R01UH0822EJ0100 Rev.1.00
Page 414 of 1041
Jul 31, 2019
RX13T Group
19. Multi-Function Timer Pulse Unit 3 (MTU3c)
Figure 19.36
Example of Operation in Phase Counting Mode 3 (When MTUn.TCR2.PCB[1:0] = 1xb (n = 1, 2))
Table 19.53
Up-Counting and Down-Counting Conditions in Phase Counting Mode 3
: Rising edge
: Falling edge
PCB[1:0]
MTCLKA (MTU1)
MTCLKC (MTU2)
MTCLKB (MTU1)
MTCLKD (MTU2)
Operation
00b
High
Not counted (Don’t care)
Low
Low
High
Up-counting
High
Down-counting
Low
Not counted (Don’t care)
High
Low
01b
High
Down-counting
Low
Not counted (Don’t care)
Low
High
High
Low
High
Up-counting
Low
Not counted (Don’t care)
1xb
High
Down-counting
Low
Not counted (Don’t care)
Low
High
Up-counting
High
Down-counting
Low
Not counted (Don’t care)
High
Up-counting
Low
Not counted (Don’t care)
TCNT value
MTCLKA (MTU1)
MTCLKC (MTU2)
MTCLKB (MTU1)
MTCLKD (MTU2)
Time
Down-counting
Up-counting