The basic timer interrupts once every 0.064ms . In the ISR, the flag is incremented by 1. In main(), the flag value is detected in a loop. When the flag is equal to certain values (value 1 , value 2 ,...
I've never counted them before, so I assumed there would be 10 in a string. But today, I counted them and it turned out to be 8.
Maybe it's because the price has increased again, 3.5 yuan each, it tas...
Ask an expert for help!!! Correction#include reg51.h#include intrins.hvoid Delay(); int i; for(i=0;i1000;i++){_nop_();}void LEDShow();{if(p2==0xFE){p1=0xC0;}else if(p2==0xFD){p1=0xFD;}else if(p2==0xFB...
Register on my photo album website and you can develop 40 6-inch Kodak Gold velvet photos for free. If you want it, hurry up! I have developed 40 photos and they have arrived. Now it costs one or two ...
All the information was made with reference to the Internet. The file address I saw is [url=http://yeyudo.cn/article.asp?id=105]http://yeyudo.cn/article.asp?id=105[/url] Below is the actual object I m...
U-boot transplantation experience (Part 1)
I haven't updated my blog for a long time, I always don't have time. In fact, writing these technical articles is very beneficial. First, it can increase my ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
Microcontroller MCU
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