參數(shù)資料
型號(hào): MQ80C52TXXX-20:D
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 20 MHz, MICROCONTROLLER, CQFP44
封裝: CERAMIC, QFP-44
文件頁(yè)數(shù): 35/81頁(yè)
文件大?。?/td> 663K
40
ATtiny28L/V
1062F–AVR–07/06
Figure 31. The Hardware Modulator
Figure 32 to Figure 35 show examples on output from the Modulator. Figure 32 also
shows the timing for the enable setting signal and for the count enable signal to
Timer/Counter0.
Figure 32. Modulation with ONTIM = 3, MCONF = 010.
Note:
1. Clock frequency: 455 kHz; modulation frequency: 38 kHz; duty-cycle: 33%
Figure 33. Modulation with ONTIM = 5, MCONF = 001
Note:
Clock frequency: 455 kHz; modulation frequency: 38 kHz; duty-cycle: 50%
DISABLE
MODUALTOR
PA2
0
1
DQ
IPORTA2
FROM
PORTA2
ENABLE SETTING
MODULATOR
STATE
MACHINE
COUNT ENABLE
TO TIMER/COUNTER0
IONTIM
IMCONF
5
ONTIM
MCONF
3
RM
WM
8
5
3
5
3
/
WM: WRITE MODCR
RM: READ MODCR
CLK
PA2
COUNT
ENABLE
SETTING
CLK
PA2
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