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about the expansion prototype connector?!

Altera_Forum
Honored Contributor II
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hi..there r 2 types of 'expansion prototype connectors', 'PROTO1 5v' and 'PROTO2 3.3v'. however, it's written in the datasheet that both output 3.3 voltage high levels. how can i output 5v high levels to interface to a 5v logic high external device (either as input or output)? 

thnx
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