Did you follow the "how to develop bootloader" in the pb help document? -> Edit the \src\bootloader related files in the platform bsp -> build os Is it like this? I have no idea about editing the ce s...
Brief Introduction to Computer Technology and Software Professional Technical Qualification (Level) Examination
The Computer Technology and Software Professional Technical Qualification (Level) Examin...
How to use the serial port in WINCE? I am using EVC4.0. I downloaded a serial port debugging tool from eeworld. It can be executed normally on the target machine and COM1 and COM3 can be opened normal...
I wrote a small driver for the 2.4 kernel. After loading it, I found that the init initialization process was not executed. I would like to ask the reason static void spi_drv_interrupt(int irq, void *...
Why after using AD19 for a while, the login message "Please wait a moment" appears and then the system crashes?
The library itself is not in the installation directory.
This has happened several times...
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[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]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]
0 Introduction
Gyroscope
is a sensitive measuring element of the platform stabilization system. It senses the angular motion signal of the platform and establishes the stability bench...[Details]
0 Introduction
In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]
An MDO mixed domain oscilloscope has three main elements:
First, time-related cross-domain analysis;
Second, broadband, high time precision modulation domain analysis;
Third, the fiv...[Details]
When programming in C and assembly, there are interface issues between variables and functions in C and assembly.
Variables defined in a C program are put into the .bss area after being compile...[Details]
When developing single-chip microcomputer application systems, assembly language is a commonly used software tool. It can directly operate hardware and has fast execution speed of instructions. Howeve...[Details]
Overview
For chemical fiber production, Q/A air conditioning system is a key factor affecting quality. The intelligent control system is a network system composed of a central management stat...[Details]
1 Power Module Design
The power supply in this study is directly connected to the neutral and live wires, and converted through the lnk306 chip. The 13V voltage required by the control mod...[Details]