8051 Tutorial

5/7/2021

2.8.30
* Fix minor bugs

2.8.0
* Fix bugs in landscape mode

2.6.5
* 18b20 temperature sensor IoT (IFTTT) example is added
* 18b20 temperature sensor IoT (thingspeak) example is added
* Laser security system with SMS notification example is added

2.5.0
* Remove storage permission

2.4.0
* Infrared home automation example is added
* Current measurement example is added
* Pulse sensor example is added