AN1931D Freescale Semiconductor / Motorola, AN1931D Datasheet - Page 34

• Manufacturer Part Number: AN1931D
• Description: 3-Phase PM Synchronous Motor Vector Control
• Manufacturer: Freescale Semiconductor / Motorola

Software Design
34
Alignment:
Software Timer
if Timeout
{PMSM Control - End Alignment}
Figure 6-3. S/W Flow Chart - General Overview III
Freescale Semiconductor, Inc.
3-Phase PM Synchronous Motor Vector Control
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decrements debounceCounterUp(Down)
AlignFlag
PMSM Control
Speed, Alignment Processing:
proceeds according to its status
Button Processing - Interrupt part
get speed from Speed Measurement
Speed Measurement Processing
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LED Indication Processing
Switch Filter Processing
pmsmCtrlStatus?
D0 QTimer
Interrupt
Return
others
Speed Control:
Software Timer
if Timeout:
{Field-Weakening Controller
Speed Regulator
Speed Ramp}
RunFlag
MOTOROLA