There are many kinds of counter in i.MX RT:
| SysTick |
24bit |
system core tick |
| GPT |
32bit |
general timer |
| PIT |
32bit x 4 ch |
life cycle counter |
| TMR |
16bit x 4 ch |
mixer functional timer |
| eFlexPWM |
16bit x 6 ch |
pwm generator |
| QDC |
16bit,32bit - 5 ch |
position/speed, quadrature decoder |
| WDOG |
time/16bit |
For system recovery |
