[i=s]This post was last edited by paulhyde on 2014-9-15 03:40[/i] Technical requirements: output voltage 0~9.9V, step voltage value 0.1V, output ripple voltage ≤10mv, output current 5A. Please help me...
The diaper and humidity reminder are very simple to implement. It is just a humidity reading. The sensor used is SI7021, I2c interface, and the reminder uses a buzzer. Since it is an alarm issued on t...
[i=s]This post was last edited by hejecu on 2018-11-24 17:09[/i] Chapter 13 FLASH Data Storage Experiment[b]13.1 Experimental Purpose[/b] To learn the IAP (In Application Programming) function of STM3...
One board uses the 28335 SCIC serial port to expand RS422 through ADM2582, and the other board stm32F407 microcontroller uses the same chip to expand the 422 serial port.
There is no problem for the t...
[i=s]This post was last edited by cardin6 on 2016-3-14 16:53[/i] [font=微软雅黑][size=4]DIY handmade in the first quarter of 2016[/size][/font][font=微软雅黑][size=4] [/size][/font][font=微软雅黑][size=4] [/size]...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[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]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]