A: The kernel driver does not support higher versions of eMMC.
Is there a modified Android 4.4.2 kernel image that can be sent to me for testing?
B:
We have not updated 4.4.2, you can compile and modi...
As the signal rise time decreases and the signal frequency increases, the EMI problem of electronic products has also been paid more and more attention by electronic engineers. The success of high-spe...
[size=4] Integrated operational amplifiers are highly versatile active devices. They can be used not only for signal calculation, processing, transformation and measurement, but also for generating si...
Most of the input and output lines of the MSP430 microcontroller are used. Except for some individual ports, they are basically 8-bit in a group. The ports of different models of MSP430 are different....
[i=s]This post was last edited by RCSN on 2021-6-26 16:28[/i]1. Design Intention
Last year, when I was on a business trip, I needed a lot of serial communication or debugging on site. I also brought a...
I am a newbie in microcontrollers, please give me some advice!!!
Design a battery voltage detection device
Voltage displayed on LCD1602
When the voltage is lower than 2.6V, the indicator light flashes...
Real-time supply chain visibility and increased transparency into purchase orders help synchronize all aspects of a high-tech global supply chain, improving customer service.
Over a...[Details]
Meaning of three-phase asynchronous motor model
Now let's take the three-phase asynchronous motor YS series of Senli Motor as an example: the YS series belongs to the small Y series motor with...[Details]
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In recent years, the characteristics of LED light sources, such as high efficiency, long life, and green environmental protection, have been recognized and valued by peo...[Details]
According to foreign media reports, researchers have designed and invented a new sodium ion conductor that can be used in solid-state sodium ion batteries. This conductor can remain stable when combi...[Details]
1. Every time we insert a USB flash drive, the device node /dev/sda%d of the USB flash drive will be automatically created. This is because device_create() is called inside, and the mdev mechanism ...[Details]
(1) Waveforms that need to be tested when repairing switching power supplies
The LCD switching power supply is a high-current, high-voltage circuit, and also the circuit with the highest failure ...[Details]
The DS3984 and DS3988 are multi-channel cold cathode fluorescent lamp (CCFL) controllers. These controllers use a push-pull
drive
architecture to convert the DC supply voltage into
the high-volt...[Details]
On May 8, 30 key national information and innovation companies, including Loongson, Huawei, and Feiteng, signed contracts to settle in the Beijing Economic and Technological Development Zone. Accordi...[Details]
Electric vehicles and light electric motorcycles are becoming more and more popular due to their low energy consumption, green and environmental protection, and have become a major direction for fu...[Details]
When it comes to buying a car, you need to consider price, appearance, and performance, but in addition to these, "new technology" is also the focus of many people's attention. At present, the homoge...[Details]
Baidu's autonomous driving business was once again reported to be split from its Intelligent Driving Business Group (IDG). As early as October last year, media reported that Baidu's intelligent drivi...[Details]
ITO glass technology SiO2 barrier film specifications
SiO2 Barrier Film Specifications
1Soda-lime (Na-Ca) glass used in liquid crystal displays usually needs to be coated wit...[Details]
CPSR register (program status): T flag: 1: THUMB state (instructions are 16-bit half-aligned) 0: ARM state (instructions are 32-bit aligned) I, F: interrupt mask bits, setting them to 1 ca...[Details]
After a few years, you may not have to move bricks anymore.
On February 15, Monumental, a construction
robot
startup, announced on its official website that it had completed a new roun...[Details]
What does induction motor mean?
An induction motor is an electric motor that works on the principle of electromagnetic induction. It works by generating a rotating magnetic field on the st...[Details]