ATA6602 ATMEL Corporation, ATA6602 Datasheet - Page 151

• Manufacturer Part Number: ATA6602
• Description: LIN and Microcontroller System-In-Package: LIN Transceiver, integrated 5V/50 mA voltage regulator, window watchdog and automotive AVR ATmega88 (8 kBytes Flash); green QFN48 package.
• Manufacturer: ATMEL Corporation

4921C–AUTO–01/07
Figure 4-51
frequency correct PWM mode the OCR1x Register is updated at BOTTOM. The timing diagrams
will be the same, but TOP should be replaced by BOTTOM, TOP-1 by BOTTOM+1 and so on.
The same renaming applies for modes that set the TOV1 Flag at BOTTOM.
Figure 4-51. Timer/Counter Timing Diagram, no Prescaling
Figure 4-52
Figure 4-52. Timer/Counter Timing Diagram, with Prescaler (f
(PC and PFC PWM)
(PC and PFC PWM)
(CTC and FPWM)
and ICFn (if used
(CTC and FPWM)
(Update at TOP)
and ICFn (if used
(Update at TOP)
TOVn (FPWM)
TOVn (FPWM)
as TOP)
(clk
shows the same timing data, but with the prescaler enabled.
shows the count sequence close to TOP in various modes. When using phase and
as TOP)
OCRnx
(clk
TCNTn
TCNTn
OCRnx
TCNTn
TCNTn
clk
I/O
clk
clk
I/O
clk
/8)
I/O
Tn
/1)
I/O
Tn
TOP - 1
TOP - 1
TOP - 1
TOP - 1
Old OCRnx Value
Old OCRnx Value
TOP
TOP
TOP
TOP
ATA6602/ATA6603
clk_I/O
BOTTOM
BOTTOM
TOP - 1
TOP - 1
New OCRnx Value
/8)
New OCRnx Value
BOTTOM + 1
BOTTOM + 1
TOP - 2
TOP - 2
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