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At Tesla's Battery Day event, the company announced several innovations in battery technology. Musk unveiled a new power battery, the so-called "truly revolutionary" 4680 model, which is 80mm high an...[Details]
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Japanese chemical giant Showa Denko announced on Wednesday that it will conduct a public acquisition of Hitachi Chemical, a subsidiary of Hitachi, Ltd., and is expected to acquire all shares by March...[Details]
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Heart rate (HR) and blood oxygen saturation (SpO2) are quickly moving from the “nice to have” stage to the “hope to have” stage in the list of features for health and fitness wearables. However, th...[Details]
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1. Set the CKD bit of TIMx_CR1 and set the clock division factor to get fDTS. As shown below: 2. Set the IC1F bit of the TIMx_CCMR1 register to filter the sampling frequency and sampling times. ...[Details]
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Here we mainly need to prepare some necessary software. There are two under Windows: dnw and SecureCRT (HyperTerminal is also OK). First, we test SecureCRT, which is used as a serial port consol...[Details]
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Orange Business Services Zhang Yufeng: China's cloud computing is developing strongly, and new challenges need to be overcome
Orange Business Services Zhang Yufeng
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An investor asked on the investor interaction platform: Mr. Dong, what stage has the construction of Ultrasonic Electronics' new production line and factory reached? Can trial production be carried o...[Details]
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In 2019, new energy pure electric vehicles have been controversial due to a series of fires and spontaneous combustion accidents. Tesla and NIO have been competing with each other, fearing that the "...[Details]
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To get the corresponding voltage value, the values of R1...R6 need to be debugged. The values shown in the figure are for reference only. There will be differences because even if th...[Details]
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Nintendo's new Switch is on the market. Many foreign media reviews have mentioned that the OLED screen has been greatly improved compared to the previous generation. The improvements are mainly refl...[Details]
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Huawei held the IFA 2020 conference on September 3, but the Kirin 9000 chip that the industry was looking forward to did not appear. According to Sohu Technology, the latest news from the industry ch...[Details]
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Vishay Introduces Two New 7th Generation 1200 V FRED Pt® Hyperfast Recovery Rectifiers in SMA (DO-214AC) Packages
1 A rectifier for industrial and automotive applications with Qrr as...[Details]
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In order to ensure that unattended equipment (such as attendance machines, etc.) can still operate after power failure, batteries are usually added as backup power sources. After the power grid is pow...[Details]
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PCF8591 also uses IIC bus. With the bus protocol written last night, it is not difficult. The next step is to consider making an imprecise signal generator. Go to bed! The source code of the iic.h fil...[Details]
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During the operation of the CPU, it is often necessary to interact with peripherals. The interaction methods include "polling method" and "interrupt method".
Polling method:
The...[Details]