Company | Trenz Electronic Gmbh |
---|---|
PCN Number | PCN-20150408 |
Title | TE0720 CPLD Revision upgrade 03 - 04 |
Subject | Trenz Electronic TE0720 SoM (system on module): CPLD Firmware upgrade to revision 03 |
Issue Date | 2015-01-21 |
This change affects all Trenz Electronic TE0720 SoMs of revision: TE0720-02-*.
Type: Enhancement
Reason: possible secure lock down during reset. See: http://www.xilinx.com/support/answers/63149.html
Impact: Reset delay of 70ms added.
Type: Enhancement
Reason: Improve noise immunity on mode pin
Impact: None
All serial numbers starting with the following numbers will have CPLD Revision 04 or later.
Variant | Starting number |
---|---|
TE0720-02-1CF | |
TE0720-02-1CR | |
TE0720-02-1QF | |
TE0720-02-2EF | |
TE0720-02-2IF | 450123 |
It is possible to check the CPLD revision from u-boot by typing "mii read 0x1a 4" from u-boot prompt, the low order bits printed out as hex number are CPLD revision number.
TE0720-02 CPLD update can be done in-system on TE0703 baseboard or other carrier boards that support updating SC in-system.
https://wiki.trenz-electronic.de/display/TE0720/SC+Update
Module produced from April 2015 will have REV 04 or later.
If you have any questions related to this PCN, please contact Trenz Electronic's Technical Support at
phone
national calls: 05223 65301-0
international calls: 0049 5223 65301-0
Any projected dates in this PCN are based on the most current product information at the time this PCN is being
issued, but they may change due to unforeseen circumstances. For the latest schedule and any other information,
please contact your local Trenz Electronic sales office, technical support or local distributor.