| MPB3SEL: MPIO_B3 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPB3FLG[3:0] (default) |
| 1: | GPIO, set by GIOB3DIR/GPOB3/GPIB3 |
| MPB2SEL: MPIO_B2 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPB2FLG[3:0] (default) |
| 1: | GPIO, set by GIOB2DIR/GPOB2/GPIB2 |
| MPB1SEL: MPIO_B1 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPB1FLG[3:0] (default) |
| 1: | GPIO, set by GIOB1DIR/GPOB1/GPIB1 |
| MPB0SEL: MPIO_B0 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPB0FLG[3:0] (default) |
| 1: | GPIO, set by GIOB0DIR/GPOB0/GPIB0 |
| MPC3SEL: MPIO_C3 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPC3FLG[3:0] (default) |
| 1: | GPIO, set by GIOC3DIR/GPOC3/GPIC3 |
| MPC2SEL: MPIO_C2 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPC2FLG[3:0] (default) |
| 1: | GPIO, set by GIOC2DIR/GPOC2/GPIC2 |
| MPC1SEL: MPIO_C1 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPC1FLG[3:0] (default) |
| 1: | GPIO, set by GIOC1DIR/GPOC1/GPIC1 |
| MPC0SEL: MPIO_C0 Pin Function, DIR Flags or GPIO Select |
| 0: | DIR Flags, set by MPC0FLG[3:0] (default) |
| 1: | GPIO, set by GIOC0DIR/GPOC0/GPIC0 |