MKE02Z32XXX4芯片 fault功能

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

MKE02Z32XXX4芯片 fault功能

757 Views
tomfu
Contributor I

在用MKE02芯片配置FAULT功能时,目前用的是FTM2 fault1 通道,使能这个功能,PWM会关闭,FAULT脚实际电平是高电平,fault电平极性设置为低电平,按照道理不应该关闭PWM才对,请帮忙解答下,感谢

0 Kudos
1 Reply

629 Views
Robin_Shen
NXP TechSupport
NXP TechSupport

Hi Tom,

请检查FTM2_FLTPOL[FLT1POL]是否等于1( The fault input polarity is active low. A 0 at the fault input indicates a fault.)

请检查是否使能其他fault引脚功能

Best Regards,

Robin

 

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

0 Kudos