I don’t understand the meaning of part of the code in the LCDInit function in arm2410 LCD640.C LCDBANK=0x32000000>>22; /*LCDBANK is the location of the video buffer in the system memory*/ LCDBASEU=0x0...
[i=s] This post was last edited by ylyfxzsx on 2019-4-27 21:59 [/i] I always have the urge to stop coding and drawing. Sometimes I even want to smash the computer after a long time. It is quite boring...
I bought a LAUNCHXL-F28379D development board on Mouser. I had a 28377S before, but because it only had 2 AD channels, I bought this upgraded version. The packaging is no different from the 28377S.The...
DC 12V input load is (LED light board) When the circuit is connected, it gradually lights up. When the circuit is disconnected, it gradually turns off. The circuit is negatively triggered. Who can mak...
I have been learning microcontrollers by myself recently because the teacher taught slowly in class. Although I learned faster than the teacher, I feel that time is very tight and I want to learn 51 a...
[i=s]This post was last edited by jinglixixi on 2018-4-23 15:16[/i] [align=left][font=宋体]In the control of stepper motors, human-computer interaction is indispensable. Using OLED screen as display dev...
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]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[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]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[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]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[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]
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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
Embedded System
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