After getting the development board, I found that the board has a lot of peripheral circuits, and the interfaces are very rich. In particular, the main controller integrates WLAN and 2.4GHZ wireless f...
Hehe~ I always feel like there are too many capable people in a forum like this, and I usually don’t dare to speak up~~ Huhu~ I can finally breathe a sigh of relief. Newcomer, let me report in~ Hello,...
It is a virus that infects a USB flash drive. An autorun.inf file appears in the D disk. At the same time, when you right-click the D disk, there will be an additional "browse" item. The content of th...
[size=3]:victory:Add a little bit of information every day to make yourself go further! [/size][size=3] [/size] [size=4] [/size] [size=4][backcolor=yellow][b]Attention! ! ! This resource has been dele...
The CPU is STM32F103CB, without operating system. Receive data from GPRS through UART1 and process it in the interrupt function USART1_IRQHandler unsigned char a_GPRSData[500]; unsigned int g_DataLeng...
I recently used MSP430FR5949 and found that when the serial port baud rate was 115200, the MCU woke up from LMP3 and received data incorrectly. The reason was probably that the start bit was judged in...
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
1. Fully understand the design requirements of all parties and determine the appropriate solution.
When starting a hardware development project, the original driving force will come from many a...[Details]