All multimeters are equipped with a dial on the front, which not only has several scales corresponding to various measurement items but also includes various symbols, scale lines, and values, as shown in the figure. Correctly reading and understanding these symbols is fundamental to effectively using a multimeter. Letter Symbols and Their Meanings on Multimeters … Read more
Currently, 3D NAND technology is rapidly advancing, with multiple manufacturers accelerating the development of stacking technologies exceeding 300 layers. On February 20, Kioxia Holdings announced the development of the 10th generation BiCS 3D NAND flash memory in collaboration with SanDisk, achieving new heights in stacking layers, storage density, and interface speed performance. Reportedly, Kioxia’s new … Read more
Choose different smart products and solutions based on different spaces, occasions, and users, ensuring user comfort and convenience, is the mission of Kemi. A city, A building, A community, A house type, A living space, All these characteristics will be endowed with a unique style, depth, emotion, color, and atmosphere by a smart home system … Read more
Any project involving wireless connectivity requires careful consideration of the appropriate technology, where protocol interoperability, transmission distance, and connection robustness are critical design decisions from the outset. Below, we will start with classic Bluetooth and low energy Bluetooth to analyze their advantages and disadvantages. We hope this article can help you choose the right wireless … Read more
Do you still remember the button-based “senior phones” by Daming Lake? Back then, it was nothing like today. Nowadays, everyone has a touchscreen phone in their hands. Whether it’s the elderly, children, office workers, or students… Everyone has a smartphone with a touchscreen. We can’t go anywhere without our phones. Why did the old senior … Read more
(Source: Semiconductor Industry Observation) After more than a decade of accumulation, RISC-V has transformed from an emerging force to a backbone of the industry. On one hand, more and more major companies that previously focused solely on other architectures have entered this field and delivered impressive results. For instance, Qualcomm has shipped 650 million RISC-V … Read more
Source: Toutiao Account – Fat Fu’s Little Cabin First, let’s take a look at a video The chip is continuously magnified It resembles a huge city inside With the continuous advancement of chip manufacturing processes, a chip can now contain over 10 billion transistors. How are so many transistors integrated? This is a Top-down View … Read more
Click the above Computer Enthusiasts to follow us In addition to performance, the 12th generation Core platform has a significant upgrade that many may not have noticed: the enhancement of peripheral connectivity capabilities. The versions and quantities of USB and Thunderbolt interfaces have increased, which is not just for connecting mice and keyboards; the biggest … Read more
▼ Follow our public account: Engineer Looks at the Sea ▼ Hello everyone, I am Engineer Looks at the Sea. Some friends have reported a few calculation errors in this article, and in the spirit of rigor, I am correcting them as follows (the parts in red text). The battery charging and discharging circuit is … Read more
【Click the above「blue text」 to follow the DF Maker Community and become a tech enthusiast】 Old friends should know that we have previously recommended many watch-related projects (there is a collection at the end), and the feedback has been quite good. This week we are recommending another BCD watch project. What is BCD? BCD stands … Read more