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Nokia has certainly been trying to make a comeback in the smartphone market in recent years, but it has yet to break into the high-end flagship market. While there have been rumors about the Nokia ...[Details]
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Model: LCD12864a3 Driver: ST7920A
Chinese character display coordinate diagram:
Graphical display coordinate graph:
/*==================== lcd12864.h =====================*/
#ifndef _LC...[Details]
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Once 4680 is equipped, it is very likely that Tesla will start to slaughter new energy mode. A month ago, Tesla released a new power battery 4680 at the "Battery Technology Day". Compared with t...[Details]
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Introduction Liquid crystal display devices (LCD) are being widely promoted and applied in the field of measurement and control due to their advantages of displaying more information, small size, lig...[Details]
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Electromagnetic flowmeters are now widely used in industrial production, especially in the field of water flow measurement. Even many water companies use electromagnetic flowmeters to measure large-c...[Details]
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Electrical knowledge - SIMATICS7-1500 electric control motor, two-site control motor start and stop
1. Design of motor inching control
Generally, PLC is not used to implement jog control ...[Details]
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1. Shift blocking #include reg52.h #define uint unsigned int #define uchar unsigned char void delayms(uint xms) { uint i,j; for(i=xms;i 0;i--) for(j=110;j 0;j--); } void main() { fly Su8Da...[Details]
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In most cases, the communication between the two peripherals requires a lot of interrupt processing time in addition to the signal on one peripheral letting the other peripheral know that it has somet...[Details]
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Lead and cadmium are the most frequently measured toxic elements in environmental protection, environmental medicine and food analysis. The level of lead and cadmium in water treatment agents is dir...[Details]
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China
Energy Storage Network News: Experts and enterprises discussed the new industries, new formats and new models of energy internet, the analysis of energy internet and power system reform...[Details]
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1 Introduction
For high-precision sensors, temperature error has become a serious obstacle to improving their performance, especially in applications where the ambient temperature changes greatly...[Details]
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Dutch telecom company Royal KPN NV said it will choose a Western vendor to build its core 5G mobile network, making it one of the first European operators to say it will not choose Huawei for 5G cons...[Details]
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According to a report on the Nature website on the 9th, researchers from the US Quantinum quantum computing company said that they have "created" anyons on a quantum processor for the first time. T...[Details]
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The host computer serial port communication mainly introduces the initialization of the communication serial port and the reading of serial port buffer data. Because it is only read as an instruction...[Details]
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Linear DC regulated power supply
Figure 1-7 shows the schematic diagram of a linear DC regulated power supply. We can use Ohm's law for the entire circuit to discuss the efficiency of this circuit....[Details]
Programming Basics
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