LPC Microcontrollers中的主题 Re: How to get SPI Example Working with SPI1 as Master? https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649204#M25771 <HTML><HEAD></HEAD><BODY><P>Hi Ping,</P><P>I'm using the LPC54102J512 chip.&nbsp; The board is the LPCXpresso54102.</P><P>Thank you!</P><P>Mazar</P></BODY></HTML> Wed, 04 Jan 2017 01:42:10 GMT mazarfarran 2017-01-04T01:42:10Z How to get SPI Example Working with SPI1 as Master? https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649202#M25769 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P>I'm trying to get the SPI example project "periph_spi_sm_int" working with SPI1 as the master and SPI0 as the slave.&nbsp; The example worked when SPI0 was the master, but switching the two gives this output:</P><P></P><BLOCKQUOTE class="jive_macro_quote jive-quote jive_text_macro"><P>SLAVE [txDoneCount = 1, rxDoneCount = 0]<BR /> MASTER [txDoneCount = 16, rxDoneCount = 16]</P><P>TRANSFER COMPLETE: errors = 0<BR />Master total transfer time = 18893uS<BR />Showing data from : <STRONG>Master TX data</STRONG><BR />0x0121 0x0122 0x0123 0x0124 0x0125 0x0126 0x0127 0x0128<BR />0x0129 0x012a 0x012b 0x012c 0x012d 0x012e 0x012f 0x0130<BR />Showing data from : <STRONG>Master RX data</STRONG><BR />0xffff 0xffff 0xffff 0xffff 0xffff 0xffff 0xffff 0xffff<BR />0xffff 0xffff 0xffff 0xffff 0xffff 0xffff 0xffff 0xffff<BR />Showing data from : <STRONG>Slave TX data</STRONG><BR />0xfede 0xfedd 0xfedc 0xfedb 0xfeda 0xfed9 0xfed8 0xfed7<BR />0xfed6 0xfed5 0xfed4 0xfed3 0xfed2 0xfed1 0xfed0 0xfecf<BR />Showing data from : <STRONG>Slave RX data</STRONG><BR />0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000<BR />0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000</P></BLOCKQUOTE><P>I have tried switching the MOSI and MISO pins, but got the same result.&nbsp; The only change I made to the example was switching the macros:</P><BLOCKQUOTE class="jive-quote"><P>/* Board specific example setup */<BR />//#define SPIMASTERIRQHANDLER&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI0_IRQHandler<BR />//#define LPC_SPIMASTERPORT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LPC_SPI0<BR />//#define LPC_SPIMASTERIRQNUM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI0_IRQn<BR />//#define SPISLAVEIRQHANDLER&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI1_IRQHandler<BR />//#define LPC_SPISLAVEPORT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LPC_SPI1<BR />//#define LPC_SPISLAVEIRQNUM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI1_IRQn</P><P></P><P>#define SPIMASTERIRQHANDLER&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI1_IRQHandler<BR />#define LPC_SPIMASTERPORT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LPC_SPI1<BR />#define LPC_SPIMASTERIRQNUM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI1_IRQn<BR />#define SPISLAVEIRQHANDLER&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI0_IRQHandler<BR />#define LPC_SPISLAVEPORT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LPC_SPI0<BR />#define LPC_SPISLAVEIRQNUM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SPI0_IRQn</P></BLOCKQUOTE><P>Thanks</P></BODY></HTML> Fri, 30 Dec 2016 01:12:09 GMT https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649202#M25769 mazarfarran 2016-12-30T01:12:09Z Re: How to get SPI Example Working with SPI1 as Master? https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649203#M25770 <HTML><HEAD></HEAD><BODY><P>Hi <A _jive_internal="true" class="" data-content-finding="Community" data-userid="292521" data-username="mazarfarran" href="https://community.nxp.com/people/mazarfarran">Mazar Farran</A>,</P><P>Thank you for your interest in NXP Semiconductor products and the opportunity to serve you.</P><P>Before answer this question, I was wondering if you can tell me which chip you use.</P><P>I'm looking forward to your reply.<BR />Have a great day,<BR />Ping</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Wed, 04 Jan 2017 01:22:06 GMT https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649203#M25770 jeremyzhou 2017-01-04T01:22:06Z Re: How to get SPI Example Working with SPI1 as Master? https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649204#M25771 <HTML><HEAD></HEAD><BODY><P>Hi Ping,</P><P>I'm using the LPC54102J512 chip.&nbsp; The board is the LPCXpresso54102.</P><P>Thank you!</P><P>Mazar</P></BODY></HTML> Wed, 04 Jan 2017 01:42:10 GMT https://community.nxp.com/t5/LPC-Microcontrollers/How-to-get-SPI-Example-Working-with-SPI1-as-Master/m-p/649204#M25771 mazarfarran 2017-01-04T01:42:10Z