R01UH0822EJ0100 Rev.1.00
Page 415 of 1041
Jul 31, 2019
RX13T Group
19. Multi-Function Timer Pulse Unit 3 (MTU3c)
(d) Phase Counting Mode 4
shows an example of operation in phase counting mode 4, and
summarizes the TCNT up-
counting and down-counting conditions.
Figure 19.37
Example of Operation in Phase Counting Mode 4
: Rising edge
: Falling edge
Table 19.54
Up-Counting and Down-Counting Conditions in Phase Counting Mode 4
MTCLKA (MTU1)
MTCLKC (MTU2)
MTCLKB (MTU1)
MTCLKD (MTU2)
Operation
High
Up-counting
Low
Low
Not counted (Don't care)
High
High
Down-counting
Low
High
Not counted (Don't care)
Low
Up-counting
Down-counting
TCNT value
MTCLKA (MTU1)
MTCLKC (MTU2)
MTCLKB (MTU1)
MTCLKD (MTU2)
Time