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0 Introduction
The pan/tilt controller designed with a single-chip microcomputer as the core can control the camera to move over a large range and at a wide angle in monitoring situations, so ...[Details]
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With the development of power electronics technology, high-power and high-current DC power supplies are required in many occasions. The DC fast-control power supply used in the magnetic confinement...[Details]
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AAPCS defines some standards for the ARM architecture. Here we only focus on the function call part. As shown in Figure 8, AAPCS defines the R0~R15 registers of ARM and clarifies their responsibiliti...[Details]
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ARM microprocessors support load/store instructions for transferring data between registers and memory. Load instructions are used to transfer data from memory to registers, and store instructions per...[Details]
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#include
#define uchar unsigned char
#define uint unsigned int
sbit DQ=P1^6;//ds18b20 and microcontroller connection port
sbit RS=P1^0;
sbit RW=P1^1;
sbit EN=P1^2;
sbit BEEP=P1^7;
//unsigned ...[Details]
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Traditional product-level signal sources can only generate a single signal, which cannot meet the needs of scientific research and actual testing. Especially in complex aerospace environment experi...[Details]
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When the battery is fast charged, an inappropriate charge termination method may lead to a shortened battery life. At present, environmentally friendly NiMH batteries will gradually replace NiCd ba...[Details]
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1. A brief introduction and implementation of exceptions and interrupts There are a total of 7 modes in S3C2440 (as shown in Figure 1), among which there are 5 exception modes: svc (management mode),...[Details]
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During the first wave of the pandemic, government assistance eased economic hardship as families around the world struggled to work and study as normal. The latest research report released by Strateg...[Details]
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/************************************** Main chip: STC12C5A60S2 (1T) Working frequency: 12.000MHz **************************************** / #include"REG51.H" #include"INTRINS.H" typedefunsignedch...[Details]
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0 Introduction
LED billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, most of the information displayed on LE...[Details]
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At 1 a.m. on October 14, Apple will officially hold a new product launch conference, and the protagonist will be the iPhone 12. Judging from the information currently exposed, this new phone wi...[Details]
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When engineers use an oscilloscope to measure the output signal of a switching power supply, they often find that the signals of the two measurement channels interfere with each other (crosstalk). If...[Details]
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Third-order RC active low-pass filter circuit diagram
The calculation formula is cut-off frequency F=1/(WR1C1), R1=R4=2R2=2R3, C1=10C. ...[Details]
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"Setting a New Benchmark for GaN Technology", the usually conservative Power Integrations (PI) rarely uses such a striking title to announce a new IC - the 1700V rated GaN InnoMux2, manufactured us...[Details]
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