page1
0x80000
0x7F000
Bootloader (28KB)
App (464KB)
Log(4KB)
Scratch (4KB)
0x400000
Recovery firmware
(256KB)
OTA (464KB)
FS (3,3MB)
0x08000
0x07000
0x00000
0x000000
0x040000
0x0B4000
Internal Flash (512KB)
External (SPI) Flash (4MB)