The SDK I made before, installed fine in EVC. The day before yesterday, I changed the system to WIN2000 and installed EVC++SP4. But today, when I installed the previous SDK, it prompted an error sayin...
SPCON (Special Port Control Register ) bit description is as follows: ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ........................................... LCD_SEL [1:0] Select LCD ...
Abstract : This paper introduces a new PWM output method. It uses 89C51 as the main control part and 8254-2 programmable timer/counter to achieve 1Hz~3kHz step-by-step PWM output. It has the advantage...
Hello everyone, I only have one chip select for flash, but the flash is single chip with dual chip selects, how can I implement the driver? Can you give me some ideas?...
When reading the code of tinyx (I downloaded xorg-server-1.4), I wanted to understand how it initialized the mouse, keyboard and other devices, and found the following code: void InitInput(int argc, c...
I usually use MCU and DSP to control motors, and often use PWM edge alignment mode. I have always been confused about a question: What is the practical significance of PWM edge alignment and center al...
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
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]
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]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
The Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]
Embedded System
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