4.2.3 GPIO Header
I/O1 Xplained Pro features a 2-pin header with access to the two generic GPIO lines on the 20-pin extension connector. These lines are routed from the 20-pin extension header through 39Ω series resistors to the 2-pin GPIO header.
Pin on EXT connector | Silk screen marking |
---|---|
5 | GPIO1 |
6 | GPIO2 |