Datasheet

www.ti.com

Microcontroller Resources

8.2 Pin Utilization

Flexibility in the design of InstaSPIN-FOC allows for multiple motors to be supported. Table 6 lists the

minimum and maximum pins used per motor. Note that a F2802xF microcontroller provides (8) ePWM

outputs with the 48-pin package.

Table 6. Pin Utilization Per Motor

Pins Usage Per Motor

Pin Type Pin Name Min Max

Digital PWM1A 3 7

(Requires External Fault and

PWM1B (Optional)

External Complementary Mode

PWM2A

with Dead Time)

PWM2B (Optional)

PWM3A

PWM3B (Optional)

Trip Zone (Optional)

Analog IA 5 7

(Only two currents and no

VBUS ripple compensation)

IC (Optional)

VBUS (Optional)

SPRUHP4–August 2013 TMS320F28026F, TMS320F28027F InstaSPIN™-FOC Software

Submit Documentation Feedback