# Peer-to-peer Communication

nRF24L01 can send and receive up to 32 characters, but by adding an index to the sent data, it can send and receive 256 types of data.   

```
Listening...
Got index=7 payload=HHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
Got index=8 payload=IIIIIIIIIIIIIIIIIIIIIIIIIIIIII
Got index=9 payload=JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
Got index=10 payload=KKKKKKKKKKKKKKKKKKKKKKKKKKKKKK
Got index=11 payload=LLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
Got index=12 payload=MMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
Got index=13 payload=NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
Got index=14 payload=OOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
Got index=15 payload=PPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
Got index=16 payload=QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
Got index=17 payload=RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
```