aHR0cDovL2ZyZWVzaGlwLmNvLmty¿É¼ÇÁ¤º¸[(29)Parts]
modname=ckeditor
Entry entry£ºScattered parts 51Singlechip PM2.5Air quality detector
remind£ºThis kit is a spare part of universal board£¬Need to weld their own wiring¡£
Power supply voltage£ºDirect4.5-5V
Dimensions of universal board£º9*15cm
Function introduction£º
Real time detection environmentPM2.5value£¬When it is less than half of the set value£¬Green light£¬Indicate good air quality£¬When more than half is less than the set value£¬Huang Deng Liang£¬General air quality£¬When it is greater than the set value£¬Red light£¬Indicates poor air quality¡£
Hardware composition£º
Singlechip zuiSmall system LCD1602LCD module PM2.5Dust detection module Buzzer alarm module LEDIndicator module ADConversion module Key module
Characteristic£º
1.This product adoptsSTC89C52RCSingle chip microcomputer as the main controller£»
2.The product is equipped with a single chip microcomputer power on reset circuit¡¢Crystal oscillator circuit£¨Provide clock period for MCU£©¡£
3.Using sharp`sGP2Y1010AUOFThe dust sensor passes the analog signal detectedADC0832Convert to digital signal to MCU£¬Real time detection ofPM2.5Value and passLCD1602Show up£¬The test is very accurate¡£
4.Press the key to set the alarm value£¬The green light is on when it is less than the alarm value£¬Greater than the alarm value1/2Huang Deng Liang£¬The red light is on when the alarm value is exceeded£¬And buzzer alarm£¡
Pay attention to the friends who buy spare parts and self welding£¬The universal board kit does not look likePCBThe plate kit can be welded with the components£¬Plan the placement of components and the wiring and grounding£¬Can exercise welding ability£¬Welding foundation required£¨Need to be able to read the schematic diagram£©£¬Like relatives who are not sure about themselves£¬Please consider for yourself¡£
Whole set of scattered parts£º
Welding finished products£º
Information includes£º
Be careful£ºAfter receipt of goods£¬Check whether the number and model of components are correct according to the component list£¬After confirming the receipt and favorable comments£¬Download address for customer service information¡£As long as the information is not sent and the components are not damaged or lost£¬Support15Day returns£¬Exchange goods£¡As long as the data is sent, return and exchange are not supported£¡
1.CLanguage source£¨Annotated£©
2.Schematic diagram and video
4.protueschart
5.List of electronic components
6.Introduction to production process£¬Welding precautions
7.Other......
Component list£º
Component name |
Number |
resistance 150Europe |
2 |
resistance 220Europe |
2 |
resistance 1K |
2 |
resistance 2.2K |
4 |
resistance 10K |
3 |
Porcelain capacitor 30pf |
3 |
Electrolytic capacitor 10uf 25V |
1 |
Electrolytic capacitor 220uf 16V |
1 |
Electrolytic capacitor 470uf 16V |
1 |
Crystal oscillator 12MHz |
1 |
5MM Red rednessLED |
1 |
5MM Yellow hair yellowLED |
1 |
5MM Green hair greenLED |
1 |
103Exclusion£¨10K£© |
1 |
Touch key 6*6*5 |
4 |
Self-locking switch 8*8 |
1 |
Triode 9012 |
2 |
5VActive buzzer |
1 |
STC89C52RCSinglechip£¨Next good procedure£© |
1 |
ICSeat 40P |
1 |
ADC0832 Direct chip insertion |
1 |
ICSeat 8P |
1 |
LCD1602A£¨Huang green screen Black word£© |
1 |
Single row pin 16P£¨2.54spacing£© |
1 |
Pin holder 16P |
1 |
PM2.5Dust sensor£¨Tape line£© |
1 |
DC002Power seat |
1 |
DC002Power cord |
1 |
Several traverse lines |
1 |
Soldering tin |
1 |
Single side tin spray universal board 9*15cm |
1 |
|