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....
The TIA Portal software's shift instructions shift the contents of an accumulator bit by bit to the left or right. The number of bits shifted is determined by N. A left shift of N bits multiplies t...[Details]
To enable real-time monitoring of home security and automatically dial a number for voice prompts or send text messages when an alarm occurs, a GPRS-based embedded telephone alarm system was design...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
On August 25th, Apple's expansion in India encountered new troubles. According to Bloomberg, Foxconn Technology Group has recalled approximately 300 Chinese engineers from India, further hindering ...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
Recently, AstroBo Robot, a subsidiary of Chenxing Automation, launched a new mobile collaborative palletizing product. Leveraging an omnidirectional mobile chassis, an intelligent scheduling system...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
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According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
Batteries, at the core of new energy vehicles, are crucial to vehicle performance and range. Existing automotive batteries are categorized into lead-acid and lithium batteries. Currently, new energ...[Details]