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EM6821 데이터시트(PDF) 30 Page - EM Microelectronic - MARIN SA

부품명 EM6821
상세설명  Ultra Low Power uController with 4x20 LCD Driver
PDF  68 Pages
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제조업체  EMMICRO [EM Microelectronic - MARIN SA]
홈페이지  http://www.emmicroelectronic.com
Logo EMMICRO - EM Microelectronic - MARIN SA

EM6821 데이터시트(HTML) 30 Page - EM Microelectronic - MARIN SA

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EM6821
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30
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Table 7.3.4 Timer Clock Frequency Select
FTimSel0
FTimSel1
Timer Clock
On 32 KHz operation
0
0
Ck[3]
4 Hz
1
0
Ck[5]
16 Hz
0
1
Ck[7]
64 Hz
1
1
Ck[1]
1 Hz
Table 7.3.5 Register RegMelPeri
Bit
Name
Reset
R/W
Description
3
Per[3]
0
W
Melody timer period MSB
2
Per[2]
0
W
Melody timer period
1
Per[1]
0
W
Melody timer period
0
Per[0]
0
W
Melody timer period LSB
The total timer period duration is calculated as following:
Duration = Value(RegMelPeri) x 1/Ck[n]
Where, Ck[n] is the timer clock frequency and Value(RegMelPeri) is the value of the register RegMelPeri.



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