atmega32c1 ATMEL Corporation, atmega32c1 Datasheet - Page 353

• Manufacturer Part Number: atmega32c1
• Description: Atmega32m1 Automotive 8-bit Avr Microcontroller With 32k/64k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

29. Errata
29.1
29.1.1
29.2
7647A–AVR–02/08
Errata Summary
Errata Description
ATmega32/64/M1/C1 Rev. A (Mask Revision)
1. Inopportune reset of the CANIDM registers
• 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].
ATmega32/64/M1/C1
353