[i=s]This post was last edited by led2015 on 2020-5-27 16:09[/i]Based on the design of ATmega88PA intelligent solar street light controller, in view of the inconvenience of user settings of current so...
[i=s]This post was last edited by btty038 on 2019-10-28 16:27[/i]RF signal【AMP IN】Dielectric filtering + first stage amplificationDirect second stage amplificationDirect third stage amplificationMatch...
"Methods and Techniques for Learning Circuit Diagrams (2nd Edition)" has 9 chapters. The content includes: overview, structural principles and characteristics of components, circuit diagram examples, ...
[Abstract] Great Wolf, a well-known American hotel operator, recently deployed an RFID reading system in a hotel, allowing indoor water park visitors to use smart RFID straps as tickets and purchase i...
1. The data area has a small space, so only variables that are frequently used or require high computing speed are placed in the data area, such as the count value in the for loop.
2. It is be...[Details]
Three-phase AC servo motors are widely used, but after long-term operation, various faults will occur. Timely identification of the cause of the fault and corresponding treatment are important task...[Details]
"This year is the starting year for the construction of ubiquitous power Internet of Things. Now there are less than three months left until the end of the year. The whole company must make greater...[Details]
Integer variables are used to implement the PID algorithm. Since it is done with integer numbers, it is not very accurate, but for many occasions, this accuracy is enough. The coefficients and samplin...[Details]
As a maintenance worker, how to accurately capture abnormal phenomena and find the cause when diagnosing common vehicle problems is the key to solving the problem, and the digital oscilloscope is an ...[Details]
The previous section introduces how to use FwLib_STC8 in Keil5 and PlatformIO environments. Next, we will focus on the STC8H series and introduce ADC (analog-to-digital conversion) in combination wit...[Details]
Modern smartphones are sleek and powerful, and while the size of the phone varies depending on the model, in general, a state-of-the-art device packs a lot of features into a package that measure...[Details]
1. Experimental Task:
Use the AT89S51 microcontroller to make a manual counter. Connect a touch switch to the P3.7 pin of the AT89S51 microcontroller as a manual counting button. Connect a common...[Details]
Samsung Galaxy A71 5G phone was officially released in the United States, equipped with Snapdragon 765G processor. Starting from June 19, users can buy Galaxy A71 5G phone from T-Mobile and Spr...[Details]
1. Brief description of the watchdog system in STM32 The STM32F10xxx has two built-in watchdogs, one is IWDG (independent watchdog) and the other is WWDG (window watchdog). Both watchdog devices ...[Details]
O Introduction
As an important energy source, coal plays a vital role in many aspects such as industrial production and is related to the lifeline of the national economy. Safety issue...[Details]
Some time ago, I mainly collected some information about si4432, including chip manuals, schematics, official codes, etc. I debugged the purchased module to see if it can receive data. I am not ver...[Details]
1. STM32 system architecture The STM32 system architecture is shown in the figure below: The main system consists of the following parts: DCode Bus This bus connects the DCode bus of the M3 core ...[Details]
According to Jiwei.com news, the author has learned that Green Precision, a precision structural parts manufacturer, officially landed on the ChiNext on April 15. On the first day of listing, its sto...[Details]
0. Introduction
Reset is an important operation of the microcontroller, and the reset function is a prerequisite for the normal operation of the system. In a simple reset circuit, as lon...[Details]
Microchip MCU
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