參數(shù)資料
型號(hào)： HD4043312S
廠商： Hitachi,Ltd.
英文描述： 4-bit HMCS400-Series microcomputer with large-capacity memory
中文描述： 4位HMCS400系列的大容量存儲(chǔ)器微機(jī)
文件頁(yè)數(shù)： 29/78頁(yè)
文件大?。?/td> 337K
代理商： HD4043312S
HD404339 Series
29
Bit
Initial value
Read/Write
Bit name
3
0
W
SSR13
*
1
2
0
W
SSR12
0
—
—
Not used
1
0
W
SSR11
System clock selection register 1 (SSR1: $027)
System Clock Selection
*
2
0.4 to 1.0 MHz
1.6 to 4.5 MHz
SSR11
0
1
SSR12
0
1
Ratio Selection
f
SUB
= f
X
/8
f
SUB
= f
X
/4
32-kHz Oscillation Division
SSR13
0
1
32-kHz Oscillation Stop
Oscillation operates in stop mode
Oscillation stops in stop mode
Notes:
*
1
*
2
SSR13 will only be cleared to 0 by a
RESET
input. A
STOPC
input during stop mode will not
clear SSR13. Also note that SSR13 will not be cleared upon transition to stop mode.
When the subsystem oscillator (32.768 kHz crystal oscillator) is used, set 0.4 MHz
≤
f
OSC
≤
1.0MHz
or 1.6 MHz
≤
f
OSC
≤
4.5 MHz.
Figure 20 System Clock Selection Register 1 (SSR1)
Bit
Initial value
Read/Write
Bit name
3
—
—
Not used
2
—
—
Not used
0
0
W
SSR20
1
0
W
SSR21
System clock selection register 2 (SSR2: $028)
SSR21
0
0
1
1
SSR20
0
1
0
1
System Clock Division Ratio
1/4 division
1/8 division
1/16 division
1/32 division
Figure 21 System Clock Selection Register 2 (SSR2)
相關(guān)PDF資料
PDF描述
HD404334FS 4-bit HMCS400-Series microcomputer with large-capacity memory
HD404334S +60V Simple Swapper Hot-Swap Switch
HD404336FS 4-bit HMCS400-Series microcomputer with large-capacity memory
HD404336S 4-bit HMCS400-Series microcomputer with large-capacity memory
HD404338FS 4-bit HMCS400-Series microcomputer with large-capacity memory
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD404334 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer with large-capacity memory
HD404334FS 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer with large-capacity memory
HD404334S 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer with large-capacity memory
HD404336 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer with large-capacity memory
HD404336FS 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer with large-capacity memory
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