r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 768

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 11 16-Bit Timer Pulse Unit (TPU)
d. Phase counting mode 4
Table 11.36 Up/Down-Count Conditions in Phase Counting Mode 4
Legend:
Rev. 1.00 Sep. 19, 2008 Page 738 of 1342
REJ09B0467-0100
TCLKA (Channels 1 and 5)
TCLKC (Channels 2 and 4)
TCLKE (Channels 7 and 11)
TCLKG (Channels 8 and 10)
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 11.29 shows an example of phase counting mode 4 operation, and table 11.36
summarizes the TCNT up/down-count conditions.
: Rising edge
: Falling edge
TCNT value
Figure 11.29 Example of Phase Counting Mode 4 Operation
Up-count
TCLKB (Channels 1 and 5)
TCLKD (Channels 2 and 4)
TCLKF (Channels 7 and 11)
TCLKH (Channels 8 and 10)
Low level
High level
High level
Low level
Operation
Up-count
Don’t care
Down-count
Don’t care
Down-count
Time