As usual, let’s start the new construction project by lighting the lamps.1. Preparation stage:
Let’s look at the hardware first:
The evaluation board is shipped with the following power configuration,...
Recently, a forum launched a topic titled "Have you ever regretted entering the IT industry? Why?" which sparked heated discussion.
Xinyingda editor summarizes in one sentence: After reading about 200...
[i=s] This post was last posted by maychang on 2019-2-23 12:22 Edit[/i] [size=4] In modern times, no matter which version of general physics is used, it will talk about the rotation of a rigid body on...
According to the analysis of the previous post, if you want to implement a key interrupt, you must first know the interrupt number corresponding to the pin, the interrupt number corresponding to LRADC...
As Wi-Fi standards expand spectrum and range around the world, countries face different challenges and take different approaches to rollout. Join Jeff Lin as he explores deployment strategies in Asia....
Generally, oscilloscopes with a bandwidth exceeding 200M will have two input impedance options, 1M and 50 ohms. So what is the use of 50Ω? Isn't it true that the higher the input impedance, the bett...[Details]
1. Instrument Model Keysight/Agilent E4428C Signal Generator Fault phenomenon Error 210.256.315.514; phase noise is poor. UNLEVEL error Testing process According to the customer's description of ...[Details]
After nearly five years of rapid development, domestic energy storage technology is developing from small-capacity and small-scale research and demonstration to large-capacity and large-scale appli...[Details]
Today, safety regulations regarding the use and design of electronic equipment have made galvanic isolators a necessity in almost all data acquisition and transmission systems. One way to protect ...[Details]
Why do the I/O ports of microcontrollers need drivers? This problem needs to be explained from the electrical characteristics of the I/O port. First, the electrical structure diagram of the typical I...[Details]
Since CATL "launched" sodium batteries two years ago, sodium batteries have attracted much attention from the industry. Zheshang Securities predicts that my country's total sodium power demand will r...[Details]
1. ADC sampling If DMA is used, only 16 channels can be set at most. When there are more than 16 channels, interrupts are used to switch channels in the interrupts. 2. When I2C uses software to si...[Details]
Huawei's Kirin 990 and Kirin 990 5G have been released for a while. Because their names are highly similar, some people can't tell them apart. Let's take a look at how AnTuTu, a well-known domestic m...[Details]
Tesla: From lithium battery bottleneck to BMS rebirth
Tesla is known as the person most likely to take over Jobs' mantle in Silicon Valley. The two of them do have one thing in common: they ...[Details]
As people's demand for smart travel continues to increase, the design of automobile interiors has become a concern. So, what challenges and opportunities will automotive interiors face in the future ...[Details]
Start with the code (first write a code like a normal microcontroller): /********led.c****************************/ #define GPFCON (*(volatile unsigned long *)0x56000050) #define GPFDAT (*(vola...[Details]
The standard 51 is 12T, which means 12 clock cycles (crystal oscillator cycle, for example, 12M, the cycle is 1/12M, unit is second), the machine does an instruction cycle, exactly 1/12M*12=1uS, comm...[Details]
STMicroelectronics has launched a series of inertial sensors. With its attractive price and excellent product performance, STMicroelectronics has rapidly expanded its market share in the consumer e...[Details]
In June this year, executives from two major terminal brands, OPPO and Xiaomi, successively showed off their own under-screen camera prototypes on Weibo. Although mobile phones with under-screen ca...[Details]
1. Circuit Design
The EL34 amplifier circuit is shown in Figure 1. The first stage voltage amplification uses a SRPP single-ended push-pull circuit, the second stage uses a long-tail ...[Details]
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