The group buy for the MSP-EXP430FR5739 Experimenter Board Kit is now over.How many forum friends have received the development board? Come and report, and let’s discuss how to use this development boa...
Sorry, the video was not uploaded. The first row of the keyboard: buttons 1, 2, 3, 4 inside the car. The second row of the keyboard: buttons 5, 6, 7 inside the car, one (external call button on the fi...
There are double-sided tapes on both sides of the other end of the back of the screen, but they are not glued to the board and cannot be fixed. The result is that the solder pads of the screen cable a...
To contribute to [DIY mobile phone], if someone wants to use the MTK solution, I still have several mobile phone-specific CPUs: MT6226, and power management chips: MT6305, which can be provided to eve...
The PC and the MCU communicate serially. The problem I encountered is: if the data is less than 8, it can be received correctly, and if the Chinese characters are less than 4, it can be received corre...
I will start with a brief discussion. First of all, the MCS-51 series is very familiar to everyone. Advantages: it has a mass base, is easy to use, and has a wide range of chip sources. Disadvantages:...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]