I received the board on May 18th, but I haven't had time to fix it. Now I have fixed the serial port, LED light and AD. I will also fix the 1602 and 12864. I will post the three diaries first. I hope ...
The following positions are valid for a long time. If you are interested, please send your resume to (do not attach files, paste your resume at the end of the email): huawei.pda@gmail.com In addition,...
Does STM32 need to send a data before it can read it when reading SPI? I can write SPI successfully now, but I can't read the data from the device. The SPI read function is as followsuint8_t SpiReadRe...
The following is the scan debounce function: void keyscan() { if(s2==0) //S2 is an independent key { while(s2==0); //I want to ask why if S2 is pressed and not released, NUM should be increasing all t...
Hello: Simple operation can determine whether the chip is good or bad! IC41C16256-25K functional tester is the latest dedicated chip tester launched by CECCLab. It has the characteristics of simple op...
Hello everyone!! I haven't been to the forum for a long time, I miss you all, hehe!
My song ordering system is dead. I really can't figure out how to use time-sharing multiplexing. Oh!
But I still wan...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]