FMC FMC+ Loopback Page 2. Specifications 1. Overview 2. Specifications 3. Layout 4. Resources 5. Order Now Block Diagram FMC Loopback Card FMC+ Loopback Card Connection FMC Loopback Card with Terasic HAN board FMC and FMC+ Loopback Card with Terasic Apollo S10 Board Overview Layout