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Function Description:
The 4X4 keyboard corresponds to 16 numbers from 0 to F. Pressing any key will display the corresponding number on the common anode seven-segment display.
Circuit Description: ...[Details]
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The circuit shown in Figure 1 is a complete adjustment-free linear variable differential transformer (LVDT) signal conditioning circuit. This circuit can accurately measure linear displacement (posit...[Details]
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1. Spectrum Analyzer A spectrum analyzer, also known as a spectrum analyzer, is a test and measurement device that is primarily used for frequency domain analysis of RF and microwave signals, inc...[Details]
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China Energy Storage Network:
Electricity, as a new commodity with a price that changes 24 hours a day, companies can formulate personalized electricity plans to save costs, and citizens can ...[Details]
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Monitoring distortion on power lines is becoming increasingly important given the performance of compressors and other inductive loads. Alternative power sources, such as wind or solar, are prone t...[Details]
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ABG Instrument is a manufacturer specializing in the production of various working condition instruments. Its ABGD sewage flow meter is suitable for industries such as petroleum, chemical, metallurgy...[Details]
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1 General steps for reading electrical diagrams
1. Read the drawing carefully
After getting the drawings, you should first carefully read the main title bar and related instructions of th...[Details]
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The disadvantages of current semiconductor lighting are mainly in the following aspects:
1. Low light efficiency of high-power LED applications
The commercialized high-power light-emitt...[Details]
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The Nihon Keizai Shimbun reported that Panasonic will adjust its domestic production layout of lithium batteries for mobile phones, computers and other civilian products, expand its production scal...[Details]
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I. Overview 1.1 Five interrupts External interrupt 0 INT0 Timer/Counter (C/T) Interrupt 0 T0 External interrupt 1 INT1 Timer interrupt 1 T1 Serial communication interrupt RX and TX 1.2. Interrupt E...[Details]
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The GPIO configuration for external input and output mainly consists of the following steps: 1.Configuration of GPxCON. The function of each IO pin is multiplexed, and GPxCON determines whether...[Details]
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Looking back and sorting out the development history and current status of my country's telecommunications, radio and television and even the integration of three networks in 2011, we can find that 2...[Details]
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/* Call all initialization functions in a loop*/
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr)
{
if ((*init_fnc_ptr)() != 0)
{
/* When each function fails to...[Details]
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assembly.s .text SPMCR = 0x57 ; RWW area busy flag, read RWW area allowed, allow write program storage area ; void write_page (unsigned int adr, unsigned char function); ; bits 8:15 adr addres...[Details]
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This article introduces a pulse measuring instrument made of a single-chip microcomputer. Just put your finger in the sensor and you can quickly and accurately measure the pulse rate per minute. Th...[Details]