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...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]