Hitless Updates

Background Update and Reconfigure with Zero Downtime

Please note that this site will be undergoing scheduled maintenance between 9 PM June 23, 2018 and 5 AM June 24, 2018 PDT. You may encounter some dropped connections and timeouts during this window. If you have problems, please return after this maintenance window.

We regret any inconvenience that this might cause.

Transparent Background Programming – Update MachXO3LF configuration Flash memory with zero downtime and no interruption to the active configuration.

Hitless I/O During Reconfiguration – New program refresh without power cycling and glitches to the active configuration.

Reliability with Dual Boot Support – Automatic recovery to golden failsafe image protects system during reprogramming.

Features

  • Background program over SPI, I2C or JTAG
  • Freeze I/O during reconfiguration
  • Start state machines from defined state based on Frozen I/O
  • Dual boot from golden image in external SPI Flash
  • In-field update with high reliability and zero downtime

Block Diagram

Design Resources for Hitless Updates

Programmable Logic Development Kits & Boards
  Provider MachXO3
MachXO3LF Starter Kit Lattice

Documentation

Quick Reference
TITLE NUMBER VERSION DATE FORMAT SIZE
MachXO3 Programming and Configuration Usage Guide
TN1279 2.2 9/7/2017 PDF 5.4 MB
Minimizing System Interruption During Configuration Using TransFR Technology
TN1087 3.7 10/30/2015 PDF 2.4 MB
TITLE NUMBER VERSION DATE FORMAT SIZE
MachXO3 Programming and Configuration Usage Guide
TN1279 2.2 9/7/2017 PDF 5.4 MB
Minimizing System Interruption During Configuration Using TransFR Technology
TN1087 3.7 10/30/2015 PDF 2.4 MB
TITLE NUMBER VERSION DATE FORMAT SIZE
Hitless Update Demo User Guide
UG118 1.0 6/16/2016 PDF 1.9 MB
MachXO3 Starter Kit User’s Guide
EB95 1.2 3/14/2016 PDF 2.8 MB


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