h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 328

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 16-Bit Timer Pulse Unit (TPU)
3. Phase counting mode 3
Table 10.34 Up/Down-Count Conditions in Phase Counting Mode 3
[Legend]
Rev. 2.00 Dec. 05, 2005 Page 290 of 724
REJ09B0200-0200
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
High level
Low level
High level
Low level
TCLKA (channels 1 and 5)
TCLKC (channels 2 and 4)
TCLKB (channels 1 and 5)
TCLKD (channels 2 and 4)
:
:
Figure 10.27 shows an example of phase counting mode 3 operation, and table 10.34
summarizes the TCNT up/down-count conditions.
Rising edge
Falling edge
TCNT value
Figure 10.27 Example of Phase Counting Mode 3 Operation
Up-count
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
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
Down-count
Time