Modicon M580 Controller Firmware, Installation Guide

This document describe how to update the firmware of an M580 controller. Depending on the initial version and the targeted version of the controller, the procedure is different. A new boot loader was introduced at version 4.x. Thus, the procedures to update from an earlier version (V3.30 or earlier) to version V4.x, or to downgrade from a V4.x version to an earlier version, require specific procedures.