參數(shù)資料
型號: HD404654S
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機(jī)
文件頁數(shù): 49/109頁
文件大?。?/td> 430K
代理商: HD404654S
HD404654 Series
49
Bit
Initial value
Read/Write
Bit name
2
0
W
TMA2
0
0
W
TMA0
1
0
W
TMA1
Timer mode register A (TMA: $008)
0
0
1
0
1
0
1
0
1
0
1
PSS
PSS
PSS
PSS
PSS
PSS
PSS
PSS
Operating mode
Timer A mode
TMA1
TMA2
TMA0
Source
prescaler
2048t
cyc
1024t
cyc
512t
cyc
128t
cyc
32t
cyc
8t
cyc
4t
cyc
2t
cyc
Input clock
frequency
0
1
1
3
Not used
Note: Timer counter overflow output period (seconds) = input clock period (seconds)
×
256.
Figure 34 Timer Mode Register A (TMA)
Timer C
Timer C Functions:
Timer C has the following functions.
Free-running/reload timer
Watchdog timer
Timer output operation (toggle, 0, 1, and PWM outputs)
The block diagram of timer C is shown in figure 35.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD404654SERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HD4046612 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit
HD4046612H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit
HD404668 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit
HD404668H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Low-Voltage AS Microcomputers with On-Chip DTMF Generation Circuit