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1. The concept of quantization error
We all know that the A/D of the oscilloscope has only 8 bits, which means that for any voltage value, there are only 256 0s and 1s to reassemble. If the...[Details]
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1 Introduction Realize key control of a digital tube display 2. Theoretical explanation We see the circuit diagram, as shown in the figure, each button is connected to a port of the microcontroll...[Details]
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High-power LED is one of the most important means to achieve high luminous flux. There are many advantages and disadvantages of using high-power LED lighting. How to use high-power LED well is the ...[Details]
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OnePlus 9R has officially started recruiting for the ColorOS 12 upgrade public beta, and users can submit applications. Today, Liu Zuohu posted on Weibo, explaining the development process of ColorOS...[Details]
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BSF STATUS,RP0 CLRF EEADR ;Address 0 MOVLW .9 MOVWF EEDAT ;The data to be written is 9 BSF EECON1,WREN ;Enable writing MOVLW 0X55 MOVWF EECON2 MOVLW 0XAA MOVWF EE...[Details]
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Unlike consumer and industrial MCUs, the Flash inside automotive MCU chips is generally divided into PFlash (Program Flash) and DFlash (Data Flash). EEPROM is usually simulated through Data Flash. ...[Details]
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For well-known reasons, most of Huawei's current mobile phones are mainly 4G models, and now it has been revealed that the Huawei nova9 series supports 5G networks. Digital blogger @菊厂影业Fans...[Details]
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Recently, China Communications Construction Yu Ke, a subsidiary of NavInfo, and Beijing Nebula Internet Technology Co., Ltd. officially signed a strategic cooperation agreement in Beijing. According...[Details]
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On August 27, UniStrong released its semi-annual performance report, stating that its operating income in the first half of 2021 was approximately 907 million yuan, a year-on-year increase of 30.96%;...[Details]
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Power supply test items
1. No-load current: (Adaptor type)
In general, the smaller the no-load current value, the lower the power consumption of the product. Through experiments, it is found t...[Details]
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As a well-known company in the motion controller industry, Xiechang Technology has gradually extended its business to the upstream power chip field through the acquisition of Kaisi Semiconductor, and...[Details]
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The next smartphone from iQOO will be the iQOO Neo 6 SE, which is set to be released on May 6 and will succeed the iQOO Neo 5 SE that was released last year. Ahead of the launch, the brand has been t...[Details]
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As the number of confirmed cases of the new coronavirus worldwide exceeded 2 million, the falling dominoes hit the home appliance industry represented by Gree, Midea, Haier and Hisense. On the evenin...[Details]
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With the emergence of intelligent residential areas, traditional doorbells are no longer suitable for modern families. People hope to understand the situation of visitors in a new way, while ensuring ...[Details]
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On October 24, Bloomberg reported yesterday that Arm plans to cancel the license that allows its long-term partner Qualcomm to use Arm intellectual property to design chips.
Today, analy...[Details]
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