[i=s]This post was last edited by hujj on 2021-2-4 08:29[/i]After the ADC conversion test was completed, the simple oscilloscope experiment began. The experimental process is to display the two channe...
Medication Wizard Pill Box
Author:lehuijie1. Introduction of the workIntroduction: It is mainly aimed at the elderly or patients with chronic diseases who need to take medicine for a long time, and re...
lehuijieonsemi and Avnet IoT Innovation Design Competition
I have connected CC3200 to Gizwits Cloud, but I don't know how to make them interact with each other. For example, if I want to add a data point on Gizwits Cloud as a switch to control the LED on CC32...
The quality of PCB wiring design directly affects whether the hardware circuit can work properly or how fast it runs. In high-speed digital PCB design, DDR2 is a very common high-speed cache device, a...
[align=center] [p=30, 2, left][color=#ff0000]Recently, I have seen many similar posts on the forum, such as why the terminal node cannot receive the coordinator data, etc. For such posts, in order to ...
[size=14px]There is no power network in the highlighted part of the inner electrical layer image. Should I set this part of the network to GND or NO Net or divide it into a power network? I don't know...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[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]
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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[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]
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]
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]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[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]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
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