I recently attended a local (Seattle) meeting of the IEEE Electromagnetic Compatibility (EMC) Society, which is not where I live, but I highly recommend it to you, where you can learn more about the b...
I just learned KEIL and assembler, and I don't know how to solve the error. [Program MAIN.ASM] ORG 0000H LJMP MAIN ORG 0100H MAIN: MOV SP,#80H lcall aaa nop nop sjmp $ #include "M_01.ASM" END [Program...
What are the popular voice ICs at present? They should be simple, cheap and applicable. I need to use a single-chip microcomputer to control the voice IC broadcast time. In addition, I heard that the ...
As the title says, I used external interrupt 1, and then used it somewhere in the program
__disable_irq(); // Disable the general interrupt. . . . . .
EXTI_ClearITPendingBit(EXTI_Line1); //Clear inter...
[color=#13b87][backcolor=rgb(215, 223, 232)][font=微软雅黑, 黑体][size=18px]I drew my own schematic template in AltiumDesigner Summer 9, and saved it as the correct type. Why can't I call it up in the "Docu...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Analog electronics
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