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 ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
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