Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/NXP Semiconductors/LPC11E6x/SYSCON/PINTSEL5#0x0
GPIO Pin Interrupt Select register 0
Pin number. PIO0_0 = 0, …, PIO0_23 = 23, PIO1_0 = 24, …, PIO1_31 = 55, PIO2_0 = 56, …, PIO2_7 = 63.
Reserved
https://github.com/cmsis-svd/cmsis-svd-data