Renesas H8S/2319 series Hardware Manual page 369

• Examples of waveform output operation
Figure 9-10 shows an example of 0 output/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 coincide, the pin level does not change.
TCNT value
H'FFFF
TGRA
TGRB
H'0000
TIOCA
TIOCB
Figure 9-10 Example of 0 Output/1 Output Operation
Figure 9-11 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
No change
Counter cleared by TGRB compare match
Figure 9-11 Example of Toggle Output Operation
No change
No change
Rev. 5.00, 12/03, page 339 of 1088
Time
No change
1 output
0 output
Time
Toggle output
Toggle output