We want to make our own IPC camera, with a resolution of 2-3 megapixels, with all the functions of a camera, including IE access, desktop client, etc., supporting ONVIF protocol, preferably 28181.
Hop...
1. About resetWhen it comes to reset, we are all familiar with it. For an MCU system, the reset circuit is an indispensable part. There are many types of reset: power-on reset, low voltage reset, pin ...
In the early 1990s, Qian Xuesen began to learn about "Virtual Reality" and immediately thought of applying it to the level of human-computer integration and human brain development, and named it "Spir...
Converting analog signals from the "real" world into digital signals that can be processed upstream is a fundamental function of electronic systems, ranging from recording to the Internet of Things (I...
1. Design requirements
This power supply is used in the front end of an AC voltage conversion. The input control signal is 4VAC (50HZ AC effective value range 2VAC-8VAC), and the input power i...[Details]
start_armboot { } main_loop { 1. Environment variable mtdparts, call mtdparts_init 2. If the space bar is not pressed during the boot process, boot_zImage If the space bar is pressed, run_command("me...[Details]
In the first three classes, Pi Ziheng introduced input files in embedded development. Starting from today's class, Pi Ziheng will talk about output files. In the last class, I talked about the proj...[Details]
It is reported that on March 31, the "IT Circle Event" - China IT Leaders Summit was held in Shenzhen. As one of the most important technology events in China, many big names attended and had in-dept...[Details]
Abstract: This paper introduces a high-power battery status detection method. The charging and discharging current value of the battery is measured by the power quality management chip DS2438, and ...[Details]
23 Year of the Rabbit Jiangzhi Robot Key Planning Outline
------Deep and solid infrastructure
Jiangzhi Robotics Company comprehensively considered the overall resource status of...[Details]
The ultrasonic distance sensor measures the "distance" information for obstacle avoidance; when the wheeled educational robot is less than 20cm away from the obstacle in front, it will turn left...[Details]
British researchers have used a widespread blue-green algae to continuously power a microprocessor for a year, using only ambient light and water. The system has the potential to power small devices ...[Details]
Most oscilloscopes have an FFT function, also known as Fast Fourier Transform, but many people do not understand what this function is used for. After searching on Baidu, they will encounter various ...[Details]
* Comprehensive analysis of PC power supply disassembly
With the continuous update of computers, I believe that more and more people have also paid more attention to the power supply. Now ...[Details]
BlueEye Technology recently released the video and audio synchronization recording software NVR, which supports up to 200 cameras to record video and audio at the same time, and provides image comp...[Details]
XRP6124, as a non-synchronous 500ns constant on-time controller, can achieve up to 92% efficiency in a compact package, can operate at a quasi-constant switching frequency of up to 1MHz, and suppor...[Details]
As computer technology gradually penetrates into all aspects of social life, more and more people are using computers. Among these people, a large number are not familiar with computer hardware or do ...[Details]
Small and medium-sized companies that supply smartphone components to Samsung Electronics are increasingly concerned that the company is accelerating outsourcing to Chinese manufacturers to produce i...[Details]
During the development and testing of drive systems for electric vehicles, developers need to measure high-frequency currents and voltages in the vehicle's high-voltage electrical system. Due to the ...[Details]
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