I have now connected the CC2541 development board to the Bluetooth main module.The CC2541 development board sends data to the Bluetooth main module, and the Bluetooth main module can receive it.
Howev...
The transistor has two working states: static and dynamic. The DC working state of the transistor when no signal is added is called static , and the current of each pole is called static current. The ...
[i=s]This post was last edited by chrisrh on 2022-2-8 11:25[/i]Using Finsh component based on RTThread_rt_kprintf
①. Click on the green brick②. Check ShellOK, cmd, msh and shell are added to the proje...
Abstract: Based on the characteristics of ARM chip and FPGA, a communication scheme between ARM and FPGA artificial neural network processor is designed. This scheme uses ARM's ZDMA controller to con...[Details]
Today (31), the latest report released by market research firm TrendForce shows that the output value of wafer foundry in the second quarter of 2021 reached US$24.407 billion, a quarterly increase of...[Details]
On the morning of May 24, Apple recently updated its product support documents, officially confirming the support of the HomePod series of products, AirPods series of headphones, and Apple TV s...[Details]
1 How can the downstream make as much money as the upstream? What many people didn't expect was that Sony released the VISION-S concept car without warning during the 2020 CES International Consu...[Details]
In order to obtain high-power LED devices, it is necessary to prepare suitable high-power LED chips. The common methods for manufacturing high-power LED chips internationally are as follows:
①...[Details]
introduction
Data acquisition is widely used in the field of oil exploration and production, covering almost every aspect of oil exploration and production. Traditional data acquisition systems can...[Details]
In recent years, as components have become more complex and have multiple channels and other complex issues, testing has become more difficult and the structure has become more complex, increasing th...[Details]
In April 2019, SAIC Roewe released a very special car: Marvel X Pro. As a fully upgraded version of Marvel X released a year ago, its most special feature is the substantial upgrade of the "AI Pilo...[Details]
Preface
This chapter uses the Lumberg observer to perform sensorless control of permanent magnet synchronous motors. First, the principle of the Lumberg observer is analyzed, and then a full-o...[Details]
Currently, the popularity of domestic semiconductor chips is increasing. Especially with the growth of domestic car sales, the call for domestic automotive-grade chips is growing. The news of suppl...[Details]
1. The following systems should pay special attention to anti-electromagnetic interference:
(1) Systems with extremely high microcontroller clock frequencies and extremely fast bus cycles.
(2) Sy...[Details]
On October 28, Core Technologies released its third quarter report for 2021. According to the announcement, Core Technologies achieved revenue of approximately 1.716 billion yuan in the first three q...[Details]
Electrostatic voltmeter is a commonly used pressure instrument , which is used in many industries. When using electrostatic voltage pressure gauge, users need to know the usage knowledge, which is ver...[Details]
The timer of the microcontroller is indeed very powerful. It occupies more than 100 pages in the reference manual, which is more than 1/4 of the reference manual. The timers of STM32 are divided into...[Details]
introduction
The electronic compass is a device that uses the geomagnetic field to achieve orientation and has been widely used in various navigation and positioning systems. The widespread applica...[Details]
RF/Wirelessly
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