should be no prob...
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
Blackfin® 16-/32-bit embedded processors offer high performance, low power consumption, flexible software features, and scalability, making them suitable for converged applications such as multi-fo...[Details]
The motor is a very important component for new energy vehicles. In terms of vehicle power, pure electric vehicles use electric motors instead of traditional diesel/gasoline engines. For electric v...[Details]
With the improvement of China's supporting infrastructure and the accumulation of technology and capital, demand for industrial automation and intelligent applications of machine vision technology ...[Details]
introduction
By the end of 2014, people aged 60 and above in China accounted for 15.5% of the total population, reaching 212 million; those aged 65 and above accounted for 10.1% of the total, ...[Details]
For new energy vehicles, battery swapping is a quick and convenient way to replenish the vehicle's power, alleviating range anxiety and charging anxiety. So, for plug-in hybrid vehicles, from a tec...[Details]
HEVO, a developer of wireless charging infrastructure for electric vehicles, and STEER Tech, a company specializing in high-precision autonomous vehicle technology for fleet garage operations, anno...[Details]