Motorola M68HC08 Reference Manual page 100

Software Design
Designer Reference Manual
100
Freescale Semiconductor, Inc.
Explained in 5.5.5 Back-EMF Acquisition
that the commutation parameters are recalculated with different
constants (see 3.3.1.3 Running — Commutation Time
BEMF Zero Crossing Interrupt Service Routine
Explained in 5.5.5 Back-EMF Acquisition
Current Measurement Interrupt Service Routine
Explained in 5.5.5 Back-EMF Acquisition
Error Handler
Explained in 5.5.5 Back-EMF Acquisition
Over Current
Explained in 5.5.5 Back-EMF Acquisition
Software Design
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DRM028 — Rev 0
MOTOROLA