Let me briefly explain my situation. I just graduated this year. I stayed in school because my performance in the four years of college was pretty good. But I am quite confused about my personal devel...
Define float a=1.1, b=2.2, c; that is, define three single-precision floating points c=a*b; This instruction uses 5 system clocks c=a*b; c=a*b; Calculating it twice together uses 9 system clocks c=a*b...
Hello everyone, I changed a ucos-iii task on stm32f103rb today, I don't know why? When I changed the startup file to startup_stm32f10x_hd.s, the system can run normally on the development board, but i...
[b][size=18px]Technical Description[/size][/b] [color=#000][font=Arial][/font][/color] [color=#000][font=Arial][size=18px]Therefore, when we design the circuit, we only need to connect these two pins ...
We all know that MSP430 has an ultra-low power working state. According to the user manual, Active Mode: 220 μA at 1 MHz, 2.2 V; Standby Mode: 0.5 μA; Off Mode (RAM Retention): 0.1 μA
But this only gi...
8086 program, why is there no response on the board when I execute the code? The port and other things are correct. Can someone help me look at it? The code is as follows data segment ioport equ 0d400...
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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[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. 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]
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]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]