STM32 USART2 sends a total of 3 characters {0x55, 0x55, 0x55}, but the first character received by the serial port debugging assistant is always 00, and then two 0x55 are displayed. Please help me fin...
Smart home networks are emerging, and so are the new applications that support them. Smart lighting systems are a particularly promising use case. This blog post will share tips for developers on how ...
The full name of standing wave ratio is voltage standing wave ratio, also known as VSWR and SWR, which is the abbreviation of Voltage Standing Wave Ratio in English. It refers to the ratio of the stan...
Author: Joshua Zhu, ST engineer
Click to download the pdf document to view:Keywords: local_name, device_name Chinese nameQuestion: Customers often ask how to broadcast a Bluetooth name in Chinese
ST e...
I am a newbie to AVR. I am learning the serial port 0 of mega64 under avr studio 6.0. The baud rate has been configured to 9600. The sending function has been debugged successfully. Now I cannot debug...
I found that the uc/GUI routines provided by Triton.zhang did not have touch function, so I added touch function and ran a few small examples of uc/GUI. Because there are many exams next week, I did n...
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
LonWorks fieldbus technology is widely used, for example, in intelligent buildings, industrial control, environmental protection, etc. Echelon's LonWorks system has been used in the products of tho...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]