/* RP2350 (Pico 2): 2 MB XIP flash, 520 KB SRAM */ MEMORY { FLASH : ORIGIN = 0x10000000, LENGTH = 2M RAM : ORIGIN = 0x20000000, LENGTH = 520K } /* cortex-m-rt places the stack at the top of RAM. */ _stack_start = ORIGIN(RAM) + LENGTH(RAM);