Renesas H8S/2100 Series Hardware Manual page 281

TCNT value
TGR
H'0000
CST bit
TGF
(2) Waveform Output by Compare Match
The TPU can perform 0, 1, or toggle output from the corresponding output pin using compare
match.
(a) Example of setting procedure for waveform output by compare match
Figure 10.9 shows an example of the setting procedure for waveform output by compare match.
Output selection
Select waveform output mode
Set output timing
Start count operation
<Waveform output>
Figure 10.9 Example of Setting Procedure for Waveform Output by Compare Match
Figure 10.8 Periodic Counter Operation
[1]
Select initial value 0 output or 1 output, and
compare match output value 0 output, 1 output,
or toggle output, by means of TIOR. The set
initial value is output at the TIOC pin until the
[1]
first compare match occurs.
[2]
Set the timing for compare match generation in
TGR.
[2]
[3]
Set the CST bit in TSTR to 1 to start the count
operation.
[3]
Section 10 16-Bit Timer Pulse Unit (TPU)
Counter cleared by TGR
compare match
Flag cleared by software activation
Rev. 1.00 May 09, 2008 Page 255 of 954
Time
REJ09B0462-0100