---
title: "WIZWeb Code Size?"
url: "https://maker.wiznet.io/forum/12430"
markdown_url: "https://maker.wiznet.io/forum/12430/md"
type: "Forum topic"
category: "General"
author: "bythewall"
created: "2017-08-17T17:43:04+09:00"
last_activity: "2017-08-29T03:58:12+09:00"
language: "en"
views: 1074
replies: 2
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# WIZWeb Code Size?

## Question

Asked by bythewall on 2017-08-17 in General.

Hi! How much of the STM32’s resources (specifically RAM and Flash) are used by the default example code as shipped from the factory? Thanks!

## Replies

### Reply 1 by Kei, 2017-08-21

Hi,

please refer to below. (unit : byte)

- WIZ550WEB (rev1.1)
  - Flash : 256KB
  - SRAM : 48KB

- default bootloader (Allocated 28KB Flash)
  - debug build
    - text (flash) : 25623
    - data (ram) : 196
    - bss (ram) : 4672
    - total (dec) : 30491
  - release build
    - text (flash) : 19171
    - data (ram) : 188
    - bss (ram) : 4660
    - total (dec) : 24019

- default application (Allocated 222KB Flash + 6KB for Config data)
  - text (flash) : 86279
  - data (ram) : 528
  - bss (ram) : 17304
  - total (dec) : 104111

- boot + app
  - flash usage : (bootloader) 28672 + (app) 104111
  - ram usage : (app) 17,832

And app’s stack size is 2048.

### Reply 2 by bythewall, 2017-08-21

Thank you, Kei.

---

Source: https://maker.wiznet.io/forum/12430