*Navigation:* [[Receptor (Process)]]
*Project Folder:* Receptor
*Resources:* https://www.youtube.com/watch?v=Ydi0M3Xd_vs
https://www.youtube.com/watch?v=oz0a7Ur7nko&t=207s
https://dronebotworkshop.com/esp-now/ !
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# ESP-NOW
[[MAC Adresses]]
### One-way communication
- Initiantor –> Responder
- ![[Screenshot 2023-10-28 at 22.27.44.jpg]]
### One Initiatior, multiple responders
- ![[Screenshot 2023-10-28 at 22.27.54.jpg]]
### One Repsonder, multiple initiators
- ![[Screenshot 2023-10-28 at 22.28.16.jpg]]
### Two-way communication
- ![[Screenshot 2023-10-28 at 22.28.47.jpg]]
- both initiator and responder
### Two-way network
- ![[Screenshot 2023-10-28 at 22.29.00.jpg]]
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**LIMIT:** 250 bytes
6-20 stations
need of responder's MAC Adress
- ![[Screenshot 2023-10-28 at 22.29.56.jpg]]
- ![[Screenshot 2023-10-28 at 22.30.10.jpg]]
- supports to broadcast to every device on network
Callbacks: functions called during sending and receiving
![[Screenshot 2023-10-28 at 22.30.48.jpg]] ![[Screenshot 2023-10-28 at 22.30.53.jpg]]
https://dronebotworkshop.com/esp-now/