I started to use the SDK I made myself on PB and wrote the program. Now I have changed to an arm board and need to install Microsoft Pocket PC 2003 SDK.msi to recompile the program to run on the board...
I would like to ask if the serial port callback function of Zigbee is automatically called. I want the coordinator to receive data sent by the serial port. Is it enough to read it in the callback func...
This is the [color=#ff0000]74[/color] series data sheet that I collected. It contains almost all the chips we often use. It is very comprehensive and worth collecting! ! Commonly used [b][color=#ff000...
I have two questions for you: 1. The 8051 microcontroller in cc2530 has a 14-bit ad sampling accuracy as written in the data sheet, but the data I get back from the microcontroller is only 12-bit accu...
The controller uses PIC microcontroller. Now let OLED communicate with PIC microcontroller. I want to display pictures on OLED. The communication method used is I2C communication. After the circuit is...
[align=left][color=#000000] [b]Direct current power supply[/b] is a device that maintains a constant voltage and current in a circuit. Such as dry batteries, storage batteries, DC generators, etc. [/c...
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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
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]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[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]
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]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]