U S E R M A N U A L
14
Jan 26, 2015, AN709-00011-1v0-E
5.3.3
DTTI
The DTTI0 is used to trigger the HW fault protection from the IPM. When the phase current is large enough
to trigger the HW over-current fault, the interrupt is got and all of the drive signals for the motor control will
shut off immediately.
Figure 5-4: DTTI Interrupt
ISR_MFT_WFG
IPM fault signal low voltage
H
L
Trigger over Current
Interrupt, PWM closed
