[i=s]This post was last edited by Min丨Dayu on 2019-8-26 21:35[/i]This content is originally created by EEWORLD forum user Min Da. If you want to reprint or use it for commercial purposes, you must obt...
In the example programs of other development boards I bought, there is this subroutine part: 1.uchar keyscan(void) //keyboard scanning function, using row and column inversion scanning method 2.{ 3. u...
Can STM32 support multi-tasking? Without using an operating system. For example, while recording external pulses, the M3 core can also process real-time display, GPS data, GPRS wireless acquisition, a...
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
introduction
At present, all major countries in the world are vigorously developing marine affairs. However, there are various uncertainties and unknown factors in the ocean. Underwater robots...[Details]
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