I changed the size of dwmmc fifio in the device tree, but the speed didn't change. It's still 4MB/s. I hope it can reach 1(X)MB/s under Linux. Is there any better solution? Thanks!!...
[size=14px]Why do you want to play with Qinheng's microcontroller? [/size][size=14px] [/size][size=14px] 1. Impression of Qinheng [/size] [size=14px] First of all, the CH340 in the serial port debuggi...
Please help me, experts. I want to make a frequency test circuit. If you know how to do it, please tell me. There is a cash reward. Specifically, I want to measure a signal with a frequency of about 1...
I want to write a code to control a stepper motor and let it rotate 10,000 times, but I was completely confused when I got the motor. There are six pins: GND, A+, A-, B+, B-, and VCC. 1. If the pulse ...
[align=left][font=微软雅黑][size=3] In 2015, which is about to pass, I have experienced many changes in my work and need to move forward silently on the road of technology. I am engaged in automotive elec...
I want to write a program that uses GPRS on 6915. I need the 6900 series SDK. Does anyone have it? Can you give it to me? Mail: starmanwt@sina.com Thanks in advance....
1. Several nouns
ABI:
The specifications that an executable file must follow in order to run in a specific execution environment;
Separately generated relocatabl...[Details]
Whether it is an electric car or an ordinary fuel car, for the vast majority of car buyers, the final cost of use is what they care about most. For fuel cars, how to save fuel is what drivers care ...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
To improve the lateral active safety of intelligent connected vehicles, the identification and definition of unexpected functional safety scenarios for the EPS (Electronic Steering System) ...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[Details]
The number of new energy vehicles in use is increasing, and there are multiple choices available. New energy vehicles can be divided into hybrid and pure electric, and the types of hybrid include m...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]