[align=left][font=宋体]As you can tell from the title, this is a technical article that most people will pay attention to. Will you pay attention to it? [/font][/align][align=left] [/align][align=left]T...
I got a little gecko M0 development board EFM32ZG, the legendary ultra-low power consumption, with a MemoryLCD that is said to be more advanced than an e-paper display: LS013B7DH03, quite high-end. Th...
[hide]作为一种新的光源,近年来各大公司和研究机构对LED电源和驱动电路的研究方兴未艾。与荧光灯的电子镇流器不同,LED驱动电路的主要功能是将交流电压转换为直流电压,并同时完成与LED的电压和电流的匹配。随着硅集成电路电源电压的直线下降,LED 工作电压越来越多地处于电源输出电压的最佳区间,大多数为低电压 IC 供电的技术也都适用于为LED,特别是大功率 LED供电。再则,LED电源还应能利用...
There is a problem when using memcpy in my program. pBufOut is a BYTE pointer, and pbuf is an array of local variables. BYTE pbuf[40]; memcpy( pBufOut, pbuf + 3, 32 ); After executing memcpy, a lot of...
When adjusting EEPROM (IIC), the first time the program is run after the board is powered on, it can run normally. However, when the program is downloaded again and run again, the Serial Bus is always...
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]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
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]
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
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
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]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]