參數(shù)資料
型號(hào): AT43USB325E-AC
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: Multimedia USB Keyboard Controller with Embedded Hub
中文描述: 8-BIT, 12 MHz, RISC MICROCONTROLLER, PQFP64
封裝: 1.40 MM HEIGHT, PLASTIC, MS-026-ACB, LQFP-64
文件頁數(shù): 45/109頁
文件大?。?/td> 643K
代理商: AT43USB325E-AC
45
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)
C
T
O
O
T
T
C
C
C
I
P
C
C
C
CK
T1
T/C1
OVERFLOW IRQ
8
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
T
O
O
I
T
T
TIMER INT. FLAG
REGISTER (TIFR)
I
I
C
O
O
P
CAPTURE
TRIGGER
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