Hello, I'm trying to use the ESP Rainmaker example as a core of my project, but i'm a very beginner in developing Android apps with Java language. I want to add more functionalities to the app, but i'm confused how to modify the ESP Rainmaker android app to send a custom message (JSON format) to the...

Hello, I'm trying to use the ESP Rainmaker example as a core of my project, but i'm a very beginner in developing Android apps with Java language. I want to add more functionalities to the app, but i'm confused how to modify the ESP Rainmaker android app to send a custom message (JSON format) to the...

Hello,

Please, is there any library with examples of using SIM800l module with ESP32 (ESP-IDF) to send/receive SMS ?

*I tried the official PPP example, but it didn't work!


Thank you.