Plug the SFP module into the host board connector and connect the laser to the optical plug-in of the scope. As there is only very little data to be transferred (actually no real need for gigabit), a Cortex-M microcontroller would probably do the job. What would be the best approach to adapt the fiber. Could someone explain to me how to drive a SFP from a microcontroller? Either (a) a UART-over-fiber using SFP and microcontrollers on both ends, or (b) ethernet using SFP from a microcontroller and regular SFP ethernet device on the other end? P. If it matters, the microcontroller is a STM32F446;. This evaluation board is a complete SFP+ module as defined in the SFP+ MSA document. The design uses Micrel's MIC3003 controller, the 10G DFB/FP laser driver SY88022AL, and any of the following 10G limiting amplifiers: SY88053C/073L. 25 Gbps, likely carrying the 8b/10b encoded ethernet data. So can one interface an SGMII directly to the electrical side of an. A Cisco SFP (Small Form-Factor Pluggable) module is a small, hot-swappable network transceiver that provides flexibility at the interface level for optical and copper connections. As Cisco's SFP modules support a range of industry standards such as Ethernet, Fibre Channel, and SONET/SDH, they.