FmcDIO16chTTLa is a 2x 8-bit port digital IO card in FMC form-factor.
Each 8-bit port can be configured individually as input or output. IOs
are TTL compatible. Additional test features can be mounted on the PCB.
This project is on hold.
See fmc-dio-5chttla FMC 5-channel Digital I/O
module for a
5-channel alternative that is commercially
Matthieu Cattin, Erik van der Bij - 30 January 2014