Like MicroPython, CircuitPython can easily simulate USB HID devices, and can use the device as a USB keyboard or USB mouse. Let's take a look at the basic usage of USB HID:import usb_hidkb = usb_hid.d...
[i=s]This post was last edited by full_stack on 2022-5-9 00:54[/i]I am grateful to the platform for giving me a trial opportunity. I applied for Wi-FiBLE SoC NANO (WBRU). After consulting Tuya enginee...
Because the speed of writing flash to the node is too slow under the tinyos system, I began to suspect that there was something wrong with the speed of SPI, so I later directly read and wrote FLASH on...
1. StatementThe author does not understand embedded development. The entire reverse process is figured out step by step based on his own reverse experience. Please criticize and correct any mistakes, ...
I have seen that some PCBs have strictly double-sided crossing wiring. Is there any purpose for this?
Just like this picture, Top is horizontal and Button is vertical....
Today, let’s learn about the common automotive electronic reverse connection protection circuits.
01
Why Reverse Battery Protection?
Imagine the following scene: the car has not been driven for a long...
The principle of the 6-bit electronic clock using AT89C2051 is shown in the figure below. As long as the hardware connection is correct, success is guaranteed. In addition, the SET button in the fi...[Details]
The current wave of semiconductor and IC packaging shortages is expected to continue into 2022, but there are also signs that supply may eventually catch up with demand. The same is true for capaci...[Details]
Recently, the Provincial Development and Reform Commission, the Provincial Finance Department, and the Provincial Ecological Environment Department jointly issued the "Jiangsu Province Carbon Peak and...[Details]
Charging for 5 minutes and talking for 2 hours may solve your anxiety about the battery of your mobile phone, but charging for 5 minutes and driving for 2 hours certainly cannot solve the anxiety o...[Details]
In the automotive industry, HBLED technology differentiates vehicles in terms of styling, safety, and fuel economy, ranging from simple switch lighting, LCD backlighting to extremely bright headlig...[Details]
Consumer Reports (CR), an authoritative American media, announced a new study on Wednesday, finding that Cadillac's Super Cruise system is much better than those of Tesla, Volvo, Nissan and other com...[Details]
On November 8, the Guizhou Provincial Department of Industry and Information Technology issued the "Guiding Opinions on Cultivating Advanced Manufacturing Clusters (Draft for Comments)", which ment...[Details]
The Ministry of Science and Technology of China recently approved that the feasibility study report of the National Photovoltaic Engineering Technology Research Center, with LDK Solar as its supportin...[Details]
There has been a lot of attention paid to the development of 5G-based systems and infrastructure, and Analog Devices is one of the companies actively addressing the core technologies and equipment re...[Details]
grab (continuous acquisition)
After the camera is turned on, it will continue to collect images and store them in the temporary space opened by IMAQ. As long as the while loop keeps reading the...[Details]
In 51, we write our own delay functions, whether in assembly or C. Although there are templates, it is still a bit annoying sometimes. Haha. But when we use avr microcontrollers, we are ...[Details]
As energy conservation becomes a major issue in today's world, power management is becoming more and more important, and the improvement of technology is constantly optimizing the energy efficiency...[Details]
Sources told Nikkei Asian Review that Huawei has asked some suppliers to postpone production of its latest flagship smartphone as it considers possible supply chain disruptions from an intensified cr...[Details]
With the development trend of integration, informatization and intelligence in the modern power industry, the power system requires that the station AC power supply, DC power supply, communication pow...[Details]
The electronic components are: a 1K/2W resistor, a 10K adjustable resistor, an IRF540 field effect tube, and a precision reference voltage source TL431. Input a certain DC voltage from the input end,...[Details]
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