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On February 27, China FAW officially announced that the power battery project of FAW Fudi New Energy Technology Co., Ltd. was officially started in Changchun City, Jilin Province on February 26. It i...[Details]
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Apple issued a statement on the 19th saying that it would not place new orders with the Taiwanese iPhone OEM until Wistron took corrective action against its Indian factory where riots broke out last...[Details]
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This evening, vivo held a new product launch conference and officially launched the vivo S15 series. It is positioned in the mid-to-high-end market, equipped with Snapdragon and Dimensity dual-core, ...[Details]
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1. SD card boot As the name implies, the boot code is stored in the SD card, and the device boots from the SD card. There are some advantages to booting from an SD card: for example, you can flash th...[Details]
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Recently, the development of the pneumonia epidemic caused by the novel coronavirus has touched the hearts of all Chinese people. As a key state-owned enterprise related to national energy security...[Details]
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I am a newbie. I saw this chip (W801) on Taobao and felt that it was very cost-effective. I took it to learn. I wrote down my development experience and configured the environment first. If there are...[Details]
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On March 25, Hengtong Optic-Electric issued an announcement stating that its holding subsidiary Hengtong Rockley Technology Co., Ltd. launched the mass-produced version of the 400G QSFP-DD DR4 silico...[Details]
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Serial Communication
When exchanging information between a terminal and a computer or between computers, in addition to parallel communication, serial communication is often used. Parallel communicat...[Details]
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Primary batteries can only be discharged once, while secondary batteries can be charged and discharged repeatedly for use in a cycle. When rechargeable batteries are discharged, reversible changes occ...[Details]
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The voltmeter is connected in parallel in the circuit under test to measure the voltage value of the circuit under test. According to the nature of the voltage measured, it is divided into DC voltmet...[Details]
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1. Classification of LCD screens STN is the main component of early color screens. The general STN still has 256 colors. Its advantages are: low price and low energy consumption. TFT has good bri...[Details]
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1. Main circuit
The whole process from AC grid input to DC output includes:
1. Input filter: Its function is to filter out the noise in the power grid, and also to prevent the noise g...[Details]
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Continue to introduce the PWM module of Freescale HCS12 series microcontroller (9) PWM Channel Counter Register PWMCNTx is the PWM channel count register, and the counter value can be read at an...[Details]
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0 Introduction Integrated circuit testers can be used to measure the quality of integrated circuits and are widely used in electronic laboratories. In actual use, it is found that some testers produ...[Details]
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According to Qichacha, on October 21, Zhongke Shenlan Huize New Energy (Changzhou) Co., Ltd. (hereinafter referred to as "Zhongke Shenlan Huize") completed a Pre-A round of financing, with Sinopec ...[Details]