SH7125_08 Datasheet, PDF (280/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 9 Multi-Function Timer Pulse Unit 2 (MTU2)
3. Phase counting mode 3
Figure 9.32 shows an example of phase counting mode 3 operation, and table 9.50 summarizes
the TCNT up/down-count conditions.
TCLKA (channel 1)
TCLKC (channel 2)
TCLKB (channel 1)
TCLKD (channel 2)
TCNT value
Up-count
Down-count
Time
Figure 9.32 Example of Phase Counting Mode 3 Operation
Table 9.50 Up/Down-Count Conditions in Phase Counting Mode 3
TCLKA (Channel 1)
TCLKC (Channel 2)
High level
Low level
High level
Low level
[Legend]
: Rising edge
: Falling edge
TCLKB (Channel 1)
TCLKD (Channel 2)
Low level
High level
High level
Low level
Operation
Don't care
Don't care
Don't care
Up-count
Down-count
Don't care
Don't care
Don't care
Rev. 4.00 Jul. 25, 2008 Page 260 of 750
REJ09B0243-0400