ata6603 ATMEL Corporation, ata6603 Datasheet - Page 356

• Manufacturer Part Number: ata6603
• Description: Microcontroller With Lin Transceiver, 5v Regulator And Watchdog
• Manufacturer: ATMEL Corporation

9. Errata
9.1
9.2
356
ATA6602, ATA6602N, ATA6602P
ATA6603, ATA6603N, ATA6603P
ATA6602/ATA6603
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•
If one of the timer registers which is synchronized to the asynchronous timer2 clock is written in
the cycle before an overflow interrupt occurs, the interrupt may be lost.
Always check that the Timer2 Timer/Counter register, TCNT2, does not have the value 0xFF
before writing the Timer2 Control Register, TCCR2, or Output Compare Register, OCR2.
Improved security functions in Flash memory.
•
•
If one of the timer registers which is synchronized to the asynchronous timer2 clock is written in
the cycle before an overflow interrupt occurs, the interrupt may be lost.
Always check that the Timer2 Timer/Counter register, TCNT2, does not have the value 0xFF
before writing the Timer2 Control Register, TCCR2, or Output Compare Register, OCR2.
Improved security functions in Flash memory.
Interrupts may be lost when writing the timer registers in the asynchronous timer
Flash security
Interrupts may be lost when writing the timer registers in the asynchronous timer
Flash security
1. Interrupts may be lost when writing the timer registers in the asynchronous timer
Problem Fix/Workaround
2. Flash security
Problem Fix/Workaround
1. Interrupts may be lost when writing the timer registers in the asynchronous timer
Problem Fix/Workaround
2. Flash security
Problem Fix/Workaround
4921D–AUTO–08/07