The 51 MCU sends temperature, humidity and PM2.5 through ESP8266, and the Android APP receives and displays the data in real time and draws data curves and alarms

小猫猫爱吃鱼

The 51 MCU sends temperature, humidity and PM2.5 through ESP8266, and the Android APP receives and displays the data in real time and draws data curves and alarms [Copy link]

This content is originally created by EEWORLD forum user Xiaomaomao loves to eat fish . If you need to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source.
51 single- chip computer sends temperature and humidity + PM2.5 through ESP8266.
Android APP receives and displays in real time and draws data curves and alarms.

Use single-chip computer
STC89C52RC or other
single-chip computer to access sensors
1. DHT11 temperature and humidity sensor
2. PM2.5 detection sensor
sends data format
+IPD, xx.x, xx, xxxx
xx.x, is temperature
xx, is humidity
xxxx, is PM25
APP access IP address
192.168.4.1
default access port
5000
APP is written in Easy Android, running interface screenshot (simulated data)

PM2.5 upper limit 300 curve

PM2.5 upper limit 1000 curve