background
After developing two project modules, for example, A is I2C driver and B is BLE communication; now you need to merge A and B into one project and release the final project;
AB is as follows...
传媒学子onsemi and Avnet IoT Innovation Design Competition
[size=4]In daily life and production, we often need to measure the temperature and humidity of the environment. The traditional measurement method uses mercury thermometers and dry-bulb hygrometers to...
I used the waveOutXX series functions to write a playback interface, and found that the audio playback on iNand (SD Card) was discontinuous and intermittent. Later I found that the file reading and wr...
I just got a mini2440 development board and found that it is very slow when running uCos2 programs. The screen I am using is NEC53. It takes 55ms to refresh a screen. Is this normal?...
If you want the flash to continue storing new data from the address where the data was last stored after powering on again, how can you identify the address where the data was last written? Similarly,...
1. Detect low-power crystal diodes A. Identify the positive and negative electrodes (a) Observe the symbol on the shell. The diode shell is usually marked with the symbol of the diode. The end with th...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[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]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[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]
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. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition 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]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]