2.2.1 Some Reserved Fuse Bits Are ‘1

For material with date code 2021 (manufactured in the year 2020, week 21) or older, the default fuse values are not compliant with the data sheet. The fuse values will read out as listed below:
  • BODCFG = 0x10
  • OSCCFG = 0x78 (Device will use the OSCHF clock source)
  • SYSCFG0 = 0xF6
  • SYSCFG1 = 0xE8

Work Around

None.

Affected Silicon Revisions

Rev. A4 Rev. A5 Rev. B0
X - -