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Updating advertising data (manuf. spec. data) in SDK15

Hello guys! And girls Slight smile

My project is working as expected in SDK14.2.
I'm updating adv data (manuf. spec. data) without any problem with this function

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static void advertising_data_update(uint8_t adv_manuf_byte)
{
ret_code_t err_code;
ble_advertising_init_t init;
ble_advdata_manuf_data_t adv_manuf_data;
uint8_array_t adv_manuf_data_array;
uint8_t adv_manuf_data_data[1];
adv_manuf_data_data[0] = adv_manuf_byte;
memset(&init, 0, sizeof(init));
init.advdata.name_type = BLE_ADVDATA_FULL_NAME;
init.advdata.include_appearance = false;
init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE;
init.advdata.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]);
init.advdata.uuids_complete.p_uuids = m_adv_uuids;
adv_manuf_data_array.p_data = adv_manuf_data_data;
adv_manuf_data_array.size = sizeof(adv_manuf_data_data);
adv_manuf_data.company_identifier = APP_COMPANY_IDENTIFIER;
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX


But in SDK15 the function ble_advdata_set() has been deprecated.
The migration guide is says to use ble_advdata_encode() and sd_ble_gap_adv_set_configure() instead.

So I changed it to something like this

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static void advertising_data_update(uint8_t adv_manuf_byte)
{
ret_code_t err_code;
ble_advertising_init_t init;
ble_advdata_manuf_data_t adv_manuf_data;
uint8_array_t adv_manuf_data_array;
adv_manuf_data_data[0] = adv_manuf_byte;
memset(&init, 0, sizeof(init));
init.advdata.name_type = BLE_ADVDATA_FULL_NAME;
init.advdata.include_appearance = false;
init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_DISC_MODE;
init.advdata.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]);
init.advdata.uuids_complete.p_uuids = m_adv_uuids;
adv_manuf_data_array.p_data = adv_manuf_data_data;
adv_manuf_data_array.size = sizeof(adv_manuf_data_data);
adv_manuf_data.company_identifier = APP_COMPANY_IDENTIFIER;
adv_manuf_data.data = adv_manuf_data_array;
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX


And of course... it's not working. :)
I'm getting a very strange error at sd_ble_gap_adv_set_configure() --> app: ERROR 12801 [Unknown error code]

Any idea why?
What I'm doing wrong?
What I have to change to get this working like in the SDK14.2?

Parents
  • I understand your confusion, the new APIs can be confusing at first. A colleague has made a function to demonstrate how it should be done:

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    /* PARAMS
    [IN] p_advertising: Pointer to an advertising instance, usually m_advertising in 'main' context.
    [IN] p_adv_data: Pointer to an advertisment data instance.
    [IN] adv_data_len: Length of advertisment data in bytes.
    [IN] p_sr_data: Pointer to an scan respose data instance, set to NULL if no SR data.
    [IN] sr_data_len: Length of scan response data in bytes.
    */
    void update_advertising_data(ble_advertising_t *p_advertising, ble_advdata_t *p_adv_data, uint16_t adv_data_len, ble_advdata_t *p_sr_data, uint16_t sr_data_len)
    {
    ASSERT(p_advertising->initialized);
    uint32_t ret = NRF_SUCCESS;
    ble_gap_adv_data_t *new_advdata;
    new_advdata->adv_data.len = adv_data_len;
    ret = ble_advdata_encode(p_adv_data, new_advdata->adv_data.p_data, &new_advdata->adv_data.len);
    APP_ERROR_CHECK(ret);
    if (p_sr_data)
    {
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

    I've not been able to test it, but I believe this function will operate as intended. 

  • Thank you for that,  

    It would be possible to get in contact with this your colleague?
    I have some more questions for him.

  • Just write them here and he will help you out

  • Ok Slight smile


    My initialization function

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    static void advertising_init(void)
    {
    ret_code_t err_code;
    ble_advertising_init_t init;
    ble_advdata_manuf_data_t adv_manuf_data;
    uint8_array_t adv_manuf_data_array;
    adv_manuf_data_data[0] = 0x00;
    memset(&init, 0, sizeof(init));
    init.advdata.name_type = BLE_ADVDATA_FULL_NAME;
    init.advdata.include_appearance = false;
    init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_DISC_MODE;
    init.advdata.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]);
    init.advdata.uuids_complete.p_uuids = m_adv_uuids;
    adv_manuf_data_array.p_data = adv_manuf_data_data;
    adv_manuf_data_array.size = sizeof(adv_manuf_data_data);
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

    and a updating function

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    static void advertising_data_update(uint8_t adv_manuf_byte)
    {
    ret_code_t err_code;
    // Stop advertising
    if(m_conn_handle == BLE_CONN_HANDLE_INVALID)
    {
    err_code = sd_ble_gap_adv_stop(m_advertising.adv_handle);
    NRF_LOG_INFO("sd_ble_gap_adv_stop: %d", err_code);
    APP_ERROR_CHECK(err_code);
    }
    // New initialization
    ble_advertising_init_t init;
    ble_advdata_manuf_data_t adv_manuf_data;
    uint8_array_t adv_manuf_data_array;
    adv_manuf_data_data[0] = adv_manuf_byte;
    memset(&init, 0, sizeof(init));
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX



    Until now this was an only (working) solution for me.
    So... every single time I stop the advertising module, I reconfigure it and start it again.

    Compared to the solution I don't use ble_gap_adv_data_t

    My main question is... if a initialize the module with ble_advertising_init_t, how can I switch and update only the ble_advdata_manuf_data_t without stop and completly reconfigure the module?

    p.s.
    I'm using a whitelist.

Reply
  • Ok Slight smile


    My initialization function

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    static void advertising_init(void)
    {
    ret_code_t err_code;
    ble_advertising_init_t init;
    ble_advdata_manuf_data_t adv_manuf_data;
    uint8_array_t adv_manuf_data_array;
    adv_manuf_data_data[0] = 0x00;
    memset(&init, 0, sizeof(init));
    init.advdata.name_type = BLE_ADVDATA_FULL_NAME;
    init.advdata.include_appearance = false;
    init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_DISC_MODE;
    init.advdata.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]);
    init.advdata.uuids_complete.p_uuids = m_adv_uuids;
    adv_manuf_data_array.p_data = adv_manuf_data_data;
    adv_manuf_data_array.size = sizeof(adv_manuf_data_data);
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

    and a updating function

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    static void advertising_data_update(uint8_t adv_manuf_byte)
    {
    ret_code_t err_code;
    // Stop advertising
    if(m_conn_handle == BLE_CONN_HANDLE_INVALID)
    {
    err_code = sd_ble_gap_adv_stop(m_advertising.adv_handle);
    NRF_LOG_INFO("sd_ble_gap_adv_stop: %d", err_code);
    APP_ERROR_CHECK(err_code);
    }
    // New initialization
    ble_advertising_init_t init;
    ble_advdata_manuf_data_t adv_manuf_data;
    uint8_array_t adv_manuf_data_array;
    adv_manuf_data_data[0] = adv_manuf_byte;
    memset(&init, 0, sizeof(init));
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX



    Until now this was an only (working) solution for me.
    So... every single time I stop the advertising module, I reconfigure it and start it again.

    Compared to the solution I don't use ble_gap_adv_data_t

    My main question is... if a initialize the module with ble_advertising_init_t, how can I switch and update only the ble_advdata_manuf_data_t without stop and completly reconfigure the module?

    p.s.
    I'm using a whitelist.

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