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Chapter 10
16-bit Inverter Timer/Counter R
User’s Manual U16580EE3V1UD00
(6)
Additional pulse control in high-accuracy T-PWM mode
In the high-accuracy T-PWM mode, additional pulse can be set by setting the LSB of the duty
setting registers (TRnCCR1 to TRnCCR3) to “1”. With the additional pulse control function, finer
duty control can be performed (higher accuracy).
TORn1 pin output examples are provided below for when additional pulse control is and is not
performed. The settings used here are TRnCCR = 12, TRnDTC0, and TRnDTC1 = 0.
Figure 10-61:
TORn1 Pin Output Example When Performing Additional Pulse Control
Remarks: 1.
TRnCCR0 = 12, TRnDTC0 = 0, TRnDTC1 = 0
2.
n = 0, 1
The locations where additional pulse control is performed are when an odd value has been set to
the TRnCCR1 register.
In the above figure, the arrows and numbers indicate the duty width of the TORn1 pin output within
1 cycle.
As can be seen in the above figure, when additional pulse control is performed, the output width
(duty ratio) of pin TORn1 can be controlled in 1 count clock steps from 12 clocks to 0 clocks.
0
2
4
6
8
10
12
10
8
6
4
2
0
2
4
11
10
9
8
7
6
5
4
3
2
1
0
12
TRnCCR1 = 0
TRnCCR1 = 1
TRnCCR1 = 2
TRnCCR1 = 3
TRnCCR1 = 4
TRnCCR1 = 5
TRnCCR1 = 6
TRnCCR1 = 7
TRnCCR1 = 8
TRnCCR1 = 9
TRnCCR1 = 10
TRnCCR1 = 11
TRnCCR1 = 12
1
2
3
4
5
6
7
8
9
10
11
12
Count clock
Counter value
Содержание MuPD70F3187
Страница 6: ...6 Preface User s Manual U16580EE3V1UD00 ...
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Страница 84: ...84 Chapter 2 Pin Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 144: ...144 Chapter 3 CPU Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 192: ...192 Chapter 5 Memory Access Control Function μPD70F3187 only User s Manual U16580EE3V1UD00 MEMO ...
Страница 312: ...312 Chapter 9 16 Bit Timer Event Counter P User s Manual U16580EE3V1UD00 MEMO ...
Страница 534: ...534 Chapter 11 16 bit Timer Event Counter T User s Manual U16580EE3V1UD00 ...
Страница 969: ...969 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 970: ...970 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 ...
Страница 976: ...976 Chapter 22 Internal RAM Parity Check Function User s Manual U16580EE3V1UD00 MEMO ...
Страница 984: ...984 Chapter 23 On Chip Debug Function OCD User s Manual U16580EE3V1UD00 MEMO ...
Страница 1006: ...1006 Chapter 24 Flash Memory User s Manual U16580EE3V1UD00 MEMO ...
Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO ...
Страница 1046: ...1046 Appendix A Index User s Manual U16580EE3V1UD00 MEMO ...
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