m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 238

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

Fig. 10.3.3 Data-updating example in three-phase mode 0
(b15)
Setting of output width of each phase of timers A0
through A2
b7
Setting of U-,V-,W-phase output polarity set buffer
: reversed
b7
b7
Timer A0/A1/A2 data calculation for the next time
Interrupt processing is completed.
Bit 3 is reversed.
Bits 4 and 5 are reversed.
(b8)
b0
b7
7905 Group User’s Manual Rev.1.0
Timer A3 interrupt
THREE-PHASE WAVEFORM MODE
A value in the range from “0000
“FFFF
b0
b0
b0
16
” is set.
W-phase output polarity set buffer
V-phase output polarity set buffer
U-phase output polarity set buffer
Timer A0 register
(addresses 47
Timer A1 register
(addresses 49
Timer A2 register
(addresses 4B
Three-phase output
data register 1
(address A9
Three-phase output
data register 0
(address A8
Triangular wave modulation
0 : “H” output
1 : “L” output
0 : “H” output
1 : “L” output
0 : “H” output
1 : “L” output
Saw-tooth-wave modulation
16
16
16
16
)
)
16
, 46
, 48
, 4A
16
16
16
16
)
)
)
” to
10.3 Three-phase mode 0
10-21