[i=s]This post was last edited by qwqwqw2088 on 2020-5-25 08:39[/i]When talking about polarization, we talked about the term "false charge", which means that the battery looks full, but in fact, durin...
Recently, the National Highway Traffic Safety Administration (NHTSA) of the U.S. Department of Transportation issued the first "Occupant Protection Safety Standards for Vehicles Without Driving Contro...
Starting from the question:
First, in the F28335 core, there are 16 analog conversion input channels after multiplexing. Multiplexing actually exchanges time for resources. The 16 channels certainly c...
I want to use a Bluetooth module and connect it directly to a lithium battery (4.2v). However, the maximum supply voltage of the Bluetooth module is 3.6V, and the maximum supply voltage is 150mA. I ho...
1. Why do we need Cache?The access speed of large-capacity memory (such as DRAM) is limited, and is generally much slower than the CPU clock speed; small-capacity memory (such as SRAM) can provide fas...
challenge
Over the past few years, the number of portable devices such as laptops, mobile phones, and media players has grown significantly. These devices with more features and functions require mor...[Details]
When I was drawing the schematic today, I found a problem. The wireless module is 3.3v, and I have to connect a 5v dot matrix screen to this board. For this reason, I thought of dividing the power su...[Details]
1. Conditioning
This word refers to the "adjustment" or "adaptation" of the board itself in a broad sense, so that it can adapt to the subsequent conditions. In a narrow sense, it means that th...[Details]
It seems simple enough. If you want to reduce the cost of testing ICs, you need to test two or even four devices together. Memory manufacturers have proven the value of this approach beyond a reaso...[Details]
Recently, someone sold a Nokia prototype on eBay. What is special about this prototype is that it runs an unknown operating system. The front of the phone's box says "Kataya", which could be the na...[Details]
Data recently released by SNE Research, a Korean battery market research institution, shows that from January to November 2022, the global installed capacity of power batteries was 446 GWh, a year-on...[Details]
1. The reason why the capacitance increases even though the capacitor becomes thinner According to the mathematical expression C = ε × S / d, there are three ways to increase the electrostatic ca...[Details]
Recently, the escalating trade frictions between China and the United States have had a certain negative impact on many industries in my country, including the lithium battery industry.
On Aug...[Details]
According to foreign media reports, researchers at the Technical University of Braunschweig are studying a new way to determine location - radar sensors map the ground to determine the exact position...[Details]
On December 28, the "Zhixinyuan" industrial projects under Shanghai Real Estate Minhong (Group) Co., Ltd. located in the Lingang New Area of Shanghai Free Trade Zone were signed and delivered. The...[Details]
Key points:
Basic requirements for developing automotive circuits
Design Tips for Minimizing RF Interference in Automotive Circuits
Manufacturing and reliability techniques for autom...[Details]
Jiwei.com reported on December 17 that the well-known digital blogger @数码闲聊站 revealed the Geekbench5 running score of the vivo X60 Pro engineering machine, with a single-core score of 888 points and ...[Details]
1. Cache
We often see that CPU parameters often mention the 1st, 2nd, and 3rd level cache capacities, and sometimes there is also an L1$ label. What is this?
TLB and t...[Details]
cost:
The short-term growth of automotive LiDAR is highly certain, and the cost is continuing to fall. The transceiver module accounts for the majority of the BOM cost of LiDAR, and the transc...[Details]
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