m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 249
m37905
Manufacturer Part Number
m37905
Description
Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.M37905.pdf
(565 pages)
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THREE-PHASE WAVEFORM MODE
10.4 Three-phase mode 1
Fig. 10.4.4 Triangular wave modulation output example (three-phase mode 1)
10-32
Contents of timer A0/A1/A2
register
Contents of timer A0
register
One-shot pulse output of
timer A0/A1/A2
Contents of output polarity
set toggle flip-flop
Reversed signal of pulse
output of dead-time timer
Positive waveform output
Negative waveform output
Carrier wave
Timer A3 interrupt request
Timer A3 underflow signal
Contents of three-phase
output polarity set buffer
1
/A1
1
/A2
2
2
2
2
1
This applies under the following conditions:
• Timer A3 interrupt request: every second time
• Timer A3 interrupt validity output: even-numbered underflow in time A3
f
i
Trans-
ferred
1 : Written by software
2 : This is an internal signal, which cannot be read from the external.
: Count source of timer A0/A1/A2
n
n
7905 Group User’s Manual Rev.1.0
1
2
1/f
Rever-
sed
n
i
1
1
1
Rever-
sed
1/f
Rever-
sed
Transferred
n
i
n
n
2
3
4
Rever-
sed
1/f
Rever-
sed
Trans-
ferred
i
1
1
n
3
Rever-
sed
1/f
Transferred
Rever-
sed
n
i
n
n
4
5
6
Rever-
sed
Rever-
sed
1/f
Transferred
n
i
1
1
5
Rever-
sed
1/f
Transferred
Rever-
sed
i
Rever-
sed
n
n
7
8
n
6
Rever-
sed
1/f
Trans-
ferred
n
i
1
1
7
n
n
10
Rever-
sed
9
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