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AT90PWM2 Datasheet(PDF) 133 Page - ATMEL Corporation

Part # AT90PWM2
Description  8-bit Microcontroller with 8K Bytes In-System Programmable Flash
PDF  365 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT90PWM2 Datasheet(HTML) 133 Page - ATMEL Corporation

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AT90PWM2/3
4317A-3–AVR–02/05
PSC Description
Figure 55. Power Stage Controller 0 or 1 Block Diagram
Note:
n = 0, 1
The principle of the PSC is based on the use of a counter (PSC counter). This counter is
able to count up and count down from and to values stored in registers according to the
selected running mode.
The PSC is seen as two symetrical entities. One part named part A which generates the
output PSCOUTn0 and the second one named part B which generates the PSCOUTn1
output.
Each part A or B has its own PSC Input Module to manage selected input.
OCRnRB
OCRnSB
OCRnRA
=
=
=
PSC Counter
Waveform
Generator B
PSC Input
Module B
PSC Input
Module A
PSCOUTn1
PCTLn
PFRCnA
PSOCn
( From Analog
Comparator n Ouput )
OCRnSA
=
PCNFn
PFRCnB
POM2(PSC2 only)
PICRn
Waveform
Generator A
PSCOUTn0
PSCINn
Part A
Part B
PISELnB
PISELnA
PSCn Input B
PSCn Input A



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