1. Introduction
This article uses AT32F425 to drive SSD1306 OLED to test the I2C rate. For detailed code operations on OLED, please refer to [GD32L233C-START Review] 6. Hardware I2C drive 0.96-inch OL...
I would like to ask, after executing UPDATE PCB TO ..., what is the red stripe area generated in the PCB? As shown in the figure below, what is the red stripe area where 2 is located and what is its f...
I wrote a log thread class on a PC. When I switched to a mobile device, it prompted that StreamWriter.Dispose() was inaccessible because it was restricted by the protection level. After I commented th...
Do chips have to be made small? 3 nanometers, 1 nanometer, or even 0.1 nanometer or smaller? On a whim, can we do the opposite? Make a number of chips, which we will temporarily call infinitely large,...
Abstract: Zinc oxide nonlinear resistors are widely used in power system overvoltage protection and surge energy absorption. A power supply for testing them is studied. The test power supply uses a ca...
I saw an example on page 97 of Xia Yuwen's book. I tried to do it, but it didn't work.Code:
`timescale 1 ns/ 1 ps
module LAMP_vlg_tst();
// constants
// general purpose registers
reg eachvec;
// test ...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[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. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[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
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]