Grove Kit 1.0v https://wiki.seeedstudio.com/Grove_Starter_Kit_v3/
https://wiki.seeedstudio.com/GPRS_Shield_V2.0/
https://wiki.seeedstudio.com/TFT_Touch_Shield_V1.0/
https://www.circuitbasics.com/using-raspberry-pi-to-control-arduino-with-firmata/
Elegoo UNO - pdf downloaded https://www.youtube.com/watch?v=bBhJcLzo340
https://deepbluembedded.com/arduino-getting-started-beginners-guide/