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7906 Datasheet(PDF) 225 Page - Renesas Technology Corp

Part # 7906
Description  16-BIT SINGLE-CHIP MICROCOMPUTER
PDF  531 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7906 Datasheet(HTML) 225 Page - Renesas Technology Corp

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THREE-PHASE WAVEFORM MODE
7906 Group User’s Manual Rev.2.0
10-20
Fig. 10.3.3 Data-updating example in three-phase mode 0
W-phase output polarity set buffer
0 : “H” output
1 : “L” output
Timer A0/A1/A2 data calculation for the next time
Timer A3 interrupt
Saw-tooth-wave modulation
Triangular wave modulation
Interrupt processing is completed.
Setting of output width of each phase of timers A0
through A2
b7
b0
A value in the range from “000016” to
“FFFF16” is set.
b7
(b8)
(b15)
b0
Timer A0 register
(addresses 4716, 4616)
Timer A1 register
(addresses 4916, 4816)
Timer A2 register
(addresses 4B16, 4A16)
Setting of U-,V-,W-phase output polarity set buffer
: reversed
b7
b0
Three-phase output
data register 0
(address A816)
U-phase output polarity set buffer
0 : “H” output
1 : “L” output
b7
b0
Three-phase output
data register 1
(address A916)
Bit 3 is reversed.
Bits 4 and 5 are reversed.
V-phase output polarity set buffer
0 : “H” output
1 : “L” output
10.3 Three-phase mode 0



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