[p=30, null, left][font=宋体][font=Verdana][size=4][color=#000000][b]In the design of optical transmitter module, using laser driver to drive high-speed laser diode to emit light is the core of the whol...
Please write a C function that returns 0 if the processor is Big_endian; if it is Little_endian, it returns 1. (Tip: How Big_endian mode and Little_endian mode store operands)...
Today, my teacher brought me an air purifier that he bought from Japan. The reason is that he plugged the voltage into 220V by mistake. I wonder if any forum friends have similar experience? Is there ...
I used this development board a long time ago and it seemed to be fine. I also did the serial port experiment. But when I used it again today, I found such a serious problem. [/color] [color=#252525]T...
I want to get voltages of plus or minus 15V and 5V, and use a linear chip to stabilize the voltage to get plus or minus 15V and 5V. If the AC power 220 is converted to 24V (switching power supply), an...
[i=s]This post was last edited by jinglixixi on 2020-12-25 18:00[/i]The previous article introduced using STM32L452RE to drive the OLED screen, but its screen is relatively small. This time, it will b...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
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. 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]
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]
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]
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]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[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]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]