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HD6413008VF25 Datasheet, PDF (260/688 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents
8. 16-Bit Timer
• Examples of waveform output
Figure 8.18 shows examples of 0 and 1 output. 16TCNT operates as a free-running counter, 0
output is selected for compare match A, and 1 output is selected for compare match B. When
the pin is already at the selected output level, the pin level does not change.
16TCNT value
H'FFFF
GRB
GRA
H'0000
Time
TIOCB
No change
No change 1 output
TIOCA
No change
No change
0 output
Figure 8.18 0 and 1 Output (TOA = 1, TOB = 0)
Figure 8.19 shows examples of toggle output. 16TCNT operates as a periodic counter, cleared
by compare match B. Toggle output is selected for both compare match A and B.
16TCNT value
Counter cleared by compare match with GRB
GRB
GRA
H'0000
TIOCB
TIOCA
Figure 8.19 Toggle Output (TOA = 1, TOB = 0)
Time
Toggle
output
Toggle
output
Rev.4.00 Aug. 20, 2007 Page 214 of 638
REJ09B0395-0400