https://devzone.nordicsemi.com/f/nordic-q-a/81616/spi-for-sdcard-hardfaultDear Members, I want to use SDcard with softdevice, when I run fatfs_example() I got this : nfo&gt; app: Initializing disk 0 (SDC)... rror&gt; hardfault: HARD FAULT at 0x00000000 &lt;error&gt; hardfault: R0: 0x20006E50 R1: 0x00000000 R2: 0x00000000 R3:en-USTelligent Community 13Thu, 11 Nov 2021 15:58:24 GMThttps://devzone.nordicsemi.com/thread/338636?ContentTypeID=1Thu, 11 Nov 2021 15:58:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6c9becdf-d79b-4863-b09b-da044b04b89aovrebekk<p>Hi</p> <p>You can not use TWIM0 and SPIM0 (or SPI0) at the same time, since these peripherals share hardware resources.&nbsp;</p> <p>If you enable TWIM0 and SPIM1 instead it will work (as long as you don&#39;t have any other interfaces enabled with index 1).&nbsp;</p> <p>Best regards<br />Torbjørn</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/338467?ContentTypeID=1Thu, 11 Nov 2021 05:10:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a0e53ecb-6efc-4433-967d-4210ea3241b3RixtronixLAB<p>I got this :</p> <p>.\_build\nrf52840_xxaa.axf: Error: L6200E: Symbol SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler multiply defined (by nrfx_spim.o and nrfx_twim.o).<br />E:\nRF5_SDK_17.0.2_d674dde\modules\nrfx\soc\nrfx_irqs_nrf52840.h</p> <p></p> <p>I commented out so it can be compiled.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/338466?ContentTypeID=1Thu, 11 Nov 2021 04:59:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4c3120c6-42ca-44c9-b1c6-431d5235c538RixtronixLAB<p>Is it because of a conflict between TWI and SPI ?</p> <p><img alt=" " src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/2021_2D00_11_2D00_11-12_5F00_46_5F00_10_2D00_SPI-TWI-UseEasyDMA-conflict.png" /></p><div style="clear:both;"></div>