Figure 9.7 Example Of 0-Output/1-Output Operation; Figure 9.8 Example Of Toggle Output Operation - Renesas H8SX/1500 Series Hardware Manual

Section 9 16-Bit Timer Pulse Unit (TPU)
(b) Examples of waveform output operation
Figure 9.7 shows an example of 0-output and 1-output.
In this example, TCNT has been designated as a free-running counter, and settings have been
made so that 1 is output by compare match A, and 0 is output by compare match B. When the set
level and the pin level match, the pin level does not change.
TCNT value
H'FFFF
TGRA
TGRB
H'0000
TIOCA
TIOCB

Figure 9.7 Example of 0-Output/1-Output Operation

Figure 9.8 shows an example of toggle output.
In this example, TCNT has been designated as a periodic counter (with counter clearing performed
by compare match B), and settings have been made so that output is toggled by both compare
match A and compare match B.
TCNT value
H'FFFF
TGRB
TGRA
H'0000
TIOCB
TIOCA
Rev. 3.00 Mar. 14, 2006 Page 302 of 804
REJ09B0104-0300
No change
Counter cleared by TGRB compare match

Figure 9.8 Example of Toggle Output Operation

No change
No change
Time
No change
1-output
0-output
Time
Toggle-output
Toggle-output