I think it's to add logic to an existing COTS device.
Say you have a widget that both writes log files to an SD and reads a command script from that SD. With this FPGA card, you could implement logic that changes the command script based on the content of the logs.
Say you have a widget that both writes log files to an SD and reads a command script from that SD. With this FPGA card, you could implement logic that changes the command script based on the content of the logs.