IO MUX remap register (IOMUX_REMAP)
| SPI1_MUX0 | SPI1 muxing bit0 |
| I2C1_MUX | I2C1 muxing |
| USART1_MUX | USART1 muxing |
| USART2_MUX | USART2 muxing |
| USART3_MUX | USART3 muxing |
| TMR1_MUX | TMR1 muxing |
| TMR2_MUX | TMR2 muxing |
| TMR3_MUX | TMR3 muxing |
| TMR4_MUX | TMR4 muxing |
| CAN_MUX | CAN1 muxing |
| PD01_MUX | PD0/PD1 muxing on OSCIN/OSCOUT |
| TMR5CH4_MUX | TMR5 channel4 internal muxing |
| ADC1_ETP_MUX | ADC1 external trigger preempted conversion muxing |
| ADC1_ETO_MUX | ADC1 external trigger ordinary conversion muxing |
| ADC2_ETP_MUX | ADC2 external trigger preempted conversion muxing |
| ADC2_ETO_MUX | ADC2 external trigger ordinary conversion muxing |
| EMAC_MUX | Ethernet MAC muxing |
| CAN2_MUX | CAN2 muxing |
| MII_RMII_SEL_MUX | MII_RMII select muxing |
| SWJTAG_MUX | SWD JTAG muxing |
| SPI3_MUX | SPI3 muxing |
| TMR2ITR1_MUX | TMR2 internal trigger 1 muxing |
| PTP_PPS_MUX | PTP_PPS muxing |
| SPI1_MUX1 | SPI1 muxing bit1 |