I used threadx queue a few days ago and took a closer look. The function prototype is
UINT tx_queue_create(TX_QUEUE *queue_ptr,CHAR *name_ptr,UINT message_size,VOID *queue_start,ULONG queue_size);mess...
Recently, I found a board with a power input of 48V, and found a chip XL7005AProblem: 1. The switching frequency of this chip is only 150K. To reduce the ripple, you have to increase the inductance, w...
MSP430 provides a very rich interrupt source, including IO interrupt, timer interrupt and some interface interrupt (SPI, UART, I2C) and so on.Let me share with you some features of MSP430 interrupt.Fi...
First time posting. The reason for this was the information sent to the mailbox. I browsed through several posts and found that there was an SD card, but I couldn't find a microSD card in the pictures...
Recently, due to work needs, I started to get in touch with Bluetooth Mesh. I looked it up and found that Bluetooth Mesh was not long ago, probably in 2017, so it has been 4 years now. Although I am n...
April Reading Festival, good books will enlighten the world~hello, everyone~I am here to urge progress and encourage everyone to read good books. I recommend good books to you all, okhxyyo~Come and re...
After the country issued the "
12th Five-Year Plan for
Semiconductor Lighting
Technology Development", the results of the "2012/2013 Semiconductor Lighting Product Financial Subsidy Prom...[Details]
0 Introduction
The international energy community predicts that hydrogen energy will be widely used in this century, and fuel cells will become an important way to use hydrogen energy. Fuel ce...[Details]
A8 is a brand-new product launched by Romans. It is a breakthrough and transcendence of Romans' own process design level and R&D and manufacturing capabilities, and won the 2019 "Kongming Award" Prod...[Details]
While learning how to make a bootloader, I learned about the experiment of "controlling the LED on and off by pressing an interrupt key". The development board I used was different from the one in th...[Details]
On the morning of April 8, Honeycomb Intelligent Storage (Changzhou) Technology Co., Ltd. (hereinafter referred to as "Honeycomb Intelligent Storage"), Beisheng Co., Ltd. (hereinafter referred to a...[Details]
The "Golden Nine and Silver Ten" peak season of the automobile industry is approaching. Tesla, Volkswagen and other manufacturers have launched a wave of price cuts in August, trying to occupy a favo...[Details]
The use of unmanned aerial vehicles, especially unmanned aerial vehicles (UAVs), has further increased the demand for wireless data and also played a role in driving the use of spectrum. In the def...[Details]
In addition to AI chips becoming a new path pursued by many manufacturers, another newcomer worthy of attention is silicon photonic devices, which actually has great potential. As data interactions...[Details]
When debugging code, everyone likes to use the printf function to output some print information to prompt the execution status of their own code. When I first came into contact with this debugging me...[Details]
1. Principle
The four-quadrant photodetector is actually composed of four photodetectors, one for each detector. The target light signal is imaged on the four-quadrant photodetector af...[Details]
6.2.8 RTC Clock By setting the RTCSEL bits in the backup domain control register (RCC_BDCR), the RTCCLK clock source can be HSE/128, LSE or LSI clock supply. This selection cannot be change...[Details]
ADC, as a channel for converting analog and digital signals, is one of the main sources of digital signals today. With the rise of short video platforms and AR/VR, the production of audio, video an...[Details]
Carnegie Road battery storage facility. Image: Ørsted (www.orsted.com)
Ørsted A/S (CPH:ORSTED) has put into production its first standalone battery energy storage system, a ...[Details]
OTDR: The full name of OTDR is Optical Time Domain Reflectometer. OTDR is a precise optoelectronic integrated instrument that uses the backscattering caused by Rayleigh scattering and Fresnel reflect...[Details]
With the widespread application of automotive LEDs,
the automotive industry
has witnessed the transformation from ordinary light sources to LED light sources.
Driven by the megatrends of...[Details]
Embedded System
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