Renesas H8SX/1650 Hardware Manual page 389

(c)
Phase counting mode 3
Figure 9.27 shows an example of phase counting mode 3 operation, and table 9.35 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 9.27 Example of Phase Counting Mode 3 Operation
Table 9.35 Up/Down-Count Conditions in Phase Counting Mode 3
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
High level
Low level
High level
Low level
[Legend]
: Rising edge
: Falling edge
Up-count
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
Low level
High level
High level
Low level
Section 9 16-Bit Timer Pulse Unit (TPU)
Down-count
Operation
Don't care
Don't care
Don't care
Up-count
Down-count
Don't care
Don't care
Don't care
Rev.2.00 Jun. 28, 2007 Page 367 of 666
REJ09B0311-0200
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