Hi, I'm using MC9S12ZVM EVB.
EVB has reset intermittently when I set the variable 'requiredSpeed' to FRAC16(0.155) ~ FRAC16(0.165)
It is respond to 1000 ± 100 rpm in my motor parameters.
Here is my parameters.
Number of pole pair | 6 |
Nominal speed | 3100 |
Nominal current | 7 |
Resistance | 0.4 |
Min required speed | 13.8% (REQUIRED_RUN_SPEED = FRAC16(0.069) |
Max required speed | 200% |
Max current 200%
Alignment time | 200 |
Alignment current 100%
Number of start up comutations 10
First start period 40
Max Meas Current | 20 |
ALIGN_CURRENT_SCALED | FRAC16(0.35) | |
START_CMT_CNT | 10 | |
START_CMT_ACCELERATION | FRAC16(0.79224) | |
MIN_SPEED | FRAC16(0.069) MAX_SPEED | FRAC16(1.000) |
SPEED_STEP | FRAC16(0.035) | |
SPEED_CALC_NUMERATOR | 41252520 | |
DC_BUS_CURRENT_LIMIT | FRAC16(0.700) |
STALLCHECK_MIN_CMT_PREIOD 233
I don't know why reset at specific requiredSpeed.
How can I fix this problem?