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Two working states 1. ARM state: the processor executes 32-bit aligned ARM instructions; 2. Thumb state: The processor executes 16-bit aligned ARM instructions. The difference between them is that ...[Details]
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In the teaching of labor skills and physics, the "working principle of the rotating magnetic field generated by a three-phase asynchronous motor" is a content that students find abstract and diffi...[Details]
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When configuring the STM32 timer, the timer interrupt enable, timer enable, and clear update interrupt flag have different effects when the three programs are executed in different orders, as follows...[Details]
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1. Brief Introduction Infrared remote control is a wireless, non-contact control technology with strong anti-interference ability, reliable information transmission, low power consumption and low cos...[Details]
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#include reg51.h #include absa CC .h #define uint unsigned int #define uchar unsigned char #define N 128 /*define sampling length, such as 128 points*/ sbit BYTE=P1^0; sbit RC=P1^1; sbit B...[Details]
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Linear regulators have long been widely used in the industry. Before switch-mode power supplies became mainstream after the 1960s, linear regulators were the foundation of the power supply industry...[Details]
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A frequency measurement system with high reliability, high precision, simple use and easy maintenance is proposed and developed. The system is used in the field of power electronic measurement. Its ...[Details]
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ams AG (SIX: AMS), a supplier of high-performance sensor solutions, and Senova, a German-based manufacturer of in vitro diagnostic medical devices, announced yesterday that they have successfully lau...[Details]
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What is AVR microcontroller AVR microcontroller is an enhanced RISC (Reduced Instruction Set CPU) high-speed 8-bit microcontroller with built-in Flash developed by ATMEL in 1997. It can be widely...[Details]
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When connecting the DUT, in addition to using shielded and guarded cables, it is also very important to connect the appropriate terminals of the Keithley 4200-SCS to the appropriate terminals of the d...[Details]
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With the acceleration of energy transformation and the deepening of power system reform, the relationship between energy, electricity and users has become increasingly close, and the concept of "in...[Details]
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On April 24, CSG A released its 2021 annual report stating that the company achieved operating income of 13.629 billion yuan in 2021, a year-on-year increase of 27.72%; net profit attributable to sha...[Details]
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Although many in the industry believe that analog and digital technologies will soon compete for dominance in the control circuits of power- conditioning devices, the reality is that when it come...[Details]
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TDA8902J digital power discharge principle diagram: Figure 3 is the TDA8902J digital power discharge principle diagram. In the figure, Rosc is the timing element that determines the oscillation fre...[Details]
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The basic principle and selection of resistance tester
1. Withstand voltage tester
Withstand voltage tester is also called electrical insulation strength tester or di...[Details]
DSP and ARM Processors
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