topic Re: How to configure hardware SPI in CodeWarrior for MCU https://community.nxp.com/t5/CodeWarrior-for-MCU/How-to-configure-hardware-SPI/m-p/166297#M4902 <HTML><HEAD></HEAD><BODY><P>What port&nbsp;are you expecting SPI signals to be available at? By default SPI0 is routed to port S. You need to set MODRR bit 4 to route SPI0 to port M.</P></BODY></HTML> Fri, 25 May 2012 15:03:41 GMT kef 2012-05-25T15:03:41Z How to configure hardware SPI https://community.nxp.com/t5/CodeWarrior-for-MCU/How-to-configure-hardware-SPI/m-p/166296#M4901 <HTML><HEAD></HEAD><BODY><P>Hello my friends, i have a problem with enable SPI interface (MC9S12XS128MAA), i need it to my study. This is my configuration:<BR /><BR />DDRM=0xff;<BR />&nbsp; /* SPI0CR1: SPIE=0,SPE=1,SPTIE=0,MSTR=1,CPOL=0,CPHA=1,SSOE=1,LSBFE=0 */<BR />&nbsp; SPI0CR1 = 0x50;<BR />&nbsp; /* SPI0CR2: XFRW=1,MODFEN=1,BIDIROE=0,SPISWAI=0,SPC0=0 */<BR />&nbsp; SPI0CR2 = 0x10;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;<BR />&nbsp; /* SPI0BR: SPPR2=0,SPPR1=0,SPPR0=0,SPR2=1,SPR1=1,SPR0=1 */<BR />&nbsp; SPI0BR = 0x07;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;<BR /><BR />COPCTL=0x00;<BR /><BR />for(;<A href="http://freescale.i.lithium.com/i/smilies/16x16_smiley-wink.gif"><IMG alt=":smileywink:" class="emoticon emoticon-smileywink" src="http://freescale.i.lithium.com/i/smilies/16x16_smiley-wink.gif" title="Smiley Wink" /></A> {<BR />SPI0DRL=0x44; &nbsp;<BR />while (SPI0SR_SPTEF!=0){}<BR />}<BR /><BR />I was trying with different conditions and loops.<BR />I'm watching in osciloscope SCK port but there is nothing.<BR /><BR />What i'm doing wrong ?<BR />Thank You for any post.<BR />Bye</P></BODY></HTML> Thu, 24 May 2012 22:57:12 GMT https://community.nxp.com/t5/CodeWarrior-for-MCU/How-to-configure-hardware-SPI/m-p/166296#M4901 configurehardwa 2012-05-24T22:57:12Z Re: How to configure hardware SPI https://community.nxp.com/t5/CodeWarrior-for-MCU/How-to-configure-hardware-SPI/m-p/166297#M4902 <HTML><HEAD></HEAD><BODY><P>What port&nbsp;are you expecting SPI signals to be available at? By default SPI0 is routed to port S. You need to set MODRR bit 4 to route SPI0 to port M.</P></BODY></HTML> Fri, 25 May 2012 15:03:41 GMT https://community.nxp.com/t5/CodeWarrior-for-MCU/How-to-configure-hardware-SPI/m-p/166297#M4902 kef 2012-05-25T15:03:41Z