r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 378

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Section 10 Multi-Function Timer Pulse Unit 2 (MTU2)
Examples of Phase Counting Mode Operation: In phase counting mode, TCNT counts up or
down according to the phase difference between two external clocks. There are four modes,
according to the count conditions.
1. Phase counting mode 1
Table 10.48 Up/Down-Count Conditions in Phase Counting Mode 1
[Legend]
Rev. 1.00 Sep. 21, 2007 Page 352 of 1124
REJ09B0402-0100
TCLKA (Channel 1)
TCLKC (Channel 2)
High level
Low level
High level
Low level
:
:
Figure 10.30 shows an example of phase counting mode 1 operation, and table 10.48
summarizes the TCNT up/down-count conditions.
Rising edge
Falling edge
TCLKA (channel 1)
TCLKC (channel 2)
TCLKB (channel 1)
TCLKD (channel 2)
TCNT value
Figure 10.30 Example of Phase Counting Mode 1 Operation
Up-count
TCLKB (Channel 1)
TCLKD (Channel 2)
Low level
High level
High level
Low level
Down-count
Operation
Up-count
Down-count
Time