[size=4] [/size] [size=4]The board design seems to have some problems. If the UART port is not plugged into the PC, it can't boot from the SD card at all. The TXD and RXD lights flash violently. I don...
[size=4](1)__delay_cycles() is the delay function of IAR_msp430, which is used for accurate delay. You can write a program as follows: [/size] [size=4]-------------------------------------------------...
#include#define TXBUF_SIZE 32 /*The maximum number of data bytes that can be sent in one frame*/ unsigned char TX_BUFF[TXBUF_SIZE]; /*Transmit buffer*/ unsigned char TX_NUM=0; /*Transmit total bytes v...
[align=left]First of all, you need to have a complete understanding of the board. At least you need to know what functions this board has and how it implements these functions. Below I will give you t...
When configuring the kernel, I disabled moduleization, but the kernel's own drivers are loaded as modules when booting. Is this a contradiction? Do I need to make modules when I recompile this kernel?...
The explosive growth of the Internet and the accelerated integration of line networks and packet networks have put forward a series of new requirements for communication equipment and applications. Th...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]