topic Re: Flash driver with MQX in MQX Software Solutions https://community.nxp.com/t5/MQX-Software-Solutions/Flash-driver-with-MQX/m-p/1092199#M18514 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;</P><P></P><P><STRONG>MQX</STRONG><SPAN> 4.x includes a SPI driver. This driver supports the operation master mode. If enabled in user configuration, the SPI device drivers are installed during the BSP startup code as “spi0:” (or “spiX:” where X is index of the SPI module used). The SPI driver is significantly rewritten in the <STRONG>MQX</STRONG> 4.0, so <SPAN style="color: black;">that there is no distinct interrupt or polled driver type. See I/O User Guide for details. </SPAN></SPAN></P><P><SPAN style="color: black;">On Kinetis and Vybrid platforms, the driver uses DMA to function. there is a simpler example application available in MQX, this example shows how to read/write data from/to external SPI EEPROM. Additional HW setup is needed.&nbsp; </SPAN></P><P></P><P><SPAN style="color: black;">You can find this example at the next path: / mqx/examples/spi </SPAN></P><PRE style="color: #000000;"></PRE><P>Regards</P><P>Daniel</P></BODY></HTML> Sat, 30 May 2020 21:53:35 GMT danielchen 2020-05-30T21:53:35Z Flash driver with MQX https://community.nxp.com/t5/MQX-Software-Solutions/Flash-driver-with-MQX/m-p/1092198#M18513 <HTML><HEAD></HEAD><BODY><P>Hi support:</P><P></P><P>In my project I need to store data on K70. I want to use an external serial flash memory. Is there any demos available for MQX? or any driver for SPI interface?</P></BODY></HTML> Sat, 30 May 2020 21:35:17 GMT https://community.nxp.com/t5/MQX-Software-Solutions/Flash-driver-with-MQX/m-p/1092198#M18513 antonychen2008 2020-05-30T21:35:17Z Re: Flash driver with MQX https://community.nxp.com/t5/MQX-Software-Solutions/Flash-driver-with-MQX/m-p/1092199#M18514 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;</P><P></P><P><STRONG>MQX</STRONG><SPAN> 4.x includes a SPI driver. This driver supports the operation master mode. If enabled in user configuration, the SPI device drivers are installed during the BSP startup code as “spi0:” (or “spiX:” where X is index of the SPI module used). The SPI driver is significantly rewritten in the <STRONG>MQX</STRONG> 4.0, so <SPAN style="color: black;">that there is no distinct interrupt or polled driver type. See I/O User Guide for details. </SPAN></SPAN></P><P><SPAN style="color: black;">On Kinetis and Vybrid platforms, the driver uses DMA to function. there is a simpler example application available in MQX, this example shows how to read/write data from/to external SPI EEPROM. Additional HW setup is needed.&nbsp; </SPAN></P><P></P><P><SPAN style="color: black;">You can find this example at the next path: / mqx/examples/spi </SPAN></P><PRE style="color: #000000;"></PRE><P>Regards</P><P>Daniel</P></BODY></HTML> Sat, 30 May 2020 21:53:35 GMT https://community.nxp.com/t5/MQX-Software-Solutions/Flash-driver-with-MQX/m-p/1092199#M18514 danielchen 2020-05-30T21:53:35Z