Datasheet
Section 11 16-Bit Timer Pulse Unit (TPU) 
Page 774 of 1384    R01UH0310EJ0500 Rev. 5.00 
 Sep 25, 2012 
H8S/2426, H8S/2426R, H8S/2424 Group
b.  Phase counting mode 2 
Figure 11.27 shows an example of phase counting mode 2 operation, and table 11.34 
summarizes the TCNT up/down-count conditions. 
Time
Down-countUp-count
TCNT value
TCLKA (channels 1 and 5)
TCLKC (channels 2 and 4)
TCLKB (channels 1 and 5)
TCLKD (channels 2 and 4)
Figure 11.27 Example of Phase Counting Mode 2 Operation 
Table 11.34  Up/Down-Count Conditions in Phase Counting Mode 2 
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 
 Don't care 
Low level   Don't care 
  Low level  Don't care 
 High level Up-count 
High level   Don't care 
Low level   Don't care 
  High level  Don't care 
 Low level Down-count 
[Legend] 
: Rising edge 
: Falling edge 










