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參數(shù)資料
| 型號(hào)： | 8XC54 |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類(lèi)： | 8位微控制器 |
| 英文描述： | 80C51 8-bit microcontroller family 8K-64K/256-1K OTP/ROM/ROMless, low voltage 2.7V-5.5V), low power, high speed (33 MHz) |
| 中文描述： | 80C51 8位微控制器系列8K-64K/256-1K OTP/ROM/無(wú)ROM，低電壓（2.7V-5.5V），低功率，高速（33 MHz） |
| 文件頁(yè)數(shù)： | 15/56頁(yè) |
| 文件大小： | 337K |
| 代理商： | 8XC54 |
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Philips Semiconductors
Product specification
8XC52/54/58/80C32
8XC51FA/FB/FC/80C51FA
8XC51RA+/RB+/RC+/RD+/80C51RA+
80C51 8-bit microcontroller family
8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V),
low power, high speed (33MHz)
1999 Apr 01
15
Table 4. Timer 2 Operating Modes
RCLK + TCLK
CP/RL2
TR2
MODE
0
0
1
16-bit Auto-reload
0
1
1
16-bit Capture
1
X
1
Baud rate generator
X
X
0
(off)
OSC
÷
12
C/T2 = 0
C/T2 = 1
TR2
Control
TL2
(8-bits)
TH2
(8-bits)
TF2
RCAP2L
RCAP2H
EXEN2
Control
EXF2
Timer 2
Interrupt
T2EX Pin
Transition
Detector
T2 Pin
Capture
SU00066
Figure 2. Timer 2 in Capture Mode
Not Bit Addressable
Symbol
Function
—
Not implemented, reserved for future use.*
T2OE
Timer 2 Output Enable bit.
DCEN
Down Count Enable bit. When set, this allows Timer 2 to be configured as an up/down counter.
—
—
—
—
—
—
T2OE
DCEN
SU00729
7
6
5
4
3
2
1
0
*
User software should not write 1s to reserved bits. These bits may be used in future 8051 family products to invoke new features.
In that case, the reset or inactive value of the new bit will be 0, and its active value will be 1. The value read from a reserved bit is
indeterminate.
Bit
T2MOD
Address = 0C9H
Reset Value = XXXX XX00B
Figure 3. Timer 2 Mode (T2MOD) Control Register
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相關(guān)代理商/技術(shù)參數(shù) |
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| 8XC54/58 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:(360.35 k) |
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| 8XC562 | 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:80C51 FAMILY DERIVATIVES |
| 8XC58 | 制造商:INTEL 制造商全稱(chēng):Intel Corporation 功能描述:CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| 8XC80C32 | 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:8-bit CMOS (low voltage, low power and high speed) microcontroller families |
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