Datasheet

Section 11 16-Bit Timer Pulse Unit (TPU)
R01UH0309EJ0500 Rev. 5.00 Page 769 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
d. Phase counting mode 4
Figure 11.29 shows an example of phase counting mode 4 operation, and table 11.36
summarizes the TCNT up/down-count conditions.
Tim
e
Up-count
Down-count
TCNT value
TCLKA (channels 1 and 5)
TCLKC (channels 2 and 4)
TCLKB (channels 1 and 5)
TCLKD (channels 2 and 4)
Figure 11.29 Example of Phase Counting Mode 4 Operation
Table 11.36 Up/Down-Count Conditions in Phase Counting Mode 4
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
TCLKE (Channels 7 and 11)
TCLKG (Channels 8 and 10)
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
TCLKF (Channels 7 and 11)
TCLKH (Channels 8 and 10) Operation
High level
Up-count
Low level
Low level Don't care
High level
High level Down-count
Low level
High level Don't care
Low level
[Legend]
: Rising edge
: Falling edge