#The5thLichuangElectronicDesignContest#IOT air conditioner remote control

Air conditioners are a necessity at home, but most of them are non-intelligent air conditioners and cannot be controlled remotely. If you have children at home and don’t want to leave the air conditioner on all night, and you need to set up the air conditioner remotely, here is a plan to change the ordinary air conditioner into an IoT air conditioner.
![General block diagram.bmp]
Remote control terminal block diagram:
< span lang="EN-US">![Program block diagram.bmp] 1. The IoT WIFI module is used to connect to the AP at home and access the Huawei IoT platform through it ;< span lang="EN-US">< /span>2. SHT20 is a temperature and humidity sensor. The microcontroller reads the temperature and humidity data of the environment every 2 seconds; < span lang="EN-US"> 3. Infrared reception is used for remote control command learning; < span lang="EN-US"> 4. Off-line transmission is used to issue air conditioning control commands.

Physical picture:
![IMG_20200901_204626.jpg] ![IMG_20200902_204943.jpg]
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Mobile APP:
![Screenshot_20200901_204550_com.wsxi.aircontrol.jpg] Mobile APP uses Android Studio
! [app.bmp] Huawei GD32 microcontroller IoT Studio, The operating system uses Lite OS

![gd32.bmp] Huawei IoT Platform:
![Huawei Cloud.bmp]