Download：RFD900x Peer-to-peer V3.X User Manual V1.2 (in PDF)
The RFD900x radio modem can be loaded with three official firmware releases to achieve different communication architectures and node topologies. So far, the available firmware versions are:
This document describes the configuration of the peer-to-peer releases V3 and up. RFD900x sold after April 2019 come with this version loaded by default, and it requires no further configuration to work. Figure 1-1 pictures a P2P network diagram.
Figure 1-1: Peer-to-peer network architecture
This firmware is a development of the open source project called “SiK” that was created by Mike Smith and further developed and modified by Andrew Tridgell and RFDesign.
The modems feature a boot loader to facilitate field upgrade of the modem firmware via the serial port. This is most easily performed by using the latest version RFD Modem tools (see “Useful links”)
Parameters such as power levels, air data rates, serial speeds, GPIO pins etc can all be custom set by using the AT Command set, the RFD Modem Tools and APM Planner.
Default serial port settings are as follows:
The RFD900x Radio Modem has many software features including: