Currently using the BGM220PC22HNA2 Bluetooth module, the core is based on the EFR32BG22
The problem I'm facing now is that the bgm220 Bluetooth module is connected to the power supply and ground, and ...
Hello everyone! Recently, the teacher of "Testing Technology" assigned us a small project. My group was assigned to the "Health Scale" project. The requirements are: 1. Be able to measure human weight...
The data is always 0, please help me solve it.The header file should be fine[img]file:///D:\QQPCMgr(1)\Documents\Tencent Files\951141617\Image\C2C\(SGB3@_N(T}KUH5`3C(PH}U.jpg[/img][img]file:///D:\QQPC...
How can I quickly understand which one of the magnetic beads, inductors and zero-ohm resistors should be used in what specific situations? I only know that zero-ohm resistors can be used as jumpers in...
[i=s]This post was last edited by qwqwqw2088 on 2018-12-20 19:49[/i] [size=4][font=Arial, "][color=#333333]The second volume of "New Concept Analog Circuit" is finally online! [/color][/font][color=#0...
As mobile phones become more and more popular, the Internet of Things becomes more and more popular, and WeChat applets become more and more popular, whether you are a college student or an engineer, ...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[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]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]