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MC81F4316S 参数 Datasheet PDF下载

MC81F4316S图片预览
型号: MC81F4316S
PDF下载: 下载PDF文件 查看货源
内容描述: ABOV半导体的8位单芯片微控制器产品 [ABOV SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS]
分类和应用: 半导体微控制器
文件页数/大小: 200 页 / 4220 K
品牌: FINECHIPS [ FINECHIPS ]
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MC81F4x16  
19.2 Timer 2 8-Bit Mode  
T2CS  
T2OVIE  
fxx/1024  
fxx/256  
fxx/64  
fxx/16  
fxx/8  
Timer 2 overflow INT enable  
Data BUS  
8
OVF  
T2OVIR  
T2 Overflow  
Interrupt  
Timer 2 Overflow INT request  
M
U
X
fxx/4  
fxx/2  
fxx/1  
fxt  
T2OVIF  
8-Bit Up Counter  
(Read - only)  
Clear  
T2CC  
Match signal  
R
Clear  
T2CR  
T2MIE  
EC2  
Timer 2 match INT enable  
Counter stop  
Match  
8-Bit Comparator  
T2MIR  
T2 Match  
Interrupt  
Timer 2 Match INT request  
T2O  
M
U
X
T2MIF  
EXT5  
Timer 2 Buffer Register  
Timer 2 Data Register  
T2CC  
Overflow signal  
Match signal  
EINT0H  
T2DR  
8
EXT5  
Interrupt  
Data BUS  
Figure 19-1 8-bit Timer 2 Block Diagram  
Timer 2 has the following functional components:  
-
-
-
-
-
-
Clock frequency divider (fxx divided by 1024, 256, 64, 16, 8, 4, 2, 1, fxt) with multiplexer  
External clock input pin, EC2 (R06)  
I/O pins for capture input, EXT5 (R07) or match output T2O (R07)  
8-bit counter (T2CR), 8-bit comparator, and 8-bit reference data register (T2DR)  
Timer 2 status and control register (T2SCR)  
Timer 2 overflow interrupt and match interrupt generation  
October 19, 2009 Ver.1.35  
131  
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