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UM0324 数据表(PDF) 9 Page - STMicroelectronics

部件名 UM0324
功能描述  This user manual describes
PDF  105 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

UM0324 数据表(HTML) 9 Page - STMicroelectronics

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UM0324
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List of figures
Figure 1.
JTAG interface for debugging and programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 2.
File structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 3.
Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 4.
Extended linker file Inkarm_flash.xcl, flash memory length definition . . . . . . . . . . . . 14
Figure 5.
Extended linker file setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 6.
FOC drive placed in a speed loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 7.
FOC structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 8.
Torque vs. speed characteristic curve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 9.
Adding a new module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 10.
Key function assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 11.
Main.c
state machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 12.
LCD menus in open loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 13.
Open loop start-up strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 14.
LCD menus in closed loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 15.
Closed loop start-up strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 16.
ICS hardware connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 17.
Encoder output signals: counter operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 18.
DBGC bit in PWM control register (extract from STR750 reference manual). . . . . . . . . . . 34
Figure 19.
Valfa and Vbeta stator voltage components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 20.
SVPWM phase voltages waveforms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 21.
PWM and TIM0 synchronization (REP_RATE=1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 22.
Three shunt topology current sampling and GP A/D conversions integration
(REP_RATE=1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 23.
Inverter leg and shunt resistor position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 24.
Low side switches gate signals (low modulation indexes) . . . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 25.
Low side Phase A duty cycle > DT+TN+ 2TS + TH + TDMA . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 26.
DT+TN+TS< Low side Phase A duty cycle < DT+TN+2TS+TH+TDMA and
ΔDutyA-B<DT+TN+TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 27.
DT+TN+TS < Low side Phase A duty cycle < DT+TN+2TS+TH+TDMA and
ΔDutyA-B<DT+TN+TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 28.
DT+TN+TS < Low side Phase A duty cycle < DT+TN+2TS+TH+TDMA and
ΔDutyA-B>DT+TN+TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 29.
DT+TN+TS < Low side Phase A duty cycle < DT+TN+2TS+TH+TDMA and
ΔDutyA-B>DT+TN+TS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Figure 30.
Low side duty cycle Phase A < DT+TN+TS and
ΔDutyA-B > DT+TN+2TS+TH+TDMA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Figure 31.
Low side duty cycle Phase A < DT+TN+TS and
ΔDutyA-B > DT+TN+2TS+TH+TDMA . . 49
Figure 32.
Low side duty cycle Phase A < DT+TN+TS and
DT+TRise+TS <
ΔDutyA-B < DT+TN+2TS+TH+TDMA . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 33.
Low side duty cycle Phase A < DT+TN+TS and
DT+TRise+TS <
ΔDutyA-B < DT+TN+2TS+TH+TDMA . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Figure 34.
Low side duty cycle Phase A < DT+TN+TS and
ΔDutyA-B< DT+TRise+TS . . . . . . . . . . 51
Figure 35.
Stator currents sampling and GP conversions in ICS configuration (REP_RATE=1) . . . . . 55
Figure 36.
Rotor flux angle calculation (quadrature encoder) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Figure 37.
Rotor flux angle calculation (tachogenerator) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 38.
Torque and flux optimization block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Figure 39.
Torque vs. speed characteristic curve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Figure 40.
Clarke, Park, and reverse Park transformations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66



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