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參數(shù)資料
| 型號(hào)： | mPD789324 |
| 廠商： | NEC Corp. |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash |
| 中文描述： | 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存 |
| 文件頁(yè)數(shù)： | 30/96頁(yè) |
| 文件大小： | 482K |
| 代理商： | MPD789324 |
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Preliminary Product Information U14673EJ1V0PM00
30
μ
PD789322,789324,789326,789327
(3) Subclock control register (CSS)
This register is used to specify whether the main system or subsystem clock oscillator is selected and to
indicate the operating status of the CPU clock.
CSS is set using a 1-bit or 8-bit memory manipulation instruction.
RESET input sets this register to 00H.
Figure 5-10. Format of Subclock Control Register
Symbol
7
6
5
4
3
2
1
0
Address
After reset
R/W
CSS
0
0
CLS
CSS0
0
0
0
0
FFF2H
00H
R/W
Note
CLS
CPU clock operating status
0
Operating on the output of the (divided) main system clock
1
Operating on the output of the subsystem clock
CSS0
Selection of main system clock or subsystem clock oscillator
0
Main system clock oscillator (divided) output
1
Subsystem clock oscillator output
Note
Bit 5 is read-only.
Caution Always set bits 0 to 3, 6, and 7 to 0.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| mPD789326 | 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash |
| MPL135 | Big current (55A), Footprint compatible with most standard, Lower temperature rise at big current, Low DCR, Without noise |
| MPL135-0R4 | Big current (55A), Footprint compatible with most standard, Lower temperature rise at big current, Low DCR, Without noise |
| MPL135-1R0 | Big current (55A), Footprint compatible with most standard, Lower temperature rise at big current, Low DCR, Without noise |
| MPL135-1R5 | Big current (55A), Footprint compatible with most standard, Lower temperature rise at big current, Low DCR, Without noise |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MPD789324GB-XXX-8ET | 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER |
| MPD789326 | 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER |
| MPD789326GB-XXX-8ET | 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER |
| MPD789327 | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
| MPD789327GB-XXX-8ET | 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER |
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