embassy/examples/nrf52840-rtic/memory.x

MEMORY
{
  /* NOTE 1 K = 1 KiBi = 1024 bytes */
  FLASH : ORIGIN = 0x00000000, LENGTH = 1024K
  RAM : ORIGIN = 0x20000000, LENGTH = 256K

  /* These values correspond to the NRF52840 with Softdevices S140 7.3.0 */
  /*
     FLASH : ORIGIN = 0x00027000, LENGTH = 868K
     RAM : ORIGIN = 0x20020000, LENGTH = 128K
  */
}