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Low frequency ripple
Low-frequency ripple is related to the capacity of the filter capacitor in the output circuit. Due to the size limitation of the switching power supply, the capacity of th...[Details]
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Silicon Controlled Switch (SCS)
Silicon Controlled Switch (SCS) is also called four-terminal low-power thyristor. It is a novel and multi...[Details]
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PN8306M/H synchronous rectification power chip, used in conjunction with PN8370 and PN8386, can easily achieve six-level energy-efficient power solutions of 5V2A, 5V2.4A, and 5V3.4A.
...[Details]
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For a long time,
display
applications have been
the main demand of
LED
light-emitting
components
, and high heat dissipation of LED is not required. Therefore, most LEDs...[Details]
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void send_char_com( unsigned char ch)
{
EN=0;
IF = 0;
SBUF=ch;
while (!IF );
IF = 0 ;
EN=1 ;
}
wish()
SCON = 0x50; //Serial port mode 1, allow receiving
TMOD = 0x20; //Timer 1 timing mode 2
PCO...[Details]
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Specific implementation functions The system is composed of STC89C52 single chip microcomputer + ADC0832 + LCD1602 liquid crystal + yl-69 soil moisture sensor + 5V pumping motor + button + buzzer. ...[Details]
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list p=16F877A,R=DEC
include "p16F877A.inc"
;;;;;user variables;;;;;;;;
Count2 equ 23H
Count3 equ 24H
data_out1 equ 25H
data_out2 equ 26H
;;;;;;;reset vector;;;;;;;;;
org 0x...[Details]
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At the beginning of the Year of the Tiger, I want to sit down and write a serious article about my thoughts on the future evolution of cars. Since I am not an engineer, I can only talk about some tho...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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According to Taiwanese media reports, a large-scale power drop occurred in Taiwan's Hsinchu Science Park on the afternoon of March 1. The cause was a tripping failure of the main transformer of the w...[Details]
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Wound rotor motor is a type of asynchronous motor. Asynchronous motors are divided into wound rotor type and squirrel cage type according to the form of rotor winding.
The working principle of...[Details]
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1. Design Overview
This design uses the USB port as the power supply port, uses the DS18B20 temperature
sensor
to collect temperature information, uses the AT89C2051 single-chip mic...[Details]
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High-voltage soft start cabinet is a device used for high-voltage motor starting. Its main function is to reduce the current impact when the motor starts and extend the service life of the motor. T...[Details]
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According to Jiwei.com, artificial intelligence has been hotly pursued by the capital market for a long time. There are many domestic artificial intelligence companies, and their valuations are risin...[Details]
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Color accuracy is very important in many solid-state lighting (SSL) applications, such as architectural, area, and spotlights. There are also many products on the market that can adjust the color dur...[Details]
Analogue and Mixed Signal
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