How to use this ESP-201 module for only serial communication (RCX and TRX) with arduino? Any extra wiring?? Also, TRX and RCX pin of this module are 3.3v but you have connected them direcly without any voltage divider at least for Module RCX pin. Is it OK? Safe for module??
How to use this ESP-201
How to use this ESP-201 module for only serial communication (RCX and TRX) with arduino? Any extra wiring?? Also, TRX and RCX pin of this module are 3.3v but you have connected them direcly without any voltage divider at least for Module RCX pin. Is it OK? Safe for module??