参数资料
型号: MT80C51-12R
厂商: TEMIC SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP44
文件页数: 119/170页
文件大小: 4133K
代理商: MT80C51-12R
52
ATtiny4/5/9/10 [DATASHEET]
8127F–AVR–02/2013
11. 16-bit Timer/Counter0
11.1
Features
True 16-bit Design, Including 16-bit PWM
Two Independent Output Compare Units
Double Buffered Output Compare Registers
One Input Capture Unit
Input Capture Noise Canceler
Clear Timer on Compare Match (Auto Reload)
Glitch-free, Phase Correct Pulse Width Modulator (PWM)
Variable PWM Period
Frequency Generator
External Event Counter
Four independent interrupt Sources (TOV0, OCF0A, OCF0B, and ICF0)
11.2
Overview
The 16-bit Timer/Counter unit allows accurate program execution timing (event management), wave generation,
and signal timing measurement.
Figure 11-1.
16-bit Timer/Counter Block Diagram
Clock Select
Timer/Counter
D
ATA
B
U
S
OCRnA
OCRnB
ICRn
=
TCNTn
Waveform
Generation
Waveform
Generation
OCnA
OCnB
Noise
Canceler
ICPn
=
Fixed
TOP
Values
Edge
Detector
Control Logic
= 0
TOP
BOTTOM
Count
Clear
Direction
TOVn
(Int.Req.)
OCnA
(Int.Req.)
OCnB
(Int.Req.)
ICFn (Int.Req.)
TCCRnA
TCCRnB
( From Analog
Comparator Ouput )
Tn
Edge
Detector
( From Prescaler )
clk
Tn
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