Hello, I'd like to move from a T-Display controller to a T8 . The original application used pin 21 and 22 for TX and RX respectively, but the pins are numbered differently on the T8. Before I pull the soldering iron… can I just update and recompile the source code to use any IO pin I want instead? T...

Thanks very much.

Hello, I know nothing about electronics. I ordered https://www.aliexpress.com/item/4001113579534.html to power a https://www.aliexpress.com/item/33048962331.html and get rid of the power bank I currently use. 1. Can the TTGO actually be powered by this shield, and if yes, through which pin? The 5V p...

Hello, I don't know much about embedded, and this is the first time I'll be using an ESP-based micro-controller (to build a DIY CO2 box). I just bought this TTGO and intend to connect it to a Senseair CO2 sensor. What is this plug for? (I guess RST stands for Reset, ie. reboot the controller; In add...