What is TTL bluetooth module ?

- Jul 25, 2019-

TTL

 A widely used technology for making integrated circuits.

What is the purpose of TTL?

Time-to-live (TTL) is a value in an Internet Protocol (IP) packet that tells a network router whether or not the packet has been in the network too long and should be discarded. 

Feasycom bluetooth module FSC-BT826E, replacement of hc-05 module, it is a compact bluetoth module (3.3 v serial TTL).

If you prefer bluetooth module support RS232 not TTL, then you may need an adapter for RS23L to TTL .

For more detail ,feel free to Contact Feasycom .