Lattice Semiconductor MachXO2 Programming And Configuration Usage Manual page 55

Date
April 2015
March 2015
February 2015
September 2014
MachXO2 Programming and Configuration Usage Guide
Version
3.7 Updated Dual Boot Configuration Mode section.
—
Updated workaround solutions when SPI Flash POR is higher than
the MachXO2 POR.
—
Updated Figure 11, RC Delay.
Updated MachXO2 Flash Memory Programming Flow section. Revised
Figure 20, MachXO2 Flash Memory Programming Flow.
Updated Technical Support Assistance section.
3.6 Updated Self Download Port Pins section. Added information on the
DONE pin.
Updated Dual Boot Configuration Mode section.
—
Added information on delay MachXO2 POR until SPI Flash POR is
completed.
—
Updated Figure 11, RC Delay.
3.5 Updated Master and Slave SPI Configuration Port Pins section.
Added information on maintaining SN pin state during power up.
Updated WISHBONE Configuration Mode section. Removed reference
to Appendix C.
Updated TransFR Operation section.
3.4 Updated Bitstream/PROM Sizes section. Added devices to Table 2,
Maximum Configuration Bits.
Updated Self Download Port Pins section. Added information on tog-
gling the PROGRAMN pin during device configuration.
Updated Master and Slave SPI Configuration Port Pins section. Added
information on SN pin state when configuring in Slave SPI mode.
Updated I2C Configuration Mode section. Added new EFB instantiation
requirement for I
PB1412.
Updated Reading Flash Pages section. Added information on retrieval
delay.
Updated MachXO2 Flash Memory Programming Flow section. Revised
Figure 20, MachXO2 Flash Memory Programming Flow.
—
Updated the Start to Step 1 and the Step 3 to Step 4 diagrams.
—
Added notes regarding EFB instantiation requirement for I
ration port access.
3.3 Updated On-chip Flash Programming section. Added information on
offline and background programming.
Updated Feature Row section.
—
Added Figure 4, Feature Row Example.
—
Added Table 3, Feature Row Option and Diamond Spreadsheet
View.
—
Updated Table 4, MachXO2 Feature Row Elements. Changed I
Slave Address feature to I
Address and updated default mode state information.
Corrected image link errors in Figure 18, MachXO2 Flash Memory Pro-
gramming Flow and Figure 20, Flash Page Command and Data
Sequence. Reverted images to version 3.1.
55
Change Summary
2
C configuration port access per Product Bulletin
2
C Programmable Primary Configuration
2
C configu-
2
C