esp_hf_client_retrieve_subscriber_info() function

Get subscriber information number from AG(send AT+CNUM command) As a precondition to use this API, Service Level Connection shall exist with AG

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Declaration

from esp_hf_client_api.h:584

esp_err_t esp_hf_client_retrieve_subscriber_info(void);

Return value

- ESP_OK: the retrieving of subscriber information is sent to lower layer - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled - ESP_FAIL: others

Examples

esp_hf_client_retrieve_subscriber_info() is referenced by 1 libraries and example projects:

References

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esp_hf_client_retrieve_subscriber_info() function

Syntax

Return value

Examples

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