https://devzone.nordicsemi.com/f/nordic-q-a/79720/can-you-use-assembly-to-optimize-this-code-for-meCan you write this code in assembly? If you can, please help me, if not, please help me optimize, thank you # define RSP NRF_GPIO_PIN_MAP (0, 6) # define RDP NRF_GPIO_PIN_MAP (0, 4) static void SPI_WriteCmd8Bit( uint8_t CByte ) { NRF_GPIO_Typeen-USTelligent Community 13Fri, 17 Sep 2021 07:10:26 GMThttps://devzone.nordicsemi.com/thread/329930?ContentTypeID=1Fri, 17 Sep 2021 07:10:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f1bdef35-87cd-4594-a84e-a286e1cbbf39Susheel Nuguru<p>Super specific case, not sure if anyone is going to spend that time here for you but you can try to start with the already generated assembly file and see if there is something you can do there.&nbsp;<br /><pre class="ui-code" data-mode="text">arm-none-eabi-gcc -S -o my_asm_output.s display.c</pre></p> <p>Not much of a help but a good start atleast</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/329905?ContentTypeID=1Fri, 17 Sep 2021 00:11:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:aac09766-6080-4f23-8e8c-3a6941ef432fliuyanfeng<p><span>Speed up the screen refresh rate</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/329859?ContentTypeID=1Thu, 16 Sep 2021 13:26:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5aba816e-19ec-4e2d-a17a-ebcf6db7997bSusheel Nuguru<p>Why do you need this code in assembly? isn&#39;t the assembly generated by the compiler optimized enough for this? If not what exactly is your usecase?</p><div style="clear:both;"></div>