I am planning to write an audio and video player on WinCE 5.0. What are some good open source programs I can refer to? How about TCPMP? How can I directly call the compiled plg file of TCPMP in my pro...
I wrote a piece of code in C#: System.IO.File.Delete("mydb.sdf"); string connString = "Data source=mydb.sdf"; SqlCeEngine engine = new SqlCeEngine(connString); engine.CreateDatabase(); string rdaOleDb...
[i=s] This post was last edited by Yizhucao on 2018-3-9 15:26 [/i] I have made many digital screen displays. Sampling is very important, but I see that the digital displays made by others always have ...
[size=12px][table=98%] [tr][td]Please design a rock-paper-scissors game for me based on arm. I really have no idea:Mad:[color=#333333][font=arial, 宋体, sans-serif,]Requirements: 1. Record the opponent ...
#define DELTA488// Target DCO = DELTA*(4096) ~2MHzvoid Set_DCO (void)// Set DCO to selected frequency
//------------------------------------------------------------------------------
{unsigned int Com...
There is an existing mobile phone development project, requiring an experienced mobile phone development team to participate. If interested, please send an email to: project911@163.com...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
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]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[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]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[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]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
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]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]