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Tmall Genie released the 10.1-inch home smart screen V10, which has undergone more than 10 special technical upgrades for the "remote companionship" scenario. It has an 8-megapixel front camera and a...[Details]
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1. Experimental tasks
A digital voltmeter is designed using the single-chip microcomputer AT89S51 and ADC0809. It can measure DC voltage values between 0 and 5V and display four digits, but requi...[Details]
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DS18B20——Temperature sensor. The microcontroller can communicate with DS18B20 through 1-Wire and finally read the temperature. The hardware interface of 1-Wire bus is very simple. You only need to co...[Details]
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for(a=v;a
{
m=1;
n=240;
for(j=1;j
{
n--;
for(h=0;h
{
if(a==0)
{
P2=0xff;
P3=0xff;
P1=0xff;
}
else
{
P2=bian ;
P3=shu ;
P1=bian ;
P1=shu ;
P0=bian ;
P0=shu ;
}
for(l=n;l>0;l--) ...[Details]
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Fans are general-purpose machines, which are widely used in various sectors of the national economy. Fans are widely used in ventilation, dust removal and cooling of factories, mines, vehicles, b...[Details]
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Recently, the fifth episode of CCTV's large-scale documentary "The Foundation of a Strong Country" was broadcast, which mentioned Xiaomi's self-developed Surge chip. According to CCTV reports, Dr....[Details]
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Part 1 ARM assembly syntax under Linux Although it is convenient to write programs in C or C++ under Linux, the assembly source program is used for the most basic initialization of the system, such a...[Details]
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Introduction
Windows CE is an embedded operating system that supports multi-threading, multi-tasking, and preemptive. With the release of Windows CE 6.0, its kernel performance has been signi...[Details]
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As a new energy-saving technology, LED has developed rapidly in recent years. The product quality of LED is closely related to temperature.
The temperature distribution needs to be teste...[Details]
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introduction At present, laser technology is developing day by day and is widely used in basic research, medical treatment, machinery, communication and other fields. Computers are often used for v...[Details]
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Starting from the interconnection between Ethernet and industrial fieldbus, this paper mainly introduces the design and implementation of the embedded gateway circuit between CAN bus and Ethernet. Thi...[Details]
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On March 2, Yantai held a city-wide launch event for key projects. The event was held in the form of video, with the main venue set up at the CIMC Zero Carbon Offshore Equipment Intelligent Manufactur...[Details]
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With the improvement of the automation level of chemical production, the application of field instruments in control systems is becoming more and more extensive. Instruments have entered a new period ...[Details]
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TDK Corporation (TSE: 6762) announced that its subsidiary TDK Electronics and Boréas Technologies, a developer of ultra-low power haptic technology, have signed a collaboration agreement to accelerat...[Details]
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Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]
Analog electronics
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