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Section 9 16-Bit Timer Pulse Unit (TPU)
(d) Phase counting mode 4
Figure 9.28 shows an example of phase counting mode 4 operation, and table 9.36 summarizes the
TCNT up/down-count conditions.
TCLKA (channels 1 and 5)
TCLKC (channels 2 and 4)
TCLKB (channels 1 and 5)
TCLKD (channels 2 and 4)
TCNT value
Figure 9.28 Example of Phase Counting Mode 4 Operation
Table 9.36 Up/Down-Count Conditions in Phase Counting Mode 4
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
High level
Low level
High level
Low level
[Legend]
:
Rising edge
:
Falling edge
Rev.2.00 Jun. 28, 2007 Page 368 of 666
REJ09B0311-0200
Up-count
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
Low level
High level
High level
Low level
Down-count
Time
Operation
Up-count
Don't care
Down-count
Don't care
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