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Use Cases

Three general "Use Cases

should be supported /wiki/spaces/SAG/pages/106566406 (https://kb.hilscher.com/x/jAl5BQ)

" are defined when using a netX hardware and must be handled by the maintenance firmware:

  • Case A: netX90 minimal -
iFLash
  • INT FLASH only / INTRAM only
  • Case B: netX90 -
iFLASH
  • INT FLASH / INTRAM + SQI Flash (for APP CPU / MFW)
  • Case C: netX90 / netX4000 + SQI Flash + SDRAM
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Supported Drivers

The following drivers are used by the maintenance firmware for the different use cases.

DrivernetX90netX4000Description

ABCC
INT FLASH(tick)(tick)(tick)(error)For access to
IntFlash0
INT FLASH 0-1 for the COM CPU and
IntFlash2
INT FLASH 2 for APP CPU updates.
SPI(tick)(tick)(tick)(tick)For access to the external SPI flash.
SPI FLASH(tick)(tick)(tick)(tick)For access to the external SPI flash.
Serial(tick)(tick)(tick)(error)Communication with maintenance firmware (downloading/starting update).
USB(error)(error)(error)(tick)Communication with maintenance firmware (downloading/starting update).
DPM(tick)(tick)(tick)(tick)Communication with maintenance firmware (downloading/starting update)
.
Once the following issue is resolved, the SPI and SPI FLASH drivers in use case A and use case B can be removed, too
.
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