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AT43USB325 Datasheet(PDF) 45 Page - ATMEL Corporation

Part # AT43USB325
Description  Multimedia USB Keyboard Controller with Embedded Hub
PDF  109 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT43USB325 Datasheet(HTML) 45 Page - ATMEL Corporation

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3355C–USB–4/05
AT43USB325
6.3
16-bit Timer/Counter1
Figure 6-3.
Timer/Counter1 Block Diagram
CONTROL
LOGIC
TIMER INT. MASK
REGISTER (TIMSK)
T/C1 CONTROL
REGISTER A (TCCR1A)
T/C1 CONTROL
REGISTER B (TCCR1B)
CK
T1
T/C1
OVERFLOW IRQ
7
0
T/C1 INPUT CAPTURE REGISTER (ICR1)
8
15
TIMER/COUNTER1 (TCNT1)
16-BIT COMPARATOR
TIMER/COUNTER1 OUTPUT COMPARE REGISTER A
16-BIT COMPARATOR
TIMER/COUNTER1 OUTPUT COMPARE REGISTER B
7
0
8
15
7
0
8
15
7
0
8
15
0
15
7
0
8
15
7
8
T/C1 COMPARE
MATCHA IRQ
T/C1 COMPARE
MATCHB IRQ
T/C1INPUT
CAPTURE IRQ
TIMER INT. FLAG
REGISTER (TIFR)
CAPTURE
TRIGGER



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