4.2 Appendix - Obsolete Revision History

Note: Due to document structure change from a single megaAVR 0-series to one document per data sheet, the following history from www.microchip.com/DS80000777 is provided as reference.
Doc Rev.DateComments
C08/2019
  • New Errata:
    • CPUINT: Interrupt Level 1 Does Not Work
Note: Only applicable to ATmega4808/4809 for specific date codes.
B07/2019
  • Document
    • Adding variants with 16 KB and 8 KB Flash
    • Adding 40-pin variant of ATmega4809
    • Changing document title
    • Adding section "Data Sheet Clarifications"
  • New Errata:
    • PORTMUX: SPI SS is Connected to Pin Even if SPI is Configured to Have No Port Connection
    • TCB: Minimum Event Duration Must Exceed Selected Clock Period
    • USART: TXD Pin Override Not Released When Disabling the Transmitter
  • Erratum for TCA removed: Issuing a restart will clear the direction bit - the data sheet is describing this correctly.
A02/2018
  • Initial document release.