https://devzone.nordicsemi.com/f/nordic-q-a/80568/ble-joystick-with-nrf52832-with-a-pca10040-boardHi, I’m developing a BLE joystick with nrf52832 with a PCA10040 board To make the development simple I’m using 16 input Buttons and 2 analog inputs with 8 bits each. The data structure is the following: For the data structure I have someen-USTelligent Community 13Tue, 12 Oct 2021 12:12:12 GMThttps://devzone.nordicsemi.com/thread/333729?ContentTypeID=1Tue, 12 Oct 2021 12:12:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7fc0c58a-51bc-4439-bc71-b6b853a61ea8Amanda Hsieh<p>Hi,&nbsp;</p> <p><span>See threads like this for hints on how to implement:&nbsp;</span><a href="https://devzone.nordicsemi.com/f/nordic-q-a/20553/can-the-nrf52832-support-an-hid-joystick-profile">https://devzone.nordicsemi.com/f/nordic-q-a/20553/can-the-nrf52832-support-an-hid-joystick-profile</a><span>&nbsp;and&nbsp;</span><span>the similar cases:</span></p> <p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/55528/hid-joystick-profile-odd-behavior-in-nrf52832">https://devzone.nordicsemi.com/f/nordic-q-a/55528/hid-joystick-profile-odd-behavior-in-nrf52832</a>&nbsp;</p> <p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/58446/nrf52840-usb-hid-generic-joystick-not-updating-values">https://devzone.nordicsemi.com/f/nordic-q-a/58446/nrf52840-usb-hid-generic-joystick-not-updating-values</a>&nbsp;</p> <p></p> [quote user=""]When the application runs, I noticed that there are 3 block addresses where the data is saved: 0x7D000, 0x7E000 and 0x7F000. I would like to know how I can change these addresses.&nbsp;[/quote] <p>Those are the fstorage pages.&nbsp;<span>The location of flash used for fstorage&nbsp;instance is defined in&nbsp;NRF_FSTORAGE_DEF() call (start_addr and end_addr). It is described&nbsp;</span><a href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.1.0/lib_fstorage.html">here</a><span>.</span></p> <p></p> <p>Regards,<br />Amanda</p><div style="clear:both;"></div>