LPC MicrocontrollersのトピックGPDMA : Using 1 DMA req for 2 Channels---DMA req SYNC register? https://community.nxp.com/t5/LPC-Microcontrollers/GPDMA-Using-1-DMA-req-for-2-Channels-DMA-req-SYNC-register/m-p/563393#M16662 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by blueo on Thu Feb 05 22:38:40 MST 2015</STRONG><BR /><SPAN>Hi all,</SPAN><BR /><BR /><SPAN>1)</SPAN><BR /><SPAN>I need to know if it is possible to specify 1 DMA Request for more than 1 channels?</SPAN><BR /><BR /><SPAN>I want to set DMAMUXPER10=0x2(SCT DMA Request 0) and then assign 0x7(SCT DMA request 0) to 2 of Channel Config registers.</SPAN><BR /><BR /><SPAN>I know it is not possible for STM32F40x as ST datasheet says, but NXP datasheets are not as well-written.</SPAN><BR /><BR /><SPAN>2)</SPAN><BR /><SPAN>There is a register to enable/disable Sync logic for each of the 16 DMA requests.I don't understand it clearly as I couldn't find more info on that besides a brief description of the register in UM.What does it do exactly?</SPAN><BR /><BR /><SPAN>regards</SPAN><BR /></BODY></HTML> Wed, 15 Jun 2016 18:48:29 GMT lpcware 2016-06-15T18:48:29Z GPDMA : Using 1 DMA req for 2 Channels---DMA req SYNC register? https://community.nxp.com/t5/LPC-Microcontrollers/GPDMA-Using-1-DMA-req-for-2-Channels-DMA-req-SYNC-register/m-p/563393#M16662 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by blueo on Thu Feb 05 22:38:40 MST 2015</STRONG><BR /><SPAN>Hi all,</SPAN><BR /><BR /><SPAN>1)</SPAN><BR /><SPAN>I need to know if it is possible to specify 1 DMA Request for more than 1 channels?</SPAN><BR /><BR /><SPAN>I want to set DMAMUXPER10=0x2(SCT DMA Request 0) and then assign 0x7(SCT DMA request 0) to 2 of Channel Config registers.</SPAN><BR /><BR /><SPAN>I know it is not possible for STM32F40x as ST datasheet says, but NXP datasheets are not as well-written.</SPAN><BR /><BR /><SPAN>2)</SPAN><BR /><SPAN>There is a register to enable/disable Sync logic for each of the 16 DMA requests.I don't understand it clearly as I couldn't find more info on that besides a brief description of the register in UM.What does it do exactly?</SPAN><BR /><BR /><SPAN>regards</SPAN><BR /></BODY></HTML> Wed, 15 Jun 2016 18:48:29 GMT https://community.nxp.com/t5/LPC-Microcontrollers/GPDMA-Using-1-DMA-req-for-2-Channels-DMA-req-SYNC-register/m-p/563393#M16662 lpcware 2016-06-15T18:48:29Z