Recently, I have used the SPI single-line unidirectional master receiving function of STM32F1. When SPI is initialized, it is configured to SPI_Direction_1Line_Rx mode, but SPI can never receive corre...
The chip I bring to you is still produced by TI - ads1115.It is best to prepare the datasheet of ads1115 before reading this article.
1. Introduction to the chipADS1115 is an I2C compatible ADS111x, u...
1. Current sampling (capacitors must be added to the input and output amplifiers)
To collect the current at a point, use a small precision resistor to collect the voltage, and then divide it by the re...
Haha, I believe that many friends in the forum are "development board addicts"!
I was chatting with friends in the group today, and everyone has spent a lot of money on development boards.Let’s count ...
[i=s]This post was last edited by rain_noise on 2014-11-13 14:14[/i] [p=30, 2, left]The company has a heat metering project. At the beginning, the design used wired communication. Later, when it was i...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[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]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
For a long time, hackers have not had the opportunity to enter the control network of the car. But since the advent of Bluetooth technology and the use of wireless LAN bus systems, this situation w...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
The circuit shown in Figure 1 provides programming voltage for an EEPROM under the control of an external DAC (not shown). You can replace the DAC with a potentiometer to create a universal power supp...[Details]
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