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Chapter 10
Figure 10-12
Note
336
START
Initial setting
• Clock selection
(TAAnCTL0: TAAnCKS[2:0])
• Set external event count mode
(TAAnCTL1: TAAnMD[2:0] = 001B)
• Set valid edge
(TAAnIOC2: TAAnEES[1:0])
• Compare register setting
(TAAnCCR0 and TAAnCCR1)
(TAAnOPT0: TAAnCCS[1:0]=00)
Timer operation enable (TAAnCE = 1)
→ Transfer of TAAnCCR0, TAAnCCR1
values to CCR0 buffer register
and CCR1 buffer register
16-bit counter matches
CCR1 buffer register
16-bit counter matches
CCR0 buffer register.
Clear and start 16-bit counter
Flowchart of basic operation in external event counter mode
1.
Selection of the TAAnEEE bit has no influence.
2.
The 16-bit counter is not cleared upon a match between the 16-bit counter
and the CCR1 buffer register.
3.
m = 0, 1
User's Manual U18743EE1V2UM00
Note 1
Note 2
16-Bit Timer/Event Counter AA
INTTAAnCC1 output
INTTAAnCC0 output
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