trezor-firmware/docs/memory.md

#Memory Layout

##Flash

sector	range	size	function
Sector 0	0x08000000 - 0x08003FFF	16 KiB	bootloader 1st stage
Sector 1	0x08004000 - 0x08007FFF	16 KiB	storage area
Sector 2	0x08008000 - 0x0800BFFF	16 KiB	storage area
Sector 3	0x0800C000 - 0x0800FFFF	16 KiB	storage area
Sector 4	0x08010000 - 0x0801FFFF	64 KiB	bootloader 2nd stage
Sector 5	0x08020000 - 0x0803FFFF	128 KiB	application code
Sector 6	0x08040000 - 0x0805FFFF	128 KiB	application code
Sector 7	0x08060000 - 0x0807FFFF	128 KiB	application code
Sector 8	0x08080000 - 0x0809FFFF	128 KiB	application code
Sector 9	0x080A0000 - 0x080BFFFF	128 KiB	application code
Sector 10	0x080C0000 - 0x080DFFFF	128 KiB	application code
Sector 11	0x080E0000 - 0x080FFFFF	128 KiB	application code

##RAM

region	range	size	function
CCM RAM	0x10000000 - 0x1000FFFF	64 KiB	Core Coupled Memory
SRAM1	0x20000000 - 0x2001BFFF	112 KiB	General Purpose SRAM
SRAM2	0x2001C000 - 0x2001FFFF	16 KiB	General Purpose SRAM