5.2.4 Position Decoder
SAM E54 Xplained Pro has a header footprint for the position decoder module. The PDEC can be used for quadrature, hall, and counter decoding.
Info: External
pull-ups are mounted on the three signal lines for use with passive quadrature
encoders.
J407 pin | SAM E54 pin | Function | Shared functionality |
---|---|---|---|
1 [PHASE A] | PC16 | PDEC QDI[0] | EDBG GPIO0 |
2 [PHASE B] | PC17 | PDEC QDI[1] | EDBG GPIO1 |
3 [INDEX] | PC18 | PDEC QDI[2] | EDBG GPIO2 and User LED |
4 | - | GND | - |