[i=s]This post was last edited by paulhyde on 2014-9-15 04:14[/i] [size=5] For a competition, how do you choose a microcontroller (processor)? Is it recommended by the teacher? Is it recommended by th...
I was shocked...it took a year and cost 10,000...[flash]http://player.youku.com/player.php/sid/XMjk0NzQ1NzU2/v.swf[/flash]I was so shocked that I couldn't say anything...[[i]This post was last edited ...
#include #includevoid delay(void) //Error -0.152253987588us {unsigned char a,b;for(b=238;b0;b--)for(a= 250 ;a0;a--); //The original delay time is too short, and the lights flash too fast, making it im...
Frank Xiao
The DC/DC converter control chip UC3525 has been in use for more than 20 years and is still one of the most common PWM (pulse width modular) controllers on the market. It integrates control...
[i=s]This post was last edited by Hot Ximixiu on 2021-8-6 07:16[/i]Sensor: Panteng PMS5003;Hardware connection:VCC -- 5VGND -- GNDTX -- PB11 (RX2)RX -- PB10 (TX2)Basic process1. Connect the sensor to ...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[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]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[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]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
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