This is the 485 communication program of my PIC16F877A microcontroller. At present, it can only receive data from the serial port debugging assistant, but the returned data is not appropriate. RB1 is ...
This electric water heater uses a microcontroller to intelligently control the water temperature and realizes digital temperature display. It has reliable performance, convenient use and intuitiveness...
Dear experts:Please help me check, the compiler keeps reporting an error, saying there is an error here, I have looked many times but can't find where the problem is
#includereg52.h //52 MCU header fi...
[i=s]This post was last edited by ltbytyn on 2015-7-28 17:28[/i] Thanks to @[size=14px]foxpro2005[/size][size=14px]. Last year, I read two posts about SPWM by forum friend foxpro2005, and I kept think...
Recently Micropython has been making continuous improvements to Bluetooth.docs/library/bluetooth.rst: Fix typo in HR/UART services example.
extmod/modbluetooth: Make gap_disconnect not raise when disc...
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]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
Automotive electronics are in a noisy environment
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so automotive electronics must have excellent electromagnetic compatibility (EMC) performance. The most important part of automotive elec...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
Motor vehicle garage management control system
1. Usage Requirements
1. There are 70 parking spaces in the garage. Each parking space has a door at the entrance. There should be a control...[Details]
At present, in the electrified section, the train power supply system is a passenger car power supply device installed in the locomotive (trailer) that steps down and rectifies the 25 kV single-phase ...[Details]
The physical interference of dc/dc switching power converters is well known unless the system and circuit diagram are carefully designed. These converters can inject unwanted charge into the electr...[Details]
The control system of red light therapy device based on STM32 is introduced. STM32 has the advantages of high cost performance, rich peripherals, high integration, low power consumption, and convenien...[Details]
1 Introduction
The development of fieldbus technology has made a big step forward in the process of control systems from closed to open. Open control systems based on fieldbus have begun to enter th...[Details]
1 Introduction to Wireless Broadband Communications
Since the IEEE802 working group formulated the 802-11 wireless LAN standard in 1997, wireless broadband communication based on WLAN technolo...[Details]