I'm wondering what alternatives I have to GTL on an Spartan 3E. I would like
to use an output pin as an open collector output with an external pull-up to
5 Volt. This is to interface 5 Volt logic.
On the Spartan 3 we used GTL outputs.
VHDL Tutorial Series
How FPGAs Work and Why You'll Buy One
MyHDL FPGA Tutorial (LED Strobe)
Introduction to Microcontrollers
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