參數(shù)資料
型號: HD4074654
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機
文件頁數(shù): 32/109頁
文件大?。?/td> 430K
代理商: HD4074654
HD404654 Series
32
Bit
Initial value
Read/Write
Bit name
3
Not used
2
Not used
0
0
W
SSR10
1
0
W
SSR11
System clock select register 1 (SSR1: $029)
System clock selection
400 kHz
800 kHz
2 MHz
4 MHz
3.58 MHz
SSR10
0
1
0
1
SSR11
0
0
1
1
SSR22
0
0
0
0
1
×
×
×
: Don’t care
Figure 18 System Clock Select Register 1
Bit
Initial value
Read/Write
Bit name
3
Not used
2
0
W
SSR22
0
Not used
1
Not used
System clock select register 2 (SSR2: $02A)
SSR22
0
1
System clock selection
Selected from 400 kHz, 800 kHz,
2 MHz, 4 MHz
Note:
*
3.58 MHz
*
Refer to system clock select register 1 (SSR1) of figure 18.
Figure 19 System Clock Select Register 2
相關(guān)PDF資料
PDF描述
HD4074654H 4-Bit Single-Chip Microcomputer
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD4074654H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD4074654S 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD4074678H 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD4074709C 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD4074709FS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller