Tools

Firmware Memory Map Visualizer

Define flash and RAM regions to visualize your firmware memory layout — bootloader, application, OTA slots, NVS, stack, and heap — with utilization stats and overlap detection.

All computation runs in your browser. No data is uploaded.

Presets

Flash Total SizeRAM Total Size

Total 1.00 MBUsed 1.00 MB (100.0%)Free 0 B

Start AddressSize (hex)

0x08000000 – 0x08008000 · 32.0 KB

Start AddressSize (hex)

0x08008000 – 0x080F8000 · 960.0 KB

Start AddressSize (hex)

0x080F8000 – 0x08100000 · 32.0 KB

0x081000000x080800000x08000000

Application
960.0 KB

Bootloader

Application

NVS / Config

Stack

Heap

BSS