Renesas H8SX/1650 Hardware Manual page 388

Section 9 16-Bit Timer Pulse Unit (TPU)
(b) Phase counting mode 2
Figure 9.26 shows an example of phase counting mode 2 operation, and table 9.34 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 9.26 Example of Phase Counting Mode 2 Operation
Table 9.34 Up/Down-Count Conditions in Phase Counting Mode 2
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 366 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
Don't care
Don't care
Don't care
Up-count
Don't care
Don't care
Don't care
Down-count