travis: Add BLE submodules to ESP32 IDF4 build.
esp32/boards: Enable BLE by default when building with IDF 4.x.
esp32: Implement BLE using Nimble from IDF 4.x....
[i=s]This post was last edited by kit7828 on 2022-3-10 14:00[/i]There is a ch2601_rgb_marquee_demo in the routine of Pingtou Ge, which is a demo to realize the three-color marquee effect of RGB LED la...
1. Reasons for Zigbee reconnection(1) Zigbee disconnects due to poor signal quality caused by interference from various reasons.(2) The coordinator restarts.
2. Processing of Zigbee terminal reconnect...
I'm glad that another netizen has joined the EEWorld moderator team~Here is the new moderator information:
Username: God is innocent
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In FreeRTOS, each task has its own stack, the size of which is determined by the function parameters of the xTaskCreate function when the task is created.However, when the stack space used by a task e...
Since the electrification of automotive electronics, the main development model of automotive software has been embedded software development within the electronic controller, and the EE architectu...[Details]
One of the most important specifications of an op amp is its input offset voltage. This voltage can be ignored for many op amps, but the problem is that offset voltage changes with temperature, f...[Details]
According to digitimes, the U.S. Department of Commerce's latest ban on Huawei officially came into effect on September 15, but now it has approved Intel and AMD to continue supplying Huawei. The U.S...[Details]
Recently, Beijing Kangmeite Technology Co., Ltd. (hereinafter referred to as "Kangmeite"), a Mini LED packaging adhesive company, received investment from GF Qianhe. Kangmet was founded in 2005 by a ...[Details]
It can be implemented in the application. Do not change the kernel driver. Write a small program: #include stdio.h #include fcntl.h #include sys/ioctl.h void keep_LCD_screen(void) { ...[Details]
Mouser Electronics, an electronic component distributor focused on introducing new products and providing a wide range of inventory, announced that it has signed a global distribution agreement with ...[Details]
Almost any device that plays or records audio has audio metering capabilities, from cell phones that display a bar graph of audio output level to home stereos with flashing LEDs to live broadcasts....[Details]
As an important application of embedded information products, the use and design of single-chip microcomputers are facing new challenges. On the one hand, people have higher and higher requirements...[Details]
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Open drain structure
The "drain" mentioned in the concept of the so-called open-drain circuit refers to the drain of the ...[Details]
On May 12, Japanese wafer factory SUMCO announced its first quarter results ending March 31, 2022. According to the report, SUMCO's operating income in the first quarter was 100.449 billion yen, a y...[Details]
On November 24, Derun Electronics stated on the investor interaction platform that the company was the first in the industry to develop and mass-produce 22kW 800V platform high-power on-board charger...[Details]
Introduction to Integrated Function Generator 8038
In the previous section, we have discussed circuits for generating sine and non-sine wave signals using discrete components or locally integrated ...[Details]
On July 25, according to the latest news from the supply chain, in order to speed up stocking, TSMC has received many orders from Chinese manufacturers, who are willing to pay a 40% premium.
A...[Details]
It is often assumed that components of electric vehicles would be state-of-the-art, and charging barriers are no exception. After all, charging a car is a frequent, daily necessity. Charging operat...[Details]