User manual
Basys MX3™ Board Reference Manual 
Copyright Digilent, Inc. All rights reserved. 
Other product and company names mentioned may be trademarks of their respective owners. 
Page 47 of 56 
Appendix 1: Remappable Input Pins 
Peripheral Pin 
[pin name]R SFR 
[pin name]R bits 
[pin name]R Value to RPn Pin Selection 
INT3 
INT3R 
INT3R<3:0> 
0000 = RPD2 
0001 = RPG8 
0010 = RPF4 
0011 = RPD10 
0100 = RPF1 
0101 = RPB9 
0110 = RPB10 
0111 = RPC14 
1000 = RPB5 
1001 = Reserved 
1010 = RPC1 
1011 = RPD14 
1100 = RPG1 
1101 = RPA14 
1110 = Reserved 
1111 = RPF2 
T2CK 
T2CKR 
T2CKR<3:0> 
IC3 
IC3R 
IC3R<3:0> 
U1RX 
U1RXR 
U1RXR<3:0> 
U2RX 
U2RXR 
U2RXR<3:0> 
U5CTS 
U5CTSR 
U5CTSR<3:0> 
REFCLKI 
REFCLKIR 
REFCLKIR<3:0> 
Peripheral Pin 
[pin name]R SFR 
[pin name]R bits 
[pin name]R Value to RPn Pin Selection 
INT4 
INT4R 
INT4R<3:0> 
0000 = RPD3 
0001 = RPG7 
0010 = RPF5 
0011 = RPD11 
0100 = RPF0 
0101 = RPB1 
0110 = RPE5 
0111 = RPC13 
1000 = RPB3 
1001 = Reserved 
1010 = RPC4 
1011 = RPD15 
1100 = RPG0 
1101 = RPA15 
1110 = RPF2 
1111 = RPF7 
T5CK 
T5CKR 
T5CKR<3:0> 
IC4 
IC4R 
IC4R<3:0> 
U3RX 
U3RXR 
U3RXR<3:0> 
U4CTS 
U4CTSR 
U4CTSR<3:0> 
SDI1 
SDI1R 
SDI1R<3:0> 
SDI2 
SDI2R 
SDI2R<3:0> 
Peripheral Pin 
[pin name]R SFR 
[pin name]R bits 
[pin name]R Value to RPn Pin Selection 
INT2 
INT2R 
INT2R<3:0> 
0000 = RPD9 
0001 = RPG6 










