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- Mon Jun 03, 2013 2:23 am
- Forum: SUB-20 General Discussion
- Topic: SUB-20 Interface Board
- Replies: 1
- Views: 19270
SUB-20 Interface Board
I have designed an I/O board for the SUB-20 to plug onto. It makes the 32 GPIO selectable as inputs or ouputs with the flip of a switch. When selected as an ouput the interface pervides increased drive via an op-amp. It also supplies overvoltage protection for the SUB-20 GPIO. There are 16 analog Ou...