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7647A–AVR–02/08
ATmega32/64/M1/C1
29. Errata
29.1 Errata Summary
29.1.1 ATmega32/64/M1/C1 Rev. A (Mask Revision)
• Inopportune reset of the CANIDM registers.
29.2 Errata Description
1. Inopportune reset of the CANIDM registers
After the reception of a CAN frame in a MOb, the ID mask registers are reset.
Problem fix / workaround
Before enabling a MOb in reception, re-initialize the ID mask registers - CANIDM[4..1].
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