The eclaireXL board has been designed to accomodate an F23 484 pin FBGA Cyclone V E. This includes a number of compatible devices. The board uses a common subset of the pins that should allow all these to work:
Note that the regulators for 1.1,2.5 and 3.3V supply up to 500mA, so please check usage. For the A8 core its using about 100mA so plenty spare...
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