RISC-V Processor Design Series : https://training.eeworld.com.cn/course/5612This video is a series of courses, mainly using the open source Hummingbird E203 processor as an example to explain RISC-V p...
#include "config.h"#include "delay.h"#include "uart.h"unsigned int INT0_cnt=0, INT1_cnt=0; //Count variablesbit key=P5^5 for test;/************* Function description***********************************...
[i=s] This post was last edited by qwqwqw2088 on 2019-2-27 08:52 [/i] [b][size=4]Ripple[/size][/b] [size=4]The output of a switching power supply is not truly constant. There is periodic jitter in the...
I use TI's LMX2592 chip to generate a 5G clock signal, and use FPGA to control its registers using the SPI method. The hardware is designed by myself, and the power supply of the chip is measured to b...
[i=s]This post was last edited by yilonglucky on 2019-3-12 11:11[/i] The National Computer Technology and Software Professional Technical Qualification (Level) Examination is now open for online regis...
As shown in the photo: the higher the DC voltage connected to the ground by the negative pole of the battery, the greater the error of the AD value read by the microcontroller. Please tell me how to e...
Precautions for using general-purpose oscilloscopes 1. Avoid placing the instrument in places that are too hot or too cold. 2. Avoid exposing the instrument to sunlight for a long time, and do ...[Details]
What does the fertilizer nutrient content detector measure? In the process of agricultural planting, we must learn to use reverse thinking to consider problems. For example, many people now know how...[Details]
I recently got in touch with microcontroller programming through a professional comprehensive experiment. I have some questions about the Delay function in the process. Write a note to remember. Pr...[Details]
The overseas versions of OnePlus 9 and 9 Pro pushed the official version of OxygenOS 12 based on Android 12 on December 7. However, a large number of users subsequently complained that this version o...[Details]
Spectrum Analyzer Operating Instructions 1. Purpose Use the spectrum analyzer correctly to ensure the accuracy of the results. iframe src="https://www1.elecfans.com/www/delivery/myafr.php?targ...[Details]
On July 26, the ZeroTan intelligent 860kWh/400kW distributed energy storage system was successfully implemented in Panasonic Hangzhou Industrial Park. This project was invested and constructed ...[Details]
As the market demands for improved performance of information technology and communication equipment, today's system designers face the challenge of designing EMI- compliant products. Before bein...[Details]
How to use the signal generator:
Select an electrometer signal generator with the same voltage level as the electrometer. Hold the working part of the electrometer (electrometer head) and...[Details]
I just got the Tiny4412 development board and found that its IP address is not 192.168.1.230. It keeps changing automatically. Today it is 192.168.1.7, and tomorrow it becomes 192.168.1.8. So I decid...[Details]
Recently, the "14th Five-Year Plan for Major Construction Projects in Hangzhou" (hereinafter referred to as the "Plan") was released. Hangzhou focuses on five major areas, including scientific and te...[Details]
Samsung Galaxy Fold 2 passed the 3C certification on July 3. The certification information shows that it will support 5G networks and be equipped with a fast charging charger with a maximum speed of ...[Details]
1. Overview of External Interrupts 1. For the 51 series MCU, there are only two external interrupt input pins, external interrupt 0 and external interrupt 1. Each IO port of STM32 can be used as...[Details]
Human skin is highly complex and contains an array of receptors that provide us with detailed sensory information about our environment through touch. One of its unique capabilities is the ability ...[Details]
Huawei's investment company, Hubble Technology Investment Co., Ltd. (hereinafter referred to as Hubble Investment), has once again invested in a wholly domestic-owned limited liability company - X...[Details]
0 Introduction The wind and solar complementary independent power supply system that comprehensively utilizes wind energy and light energy is a reasonable power supply system. It can not only provi...[Details]
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