[Technical tips] Save the FreeDOS in the ICOP's onboard flash to an image

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According to the previous article "Making a FreeDOS bootable USB flash drive", you can use the boot disk to open FreeDOS, and this article will teach you how to use the command to save the SPI flash disk image to file.

FreeDOS

FreeDOS is free software, licensed under the GNU General Public License terms. FreeDOS (formerly Free-DOS and PD-DOS) is a free operating system for IBM PC-compatible computers. It intends to provide a complete MS-DOS-compatible environment for running legacy software and supporting embedded systems.

Creating a bootable DOS USB in Windows

Download Rufus from https://rufus.ie/en/
Rufus doesn’t need to be installed. You can run the program as an administrator after the download is complete.

Introduction to FreeDOS commands

View file: dir

Switching slots: X:

Copy the file in the slot: copy file name file location

Operation Video

Target Device:

We will be using the VSX-6154-V2 to be the target device in this section.

The steps to save SPI flash disk image to file:

Download Rufus
Go to BIOS→Boot→Boot Setting Configuration to set the option Onboard Virtual Flash FDD set to Enable
Insert the boot disk to start FreeDOS

View the file in slot A (Use FreeDOS command)
➤ Command: A:→ Command: dir
Copy the SPITOOL file from slot A to slot C
➤ Command: COPY SPITOOL C:
Back to Slot C
➤ Command: C:
Run the following command to save external/internal SPI flash disk image to file
➤ Command: spitool read xxx.img-external / spitool read xxx.img/i-internal

Result:

Main features of VSX-6154-V2:

DM&P SoC Vortex86SX – 300MHz
128MB/256MB DDR2 onboard
4S / 2U / VGA / LCD / LAN / LPT / SPI / 16GPIO / IDE
Operation Temperature:-20 ~ +70°C / -40 ~ +85°C (Optional)

For more info and sample request, please write to info@icop.com.tw, call your nearest ICOP Branch, or contact our Worldwide Official Distributor.