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Product Change Notification - IIRA-21NBFT019   (Convert To PDF)

27 Mar 2014
Product Category:
Radio Frequency Devices; RF and Security
Notification subject:
Final Notice: Notification of firmware upgrade for RN131C/RM, RN131G-I/RM and RN171-I/RM catalog part numbers (CPN).
Notification text:

PCN Status: 

Final notification


Microchip Parts Affected:

See attachments of affected catalog part numbers (CPN) labeled as…

PCN_IIRA-21NBFT019_Affected CPN.xls

PCN_IIRA-21NBFT019_Affected CPN.pdf


Description of Change:

Notification of firmware upgrade for RN131C/RM, RN131G-I/RM and RN171-I/RM catalog part numbers (CPN).


Pre Change:

All firmware versions prior to 4.41


Post Change:

Firmware version 4.41


Note: Please review Appendix F of the WiFly User’s Guide to see new features and bug fixes in Microchip’s latest WiFly firmware version. 


For instructions on how to upgrade Wi-Fi firmware over FTP refer to Chapter 4, Sec 4.5 of the WiFly User’s Guide. 


For additional firmware information, please visit www.microchip.com/wirelessfirmware


Impacts to Data Sheet: 



Reason for Change:

To improve productivity      


Change Implementation Status:



Estimated First Ship Date:

April 1, 2014 (date code: 1414)


NOTE:  Please be advised that after the estimated first ship date customers may receive pre and post change parts.


Markings to Distinguish Revised from Unrevised Devices:   

Traceability code


Revision History:

March 27, 2014: Issued final notification.


The change described in this PCN does not alter Microchip’s current regulatory compliance regarding the material content of the applicable products.

Please contact your local Microchip sales office with questions or concerns regarding this notification.

Terms and Conditions:

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To opt out of future offer or information emails (other than product change notification emails), click here to go to microchipDIRECT and login, then click on the "My account" link, click on "Update profile" and un-check the box that states "Future offers or information about Microchip's products or services."