https://devzone.nordicsemi.com/f/nordic-q-a/40455/hid-structure-developmentHi, Recently, I was trying to use the hid sample to development specific application. I just view there was the report map inside the reference file. I am curious about how can I use the below concept into the project? Especially the shorthand modeen-USTelligent Community 13Fri, 16 Nov 2018 01:16:51 GMThttps://devzone.nordicsemi.com/thread/157611?ContentTypeID=1Fri, 16 Nov 2018 01:16:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:61b4e19e-f2d9-4d18-b9d2-64dd2bd38270CY<p>Hi Kenneth,</p> <p>I actually want to&nbsp; change the report map thus I would like to know where can I see the structure in the code if I want to use the shorthand mode.</p> <p>From the map in sample code below, I couldn&#39;t find where should I put 0xFE.</p> <p><pre class="ui-code" data-mode="text"> static uint8_t report_map_data[] = { 0x05, 0x01, // Usage Page (Generic Desktop) 0x09, 0x06, // Usage (Keyboard) 0xA1, 0x01, // Collection (Application) 0x05, 0x07, // Usage Page (Key Codes) 0x19, 0xe0, // Usage Minimum (224) 0x29, 0xe7, // Usage Maximum (231) 0x15, 0x00, // Logical Minimum (0) 0x25, 0x01, // Logical Maximum (1) 0x75, 0x01, // Report Size (1) 0x95, 0x08, // Report Count (8) 0x81, 0x02, // Input (Data, Variable, Absolute) 0x95, 0x01, // Report Count (1) 0x75, 0x08, // Report Size (8) 0x81, 0x01, // Input (Constant) reserved byte(1) 0x95, 0x05, // Report Count (5) 0x75, 0x01, // Report Size (1) 0x05, 0x08, // Usage Page (Page# for LEDs) 0x19, 0x01, // Usage Minimum (1) 0x29, 0x05, // Usage Maximum (5) 0x91, 0x02, // Output (Data, Variable, Absolute), Led report 0x95, 0x01, // Report Count (1) 0x75, 0x03, // Report Size (3) 0x91, 0x01, // Output (Data, Variable, Absolute), Led report padding 0x95, 0x06, // Report Count (6) 0x75, 0x08, // Report Size (8) 0x15, 0x00, // Logical Minimum (0) 0x25, 0x65, // Logical Maximum (101) 0x05, 0x07, // Usage Page (Key codes) 0x19, 0x00, // Usage Minimum (0) 0x29, 0x65, // Usage Maximum (101) 0x81, 0x00, // Input (Data, Array) Key array(6 bytes) 0x09, 0x05, // Usage (Vendor Defined) 0x15, 0x00, // Logical Minimum (0) 0x26, 0xFF, 0x00, // Logical Maximum (255) 0x75, 0x08, // Report Count (2) 0x95, 0x02, // Report Size (8 bit) 0xB1, 0x02, // Feature (Data, Variable, Absolute) 0xC0 // End Collection (Application) }; </pre></p> <p>And I would like to make sure it is possible to use the command below:</p> <p>send[6]={0xFE,0x3,0x00,0x4,0x5,0x06}</p> <p>Is it can be used and work in the code which means the library can identify it automatically?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/157591?ContentTypeID=1Thu, 15 Nov 2018 18:20:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:19bfc8df-c7aa-4d18-8a2f-40205ae4fcf8Kenneth<p>Hello,</p> <p>How about downloading the nRF sniffer (recommend v2 beta) to view the BLE packets:<br /><a href="https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF-Sniffer/(language)/eng-GB">https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF-Sniffer/(language)/eng-GB</a>&nbsp;</p> <p>Unless you want to change the&nbsp;report map, you may simply call&nbsp;ble_hids_inp_rep_send() to send key press and release.</p> <p>Best regards,<br />Kenneth</p><div style="clear:both;"></div>