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Design requirements (1) The frequency of sine wave and square wave signals can be measured, and the frequency range is: 1 Hz~10 kHz. (2) The signal Vpp is 0.1~3 V. (3) The test results are displayed ...[Details]
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Management of program memory of 51 series microcontrollers:
Each ROM unit (byte) corresponds to a unique 16-bit address code (Address).
When the CPU wants to fetch instructions from a cer...[Details]
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Magnetic flap level gauges can realize real-time measurement and display of liquid levels and are widely used in liquid level measurement of various industrial production equipment such as tanks, tow...[Details]
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As electric vehicles become more popular, the demand for on-board charging equipment is also increasing. For electric car owners, choosing the right charging equipment is crucial. There are a varie...[Details]
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1. The existing evaluation system cannot ensure the real-time performance of vehicle identification For autonomous vehicles, identifying obstacle vehicles is a key technology in the autonomous vehi...[Details]
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According to the Shanghai Lingang official account, the unveiling ceremony of the ROHM-Zhenqu Technology Silicon Carbide Technology Joint Laboratory was held in the Lingang New Area of the China (S...[Details]
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Video intercom is a set of modern services for well-off houses, which provides two-way video calls between visitors and residents, and achieves dual recognition of image and voice to increase secur...[Details]
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LED Street Light and Area Lighting Driver Selection
The power of area lighting applications is generally higher than 40 W. Depending on the application conditions or requirements, different ...[Details]
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The process design of LED includes chip design and chip packaging. At present, the packaging technology of high-power LED and its heat dissipation technology are hot topics in today's society. The ...[Details]
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With the improvement of living standards, people are paying more and more attention to their own health problems, and home medical equipment has also received widespread attention. However, the fluor...[Details]
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Step 1: Set the pins used for the serial port. The receiving pin is GPIO_Mode_IN_FLOATING; //Floating input
The sent value is GPIO_Mode_AF_PP; // Multiplexed push-pull output
Step 2: Set void N...[Details]
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"In the next 3-5 years, the amount of sensing connections will be massive, and we will work together with power generation companies, equipment integrators and operation and maintenance companies, ...[Details]
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The running current of the motor refers to the current required by the motor under normal working conditions. The running current of the motor is determined by the design parameters of the motor, u...[Details]
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It is no longer a new thing for Huawei to enter the field of automotive chips. Last year, Huawei officially established the Intelligent Automotive Solutions BU department, and in November this year, ...[Details]
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pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
MEMS sensors
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