Skip to main content
  • Products
  • Evaluate our Software
  • Downloads
  • Free Utilities
  • Purchase
  • Support
  • About Us
  • Blog
  • Forum
  • Search
    • Contact Us
    • Forum
    • Knowledge Base
    • Web Shop
    • Newsletter
    • RSS
  •   Jobs
  •   Videos
  •   Blog
  •   Sustainability
  • embOS
  • embOS-Classic ARM GCC
  • Editions
  • Technology
  • Supported Cores / Compiler
  • Tools

embOS-Classic ARM GCC

embOS-Classic RTOS port was developed for and with GCC and can be used on any Arm7/9 and Cortex-A/R devices.

Board support packages (BSPs) for different Arm devices and evaluation boards are included.

Contact us
Downloads
Documentation
SEGGER - RTOS embOS-Classic Product Icon
  1. 1.Development environment
  2. 2.Resources and performance data
  3. 3.Board support packages

Development environment

The embOS-Classic ARM GCC port is not tied to a specific IDE. It can be used with any GCC-based development environment supporting Arm7/9 and Cortex-A/R based devices. The following list includes examples for development tools based on GCC:

  • Atollic TrueSTUDIO
  • emIDE
  • GNU MCU Eclipse
  • Makefiles + GDB or Ozone
  • Renesas e2Studio

Resources and performance data

Memory usage
Kernel ROMApprox. 1700 Bytes
Kernel RAM136 Bytes
Task RAM: Task control block36 Bytes
Task RAM: Minimum stack size48 Bytes
Timing
Context switching time186 Cycles (0.310 µs with Xilinx XC7Z007S running at 600 MHz)
Interrupt latency timeZero

Board support packages

embOS-Classic for Arm and GCC may be used on any Arm device. The most recent release includes the following board support packages (BSPs), but further board support packages may easily be created based on this release.

Do you want us to create the BSP on your behalf? Please contact us.

CPUEvaluation board
Altera Cyclone V SOCAltera SOCrates eval board
Microchip (Atmel) AT91SAM7S256Microchip (Atmel) AT91SAM7S-EK
Microchip (Atmel) AT91SAM9260Microchip (Atmel) AT91SAM9260-EK
Microchip (Atmel) AT91SAM9261Microchip (Atmel) AT91SAM9261-EK
Microchip (Atmel) AT91SAM9263Microchip (Atmel) AT91SAM9263-EK
NXP i.MX6U5Variscite SOM DUAL Kit
Renesas R7S72100Renesas RSKRZA1
Xilinx XC7Z007SSEGGER emPower Zynq
Xilinx XC7Z020Digilent ZedBoard
SEGGER - Embedded Studio Product Icon

SEGGER recommends using Embedded Studio. SEGGER Embedded Studio is the leading multi-platform IDE and provides users with everything needed for professional embedded C programming!

Learn here more about SEGGER Embedded Studio.

Learn here more about embOS for ARM 7/9/11/XScale/Cortex-A5/A8/A9 and SEGGER Embedded Studio.

Headquarters

SEGGER Microcontroller GmbH

Ecolab-Allee 5
40789 Monheim am Rhein, Germany
info@segger.com
Tel.: +49-2173-99312-0
Fax: +49-2173-99312-28

Locations

USA: SEGGER Microcontroller Systems LLC

Boston area
101 Suffolk Lane
Gardner, MA 01440, USA
us-east@segger.com
Tel.: +1-978-874-0299
Fax: +1-978-874-0599

Silicon Valley
Milpitas, CA 95035, USA
us-west@segger.com
Tel.: +1-408-767-4068

China: SEGGER Microcontroller China Co., Ltd.

Room 218, Block A, Dahongqiaoguoji
No. 133 Xiulian Road
Minhang District, Shanghai 201199, China
china@segger.com
Tel.: +86-133-619-907-60

ISO 9001 certified

ISO 9001

30+ years of experience

First-class embedded software tools since 1992
  • Imprint
  • Disclaimer
  • Privacy Policy
© 2025 SEGGER - All rights reserved.