STM32 independent watchdog ,
Driven by a dedicated low-speed clock (LSI), it can still be effective even if the main clock fails, so this watchdog can work under requirements unrelated to the main clo...
I had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated. However, ...
1. Use Rapid IoT web project development process, completely developed on the web, with complete functions. Take remote control LED as an example for testing. 2. First enter the homepage and create th...
This paper introduces the design and implementation of a fully digital single-phase inverter based on the DSP chip TMS320LF2407A and using SPWM control technology. Finally, the experimental waveform...[Details]
The interrupt response delay time of the MCS-51 microcontroller depends on whether other interrupt service routines are in progress, or on what instruction is being executed. The interrupt response t...[Details]
Appendix 1: 4G standards (LTE, LTE-Advanced, WiMax, Wireless MAN)
Technical standards are more professional and stricter, and many terms are difficult to understand, but these are the core of 4G ...[Details]
In the past two years, the development of flagship mobile phones in imaging has become more and more intense. With the pursuit of the ultimate photo-taking experience, there has even been a periscope...[Details]
CANbus TDM is a powerful trigger, decode and measurement/graphing tool for LeCroy oscilloscopes that will greatly improve the ability to debug and verify CAN ECU or network performance. It combines...[Details]
An announcement released by Giant Network on the evening of September 19 revealed that in June 2018, Jack Ma sold 0.0899% of Ant Financial's shares to Shi Yuzhu at a price close to 60% off, for RMB 5...[Details]
The electromagnetic flowmeter is a professional industrial instrument that is widely used in the production industry. It has good reliability and strong stability. It is a very good flowmeter. In ter...[Details]
There are two methods for sorting LEDs: one is chip-based test sorting, and the other is test sorting of packaged LEDs.
(1) Chip testing and sorting
LED chip sorting is very difficult...[Details]
Light-emitting diodes ( LEDs ) are fragile devices that are susceptible to heat, mechanical shock, electrostatic discharge, and lightning, especially in outdoor applications. The increased use of LED...[Details]
1. System operating clock frequency
Before speeding up the system clock, let us first understand the working clock frequency on S3C2440, FCLK, HCLK, PCLK, among which FCLK mainly provides the wor...[Details]
Tesla is developing "the final piece of the FSDAI puzzle" - "vehicle control", which is the key to achieving fully autonomous driving. Tesla CEO Elon Musk recently predicted that Tesla will achieve f...[Details]
The electronic product panel control chip designed in this project can automatically refresh. It is a special circuit for LED drive control with a keyboard scan interface. It integrates MCU input a...[Details]
introduction
The impact of electromagnetic radiation on the environment has become a topic of concern to people and has attracted more and more attention from researchers. How to evaluate whet...[Details]
Although the prototype allows the driver to completely take his hands off the steering wheel and still have the car drive itself, Volvo says the final version of the vehicle will require t...[Details]
Recently, Silicon Labs released its third-quarter 2024 performance report, with both revenue and profit exceeding the expected median. Revenue in the third quarter was US$166 million, a 14% increas...[Details]
PCB Design
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