1. Charging oxygen evolution voltage: When charging, oxygen will be generated on the surface of the positive plate. When the charging voltage is low, less oxygen will be generated. In the sealed batte...
Event time: From now until June 17th Keysight's new product DAQ970A is formerly known as 34970A and 34972A. According to official information, the two predecessors of DAQ970A have a high market share ...
Ultrasonic sensing uses the time of flight (TOF) of ultrasound waves in any liquid or gaseous medium and its dependence on flow velocity to measure and calculate volume flow. The technology exploits t...
The microstrip patch antenna is composed of a dielectric substrate, a floor, a patch conductor layer, etc., and is usually fed by a microstrip line (side feeding) or a coaxial line (back feeding). Thi...
Now that we understand the principle, let's write a program for an independent button to verify the most basic functions. #include reg52.h sbit ADDR0 = P1^0; sbit ADDR1 = P1^1; sbit ADDR2 = P1^2; sb...[Details]
On the afternoon of March 29, Huang Wei, Vice Minister of the Ministry of Science and Technology of China, accompanied by Director Xie Yongqiang, a representative of the Economic and Technological De...[Details]
Rogowski coil is a hollow ring-shaped coil that can be directly placed on the conductor being measured. The AC current flowing through the conductor will generate an alternating magnetic field around...[Details]
Introduction
With the changes in the hardware architecture of embedded systems, the development trend of embedded systems has shifted to the high-end of embedded systems, that is, embedded software...[Details]
introduction
With the rapid development of information exchange technology, the amount of information people need to master has increased dramatically. On the one hand, the disadvantages o...[Details]
When using DSP for digital signal processing, it is usually necessary to use a sampling circuit to sample the analog signal, and then use an A/D converter to convert it into a digital signal for data ...[Details]
16-bit data transfer instruction (1) This is the only 16-bit immediate data transfer instruction of the 89C51 microcontroller. Its function is to send a 16-bit immediate data into the data pointer DP...[Details]
89c51 8-bit LED dynamic scanning clock program //Use 12MHz crystal oscillator, P0 port output segment code, P2 port for column scan, use common anode LED digital tube // #include "reg51.h" code ch...[Details]
The foundation of special light sources, color display and other industries is the restoration and transmission of color. In the field of optical metrology, it belongs to the category of light source ...[Details]
A 2-way speaker is a speaker consisting of a tweeter and a woofer, and is a type of full-range speaker.
Homemade simple two-way frequency divider
Today, I will give you a homemade b...[Details]
Picocom and Radisys jointly validate 5G Open RAN SoC,
achieving system integration milestone
The two companies will collaborate to deliver an integrated Open RAN platform to mu...[Details]
In the fingerprint automatic identification system, embedded systems have been more and more widely used due to their advantages such as low power consumption, small device size and high security. ...[Details]
Although Google's mobile phone sales have never been among the top, it is still considered the benchmark of Android and represents Google's views on Android phones. Moreover, every time a new version...[Details]
As we all know, there are many detection principles for gas detectors. There are three main types of VOCs. As one of the two major categories of gases (toxic and harmful and flammable and explosi...[Details]
According to Jiwei.com, on July 16, the recent institutional research minutes released by Maxjet Technology showed that the company's overall development trend in the second quarter continued that of...[Details]
Power technology
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