GPIO operation is the most basic operation when using a microcontroller. Even if you are not careful during this operation, you will still fall into a pit.
For example: use two pins (PA00 and PA01) in...
[i=s] This post was last edited by qwqwqw2088 on 2018-9-21 15:51 [/i] [size=4][b]Question 1: LM25119 application problem [/b] As shown in the attached schematic diagram, I used LM25119 to make a power...
I applied to make a single-chip microcomputer experimental platform for college students that can conduct 51, avr, and arm experiments. I want to name it "single-chip microcomputer and embedded compre...
According to the speic circuit model, L1=L2=100uH is calculated (using an I-shaped inductor). Cs is a 22uF polar capacitor, MOS tube is IRF540N, pwm is 20k, output capacitor is 104 and 10uF polar capa...
This is my first time to participate in a forum activity. I made a very mature balancing car. The MCU is STM32F103C8T6, the gyroscope is MPU6050, the motor driver is TB6612, the reduction motor and en...
1 After installing Linux, enable the corresponding services and software, including: tftp, NFS, Samba, and use apt-get install to install.After installing ti-sdk-am335x-evm-05.03.02.00-Linux-x86-Insta...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]