RF Hardware and Firmware Design
This is an NRF24 and ESP32-based gateway that has the capability to connect up to 125 NRF nodes and transmit the data to the webserver at a rate of max 2Mbps. The above image is the Hardware design of the NRF GATEWAY V1.0.
Features :
1. NRF24 2.4Ghz High-speed RF communication over 500 meters.
2. 125 node connection (2Mb bandwidth individual channel).
3. OTA (Over the air) update capabilities.
4. RUN through a 3.7V LiPo battery with charging through USB.
5. Battery status indicator manually and on the server.
6. Ultra-small PCB design. ( 58 mm X 35 mm )