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Since most domestic semiconductor manufacturers have very poor performance in running external storage xip memory mapping (that is, divided into the so-called zero wait and non-zero wait areas), the r...
Hello, everyone~~The last review information of April is here~~Well, time flies, and it's almost May. . When it's still cold, you can experience four seasons in one day. How's the weather there, my fr...
The product design of "Head First Design Patterns (Chinese Edition)" applies neurobiology, cognitive science, and learning theory, which enables this book to imprint this knowledge deeply in your mind...
[i=s]This post was last edited by qwqwqw2088 on 2020-8-11 07:35[/i]The Internet of Things (IoT) and Industrial Internet of Things (IIoT) have become synonymous with connected factories, making traditi...
1. Introduction
With the rapid popularization of the Internet and the substantial increase in network speed and bandwidth, more and more companies have access to broadband Internet. At the same ...[Details]
Code running conditions:
(1) Big-endian transmission;
(2) The time interval for the host computer to send a frame of data cannot be greater than the main cycle period;
(3) The data frame meets the...[Details]
The microcontroller source program is as follows: #include reg51.h #include Intrins.h #define DATA P1 //1602 driver port //ROM operation command #define READ_ROM 0x33 //Read ROM #define SK...[Details]
STC15F104W microcontroller is a single clock/machine cycle (1T) microcontroller produced by STC. It is a new generation of 8051 microcontroller with high speed/high reliability/low power consumption/...[Details]
Four principles of RISC design:
1. Instruction set. RISC reduces the number of instruction sets. One instruction can be executed in a single cycle. Each instruction is of fixed length, allowing pipel...[Details]
I spent the whole night debugging the program today. The error message is this: Fri Oct 21 07:18:35 2011: Target reset (Yes, the error message is this short. Once the program is burned into the mic...[Details]
When the CPU is disturbed, it often treats some operands as instruction codes to execute, causing confusion in program execution. The main methods in A51 are as follows:
1. Interrupt vector area
ORG...[Details]
Light up my LED
- I/O output experiment
I. Background
After completing the above experiment, I can achieve the purpose of controlling the corresponding peripherals (such as I/O input, output,...[Details]
According to the demand of piezoelectric ceramic micro-displacement device for driving power supply, a scheme of piezoelectric driving power supply system was designed. The scheme first introduced ...[Details]
This article is based on the mini2440 development board, and the Linux version number is: linux-2.6.32.2 1.IIC bus device hardware information #define S3C2410_PA_IIC (0x54000000) static struct ...[Details]
1. Issues that should be paid attention to when receiving serial port data in UC/OS design 1. Data receiving process of serial communication: 1 UART receive FIFO triggers an interrupt after receiving...[Details]
In embedded systems, when porting software, you often encounter the problem of display resolution changes. Generally, software is compiled for desktop environments without too many problems, but in...[Details]
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