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1. Introduction In modern power grids, inductive loads such as motors account for a large proportion. When working, they need to absorb a large amount of reactive power to achieve energy conversion a...[Details]
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After the vehicle stops, the coolant automatically cools and contracts, and the previously discharged coolant is sucked back into the radiator, thereby keeping the coolant in the radiator at a suit...[Details]
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The signal source analyzer is a commonly used instrument for measuring crystal oscillators, PLLs, clock circuits, and phase noise. Dual-channel measurements are used to fully characterize the charact...[Details]
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At the scene, the interference of the frequency converter appears more frequently and is more serious, and even makes the control system unable to be put into use. The working principle of the freq...[Details]
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The summer is scorching, and the heat waves are getting higher and higher.
The hot summer is about to begin.
Has everyone’s summer cooling funds been allocated?
Watermelon, ice cream...[Details]
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.extern main .text .global _start _start: b Reset HandleUndef: b HandleUndef HandleSWI: b HandleSWI HandlePrefetchAbort: b HandlePrefetchAbort HandleDat...[Details]
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In 2020, 5G flagships have been launched one after another, such as the Galaxy S20 series, OPPO Find X2 series, iQOO 3, vivo NEX 3S, Xiaomi 10 series, realme X50 Pro, Black Shark 3 series, Red...[Details]
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Abstract: Voltage divider is a basic circuit model, which is widely used in electronic circuits. In order to simplify the analysis and calculation of analog circuits, the voltage divider model is a...[Details]
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1 Introduction
PSpice general circuit simulation software is currently widely used in the design of electronic circuits. Therefore, full attention should be paid to the learning and applic...[Details]
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The jitter noise floor (Jitter Noise Floor) specification of digital oscilloscopes is often misunderstood and misused, so we think it is necessary to clarify what the jitter noise floor specification ...[Details]
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1. It is imperative to reduce test costs and increase test speed
Any
electronic
product cannot do without small and powerful
chips
. It is the chips that drive the ...[Details]
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1 Introduction
Voltage-stabilized power supply modules are widely used in circuits. Currently popular ones include LM78 and ASM117 series. Most of them have only 3 pins, simple structure a...[Details]
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Kernel version: linux-3.0 u-boot version: u-boot-2010.09 Development board model: FL2440 1. Modify the root file system No modification 2. Add kernel support for nfs 2.1. Partit...[Details]
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/*
*
* Software function: Independent watchdog experiment
*
*/
#include "stm32f10x.h"
#include "delay.h"
/*
函数: void RCC_Configuration(void)
Function: Configure system clock
Parameters: None
...[Details]
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When using GCC to develop ARM, you will definitely encounter compiler problems. For example, you will encounter various warnings and errors when compiling C code. For example, I encountered several...[Details]
Microcontroller MCU
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