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參數(shù)資料
| 型號(hào)： | TS80C51RA2-MCER |
| 廠商： | ATMEL CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | High Performance 8-bit Microcontrollers |
| 中文描述： | 8-BIT, 40 MHz, MICROCONTROLLER, PQFP44 |
| 封裝： | 1.40 MM HEIGHT, VQFP-44 |
| 文件頁數(shù)： | 13/74頁 |
| 文件大?。?/td> | 903K |
| 代理商： | TS80C51RA2-MCER |
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Rev. C - 06 March, 2001
13
TS80C51RA2/RD2
TS83C51RB2/RC2/RD2
TS87C51RB2/RC2/RD2
Table 3. CKCON Register
CKCON - Clock Control Register (8Fh)
7
Reset Value = XXXX XXX0b
Not bit addressable
For further details on the X2 feature, please refer to ANM072 available on the web (http://www.atmel-wm.com)
6
5
4
3
2
1
0
-
-
-
-
-
-
-
X2
Bit Number
Bit
Mnemonic
Description
7
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
5
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
4
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
3
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
2
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
1
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
0
X2
CPU and peripheral clock bit
Clear to select 12 clock periods per machine cycle (STD mode, F
OSC
=F
XTAL
/
2).
Set to select 6 clock periods per machine cycle (X2 mode, F
OSC
=F
XTAL
).
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TS80C51RA2-MCJB | High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCJD | High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCKB | High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCKD | High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCKR | High Performance 8-bit Microcontrollers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TS80C51RA2-MCJB | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCJD | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCJR | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCKB | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:High Performance 8-bit Microcontrollers |
| TS80C51RA2-MCKD | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:High Performance 8-bit Microcontrollers |
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