European telecom operators cut mobile roaming charges 2006-6-5Several European telecom operators announced on June 1 that they would reduce cross-border mobile roaming charges.Telecom operators that a...
In PCB design, after setting the board outline, call the parts (footprint) into the workspace. Then reposition the parts to the correct location and wire them when finished.
Component placement is the...
[i=s]This post was last edited by TL-LED on 2022-6-2 14:27[/i]1. Project Background
When testing products, it is often necessary to view the data of the specified ID on the CAN communication. Sometime...
The schematic diagram is designed using TI's WEBENCH. When outputting 48V/1A, the temperature of the MOS tube reaches 100°C. Is this temperature too high?
attach://600758.pdf...
Is the idea to use a collection circuit first, then a comparator for comparison, and then the latter phase and not sure what circuit to use, what chip...
[i=s]This post was last edited by littleshrimp on 2019-9-5 08:41[/i]Need a logic deviceThis device has multiple outputs o1, o2, oN,a clock and a resetWhen the first clock is input, o1 outputs 1 and th...
Natural gas metering is actually the measurement of natural gas flow, which is measured indirectly during the natural gas flow process. The accuracy of the measurement depends on the quality of the e...[Details]
/****************************************/
//File name: key.c
//Function: short hit\continuous hit
//Calling method: unsigned char keyValue = ReadKey();
//Description: This program is not suitable fo...[Details]
The bottom layer of PLC is single chip microcomputer, which generally uses RAM and ROM to save data. RAM will disappear when power is off, while ROM can still be kept when power is off, unless it i...[Details]
introduction
C8051F310 is a fully integrated mixed signal system-on-chip MCU chip. It has a high-speed, pipelined structure and 8051-compatible CIP-51 core, with an operating frequency of up t...[Details]
Task: Use the timer interrupt experiment, TFT LCD display experiment, OLED display experiment and key experiment to display the perpetual calendar on the 32-board display screen, which can display th...[Details]
According to foreign media reports, researchers at the University of Arizona have developed a high-resolution radar sensor that combines the best effects of cameras and radars to solve the problems f...[Details]
GRAS Sound & Vibration, an innovative and leading manufacturer of acoustic sensors, today adds an ultra-thin and high-precision (UTP) microphone to its existing range of measurement microphones for w...[Details]
"Car companies' battle royale" In November 2018, General Motors announced that it would close five auto plants in North America and two plants outside North America. In December 2018, Fiat Chrysler...[Details]
The intelligent soft start cabinet is a device used for starting and controlling motors. It controls the starting current of the motor, reduces the impact during starting, and prolongs the service ...[Details]
UPS, or uninterruptible power supply, is a system device that connects a battery (mostly lead-acid maintenance-free battery ) to a host computer and converts direct current into mains power throu...[Details]
1. Structure of a single-chip embedded system A single-chip embedded system generally consists of two parts: hardware and software. The hardware part is divided into a single-chip control chip (i.e...[Details]
The shortage of semiconductor chips has impacted the production capacity of many industries around the world, driving the revenue and profits of many major semiconductor manufacturers to record highs...[Details]
There are several issues to consider when trying to reduce power consumption in an AVR controlled system. In general, sleep modes should be used as much as possible and as few modules as possible sho...[Details]
0 Introduction
Serial Peripheral Interface (SPI) is a high-speed synchronous serial input/output port. In recent years, it has been widely used in the expansion of external devices such as...[Details]
1 Introduction
Three-phase asynchronous motors are widely used, but the current is very large (6-8 times) when they are directly started at full voltage. Traditional methods use step-down start...[Details]