CAPABILITY_BTN_MASK
cyapa->btn_capability = query_data[19] & CAPABILITY_BTN_MASK;
cyapa->btn_capability = (resp_data[70] << 3) & CAPABILITY_BTN_MASK;
buttons = (buttons << CAPABILITY_BTN_SHIFT) & CAPABILITY_BTN_MASK;
cyapa->btn_capability = (resp_data[70] << 3) & CAPABILITY_BTN_MASK;