https://devzone.nordicsemi.com/f/nordic-q-a/27964/bonding-process-step-by-stepIs there a nordic guide which lists out the steps taken by the chip when going though a bonding process? I am trying to add as many RTT printouts as possible to know where the process is failing at.en-USTelligent Community 13Thu, 07 Dec 2017 10:21:37 GMThttps://devzone.nordicsemi.com/thread/110348?ContentTypeID=1Thu, 07 Dec 2017 10:21:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:78357d32-66be-428f-a917-3c6f32d79ccaJoakim Jakobsen<p>Hi Jon!</p> <p>You can take a look at these <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s132.api.v4.0.2/group___b_l_e___g_a_p___p_e_r_i_p_h___s_e_c___m_s_c.html?cp=2_3_1_1_1_2_1_3_9">message sequence charts</a> (Softdevice s132).<br /> Maybe <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s132.api.v4.0.2/group___b_l_e___g_a_p___p_e_r_i_p_h___b_o_n_d_i_n_g___j_w___m_s_c.html?cp=2_3_1_1_1_2_1_3_9_7_0">this</a> is the most relevant for you.</p> <p>You can also take a look at the <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v14.2.0/ble_sdk_app_hrs.html?cp=4_0_0_4_2_2_12">HRS example</a> in our SDK, which handles bonding.</p> <p>Best regards,<br /> Joakim.</p><div style="clear:both;"></div>