topic SPI EXAMPLE IS NOT WORKING PLEASE HELP IMMEDIATLY... in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-EXAMPLE-IS-NOT-WORKING-PLEASE-HELP-IMMEDIATLY/m-p/647027#M39289 <HTML><HEAD></HEAD><BODY><P>------------- SPI driver example -------------- <BR /> <BR />This example application demonstrates usage of SPI driver. <BR />It transfers data to/from external memory over SPI bus. <BR />The default settings in memory.h apply to TWR-MEM flash memory. <BR />Current baud rate ... 9600000 Hz <BR />Changing the baud rate to 500000 Hz ... OK <BR />Current baud rate ... 500000 Hz <BR />Setting clock mode to SPI_CLK_POL_PHA_MODE0 ... OK <BR />Getting clock mode ... SPI_CLK_POL_PHA_MODE0 <BR />Setting endian to SPI_DEVICE_BIG_ENDIAN ... OK <BR />Getting endian ... SPI_DEVICE_BIG_ENDIAN <BR />Setting transfer mode to SPI_DEVICE_MASTER_MODE ... OK <BR />Getting transfer mode ... SPI_DEVICE_MASTER_MODE <BR />Clearing statistics ... OK <BR />Getting statistics: <BR />Rx packets: 0 <BR />Tx packets: 0 <BR /> <BR />Read memory status ... 0x00 <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write unprotect memory ... OK <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write unprotect memory ... OK <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Erase whole memory chip: <BR />Read memory status ... 0x00 <BR />Erase chip ... OK <BR /> <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write byte 0xba to location 0x000000f0 in memory ... done <BR />Read memory status ... 0x00 <BR />Read byte from location 0x000000f0 in memory ... 0x00 <BR />Byte test ... ERROR <BR />Getting statistics: <BR />Rx packets: 8 <BR />Tx packets: 25 <BR /> <BR />IO_IOCTL_SPI_READ_WRITE ... OK <BR />Simultaneous write and read - memory read from 0x000000f0 (10): <BR />Write: 0x03 0x00 0x00 0xf0 0x00 0x00 0x00 0x00 0x00 0x00 <BR />Read : 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 <BR />Simultaneous read/write (data == 0x00) ... ERROR <BR /> </P><P></P><P>I am using a custom board to build the spi example. spi1 is used to acess W25Q64FV which is an spi flash.I have done all the configurations for spi1 in bsp files.</P><P>why this is happening I have tried many times always the read test is failing please anybody help... :smileysad:</P></BODY></HTML> Fri, 23 Sep 2016 12:23:58 GMT yadhukrishnanvm 2016-09-23T12:23:58Z SPI EXAMPLE IS NOT WORKING PLEASE HELP IMMEDIATLY... https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-EXAMPLE-IS-NOT-WORKING-PLEASE-HELP-IMMEDIATLY/m-p/647027#M39289 <HTML><HEAD></HEAD><BODY><P>------------- SPI driver example -------------- <BR /> <BR />This example application demonstrates usage of SPI driver. <BR />It transfers data to/from external memory over SPI bus. <BR />The default settings in memory.h apply to TWR-MEM flash memory. <BR />Current baud rate ... 9600000 Hz <BR />Changing the baud rate to 500000 Hz ... OK <BR />Current baud rate ... 500000 Hz <BR />Setting clock mode to SPI_CLK_POL_PHA_MODE0 ... OK <BR />Getting clock mode ... SPI_CLK_POL_PHA_MODE0 <BR />Setting endian to SPI_DEVICE_BIG_ENDIAN ... OK <BR />Getting endian ... SPI_DEVICE_BIG_ENDIAN <BR />Setting transfer mode to SPI_DEVICE_MASTER_MODE ... OK <BR />Getting transfer mode ... SPI_DEVICE_MASTER_MODE <BR />Clearing statistics ... OK <BR />Getting statistics: <BR />Rx packets: 0 <BR />Tx packets: 0 <BR /> <BR />Read memory status ... 0x00 <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write unprotect memory ... OK <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write unprotect memory ... OK <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Erase whole memory chip: <BR />Read memory status ... 0x00 <BR />Erase chip ... OK <BR /> <BR />Enable write latch in memory ... OK <BR />Read memory status ... 0x00 <BR />Write byte 0xba to location 0x000000f0 in memory ... done <BR />Read memory status ... 0x00 <BR />Read byte from location 0x000000f0 in memory ... 0x00 <BR />Byte test ... ERROR <BR />Getting statistics: <BR />Rx packets: 8 <BR />Tx packets: 25 <BR /> <BR />IO_IOCTL_SPI_READ_WRITE ... OK <BR />Simultaneous write and read - memory read from 0x000000f0 (10): <BR />Write: 0x03 0x00 0x00 0xf0 0x00 0x00 0x00 0x00 0x00 0x00 <BR />Read : 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 <BR />Simultaneous read/write (data == 0x00) ... ERROR <BR /> </P><P></P><P>I am using a custom board to build the spi example. spi1 is used to acess W25Q64FV which is an spi flash.I have done all the configurations for spi1 in bsp files.</P><P>why this is happening I have tried many times always the read test is failing please anybody help... :smileysad:</P></BODY></HTML> Fri, 23 Sep 2016 12:23:58 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/SPI-EXAMPLE-IS-NOT-WORKING-PLEASE-HELP-IMMEDIATLY/m-p/647027#M39289 yadhukrishnanvm 2016-09-23T12:23:58Z