This work is to design a water cup holder that can detect the use status of the water cup and remind the user to drink water in time. The preliminary design of the system state machine is shown in the...
The director and the section chief were riding in the elevator together. The director farted and said to the section chief: You farted! The section chief said: It wasn't me. Soon the section chief was...
We only know that the optical attenuation is 1dB and the electrical attenuation is 2dB. But why is there such a quantitative relationship? ? ? :time:...
EVM: Error vector magnitudevector errorEVM is one of the most important indicators in the field of digital communication. It is affected by the following 7 aspects.1. IQ branch gain imbalance. Assume ...
I seldom asked about my classmates' salaries, but I couldn't avoid other classmates asking me. My salary is very low, and it's still not over 10,000 after working for 4 years. I was too embarrassed to...
The CC2640R2F device provides a fully certified leading edge Bluetooth 5 protocol stack supporting high-speed mode for single-mode Bluetooth low energy applications. The CC2640R2F is part of the Simpl...
Point laser measuring instruments are also called laser displacement sensors. From a principle point of view, they include triangulation type, spectral confocal type, optical interference type and ot...[Details]
//DS18b20 C language driver, three-digit digital tube display, read the current ambient temperature, accuracy of 0.1 degrees, temperature range 0-99 degrees //DS18B20 detailed pin function descripti...[Details]
Braking performance is one of the key indicators of motor vehicle safety testing. The testing methods include road test method and bench test method. According to GB7258-1997, the road test method ...[Details]
On April 24th, local time in the United States, TSMC held the "2024 TSMC North American Technology Forum" in the United States, disclosing its latest process technology, advanced packaging technolo...[Details]
400 km of charging in 10 minutes, with energy replenishment efficiency close to that of fuel vehicles. At 3 pm on August 16, CATL, the world's leading power battery manufacturer, held its first off...[Details]
In the development of electric vehicle (EV) technology, the role of batteries is crucial. However, in order to optimize the performance of the entire vehicle, the comprehensive consideration of the...[Details]
1. ISP download instructions: 2. Configure the clock fuse: The clock cannot be configured randomly. It is best to use an internal or external crystal oscillator. Configuring it to other settings m...[Details]
Japanese media reported on September 16 that Japanese companies are being hit increasingly hard by the trade war, but few Japanese companies plan to withdraw from China. According to a report on the ...[Details]
Although it is a new thing, the "famous" DPU battlefield is already filled with smoke. Since Nvidia named its Mellanox-based SmartNIC card "DPU" last October, the concept has become popular. Although...[Details]
The strength of encryption depends largely on the quality of the encryption keys. Australian cybersecurity company Quintessence Labs, which uses quantum physics to build data security tools, has deve...[Details]
1. Working Principle Press the reset space key, connect to the power supply to get a high level, and add it to the CD end of the 4 D flip-flops, so that the ends of the 4 flip-flops output a high leve...[Details]
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By using embedded technology, installing intelligent controllers on industrial systems and conducting online monitoring and detection, faults can be discovered and handled in a ti...[Details]
Recently I have done a test on the PIC low power microcontroller, so I have to set different IO port states to test the power supply situation. I use a multimeter in series to measure the current. Th...[Details]
As NFC technology, chips, terminal devices, etc. are gradually improved, the NFC ecosystem is also becoming increasingly mature. Therefore, various emerging application services have begun to appe...[Details]
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