USB Host Port

Overview

The following illustration shows the location of the USB type A host port of the controller:

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NOTE: The USB type A host port provides 500 mA continuous current (USB-standard) and 700 mA for short duration current spikes.

The Modicon M258 Logic Controller allows firmware updates and file transfers using a USB Memory Key. This makes it possible to perform device and data updates without the need for an EcoStruxure Machine Expert instance or the FTP Server.

The USB Host port can be used for upgrading the firmware and data files transfer with a USB Memory key.

For further details on firmware upgrades, please refer to Upgrading Controller Firmware.

For further details on data file transfers, please refer to File Transfer with USB Memory Key.

Characteristics

The following table describes the characteristics for the USB Host port:

Characteristic

Description

Standard

Hi-speed USB 2.0 Host

Connector type

A

Maximum baud rate

480 Mbit/s

Protocol supported

Mass Storage

Supplied current

5 Vdc USB Standard

Isolation

None

The USB memory key is a standard USB memory key with the following characteristics:

o1 GB minimum capacity

oUSB 2.0 specification or less

oFormatted in FAT16 or FAT32

oA volume label must be set

oSingle partition only

NOTE: Due to the lack of detailed specifications and the variety of typically purchased USB keys, even if a particular key appears to conform to these characteristics, it may still be unrecognized by the controller. Therefore, you should first test any given USB key to assure that it can be recognized by the controller before investing in large quantities of that key.

Status LED

The following illustration shows the LEDs on the front panel display:

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The following table describes the USB status LED:

Marking

Description

LED

Color

Description

USB Host

USB Host

Green / Red

oOff when nothing is connected

oRapid flashing green during exchange

oSolid green when no exchange

oSolid red for detected script error