topic DAC and DMA in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/DAC-and-DMA/m-p/520533#M3683 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by FrankAndersen on Wed Jul 17 04:39:14 MST 2013</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>MCU is LPC1788.</SPAN><BR /><BR /><SPAN>I am using the DAC together with DMA ch1 to play sounds, must of the time, it works, but sometimes it stops working, the error is hard to reproduce, and I have not yet been able to reproduce very often.</SPAN><BR /><BR /><SPAN>The DMA transfer does not end, and when the error happens, even thoug I init the DMA channel again, it does not start.</SPAN><BR /><BR /><SPAN>The source for the DMA is external flash.</SPAN><BR /><BR /><SPAN>Any one out there using the DAC together with the DMA?</SPAN><BR /><BR /><SPAN>Best regards,</SPAN><BR /><BR /><SPAN>Frank Andersen</SPAN></BODY></HTML> Wed, 15 Jun 2016 17:45:04 GMT lpcware 2016-06-15T17:45:04Z DAC and DMA https://community.nxp.com/t5/LPC-Microcontrollers/DAC-and-DMA/m-p/520533#M3683 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by FrankAndersen on Wed Jul 17 04:39:14 MST 2013</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>MCU is LPC1788.</SPAN><BR /><BR /><SPAN>I am using the DAC together with DMA ch1 to play sounds, must of the time, it works, but sometimes it stops working, the error is hard to reproduce, and I have not yet been able to reproduce very often.</SPAN><BR /><BR /><SPAN>The DMA transfer does not end, and when the error happens, even thoug I init the DMA channel again, it does not start.</SPAN><BR /><BR /><SPAN>The source for the DMA is external flash.</SPAN><BR /><BR /><SPAN>Any one out there using the DAC together with the DMA?</SPAN><BR /><BR /><SPAN>Best regards,</SPAN><BR /><BR /><SPAN>Frank Andersen</SPAN></BODY></HTML> Wed, 15 Jun 2016 17:45:04 GMT https://community.nxp.com/t5/LPC-Microcontrollers/DAC-and-DMA/m-p/520533#M3683 lpcware 2016-06-15T17:45:04Z