The DSP2812 board I made myself has the following problem: I use the Hezhongda 510PLUS emulator to connect to the DSP, load the .out file, and then go main. Up to this point, the system is normal. At ...
[size=4][font=楷体,楷体_GB2312]When the transistor is working, the collector sends electrons to the positive pole of the power supply. If the CE terminal is connected to a load, the electrons from the col...
Using WCDMA SMS mode to send Chinese text messages in PDU format, the following error occurs after making the source program: [root@localhost linux_serial_sms]# make arm-uclibc-linux-gcc -g -Wall -c s...
Dear teachers:I am studying MSP430 microcontrollers recently and using MSP430F2121 to make something.Considering that the peripheral needs a 10HZ clock signal, I want to use timer A to complete this f...
I would like to ask if there is electromagnetic radiation of several hundred KHz (for example, similar to an induction cooker, but with a higher frequency and much greater power), what are the protect...
1) My ARM9 chip is connected to a MAX3243, which is an RS232 driver/receiver. What is the function of this chip? Is it a kind of dedicated UART controller? 2) I want to write a driver. Is it based on ...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
Microcontroller MCU
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