topic Interrupt only triggered after pausing debug? in S32K https://community.nxp.com/t5/S32K/Interrupt-only-triggered-after-pausing-debug/m-p/758011#M2140 <HTML><HEAD></HEAD><BODY><P>I'm trying to deal with a weird issue where a CAN interrupt is only being triggered after I suspend a debug session.</P><P></P><P>For instance, I have a break-point at "CAN0_ORed_0_15_MB_IRQHandler()" which is the first function called from the interrupt vector.</P><P></P><P>Starting the code, I have the following, showing now CAN interrupts have been flagged:</P><P><span class="lia-inline-image-display-wrapper" image-alt="CAN_NoInterrupt.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/28958i7F381F2B08300D35/image-size/large?v=v2&amp;px=999" role="button" title="CAN_NoInterrupt.jpg" alt="CAN_NoInterrupt.jpg" /></span></P><P></P><P>Then, I let the board run, and send a CAN message (verified that this occurs)... and nothing happens. When I suspend the debug session, the register shows there is a CAN interrupt:</P><P><span class="lia-inline-image-display-wrapper" image-alt="CAN_InterruptApparent.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/29001iB2DDBD31C0810632/image-size/large?v=v2&amp;px=999" role="button" title="CAN_InterruptApparent.jpg" alt="CAN_InterruptApparent.jpg" /></span></P><P>After I resume the debug session, I suddenly hit my break-point!!&nbsp;<BR /><span class="lia-inline-image-display-wrapper" image-alt="IRQ.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/29028i9C1980301DE601A3/image-size/large?v=v2&amp;px=999" role="button" title="IRQ.jpg" alt="IRQ.jpg" /></span></P><P>Why on earth would this happen *only* after pausing a debug session?</P></BODY></HTML> Thu, 25 Jan 2018 22:17:52 GMT gearhead1107 2018-01-25T22:17:52Z Interrupt only triggered after pausing debug? https://community.nxp.com/t5/S32K/Interrupt-only-triggered-after-pausing-debug/m-p/758011#M2140 <HTML><HEAD></HEAD><BODY><P>I'm trying to deal with a weird issue where a CAN interrupt is only being triggered after I suspend a debug session.</P><P></P><P>For instance, I have a break-point at "CAN0_ORed_0_15_MB_IRQHandler()" which is the first function called from the interrupt vector.</P><P></P><P>Starting the code, I have the following, showing now CAN interrupts have been flagged:</P><P><span class="lia-inline-image-display-wrapper" image-alt="CAN_NoInterrupt.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/28958i7F381F2B08300D35/image-size/large?v=v2&amp;px=999" role="button" title="CAN_NoInterrupt.jpg" alt="CAN_NoInterrupt.jpg" /></span></P><P></P><P>Then, I let the board run, and send a CAN message (verified that this occurs)... and nothing happens. When I suspend the debug session, the register shows there is a CAN interrupt:</P><P><span class="lia-inline-image-display-wrapper" image-alt="CAN_InterruptApparent.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/29001iB2DDBD31C0810632/image-size/large?v=v2&amp;px=999" role="button" title="CAN_InterruptApparent.jpg" alt="CAN_InterruptApparent.jpg" /></span></P><P>After I resume the debug session, I suddenly hit my break-point!!&nbsp;<BR /><span class="lia-inline-image-display-wrapper" image-alt="IRQ.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/29028i9C1980301DE601A3/image-size/large?v=v2&amp;px=999" role="button" title="IRQ.jpg" alt="IRQ.jpg" /></span></P><P>Why on earth would this happen *only* after pausing a debug session?</P></BODY></HTML> Thu, 25 Jan 2018 22:17:52 GMT https://community.nxp.com/t5/S32K/Interrupt-only-triggered-after-pausing-debug/m-p/758011#M2140 gearhead1107 2018-01-25T22:17:52Z Re: Interrupt only triggered after pausing debug? https://community.nxp.com/t5/S32K/Interrupt-only-triggered-after-pausing-debug/m-p/758012#M2141 <HTML><HEAD></HEAD><BODY><P>Kinda dumb, but still interesting - this happened because interrupts were disabled globally but not re-enabled.</P></BODY></HTML> Fri, 26 Jan 2018 02:19:11 GMT https://community.nxp.com/t5/S32K/Interrupt-only-triggered-after-pausing-debug/m-p/758012#M2141 gearhead1107 2018-01-26T02:19:11Z