Espressif ESP32-S2 User Manual

Chapter 2. API Reference
bool esp_mesh_is_my_group(const mesh_addr_t *addr)
Check whether the specified group address is my group.
Return true/false
esp_err_t esp_mesh_set_capacity_num(int num)
Set mesh network capacity (max:1000, default:300)
Attention This API shall be called before mesh is started.
Return
• ESP_OK
• ESP_ERR_MESH_NOT_ALLOWED
• ESP_MESH_ERR_ARGUMENT
Parameters
• [in] num: mesh network capacity
int esp_mesh_get_capacity_num(void)
Get mesh network capacity.
Return mesh network capacity
esp_err_t esp_mesh_set_ie_crypto_funcs(const mesh_crypto_funcs_t *crypto_funcs)
Set mesh IE crypto functions.
Attention This API can be called at any time after mesh is initialized.
Return
• ESP_OK
Parameters
• [in] crypto_funcs: crypto functions for mesh IE
– If crypto_funcs is set to NULL, mesh IE is no longer encrypted.
esp_err_t esp_mesh_set_ie_crypto_key(const char *key, int len)
Set mesh IE crypto key.
Attention This API can be called at any time after mesh is initialized.
Return
• ESP_OK
• ESP_MESH_ERR_ARGUMENT
Parameters
• [in] key: ASCII crypto key
• [in] len: length in bytes, range:8~64
esp_err_t esp_mesh_get_ie_crypto_key(char *key, int len)
Get mesh IE crypto key.
Return
• ESP_OK
• ESP_MESH_ERR_ARGUMENT
Parameters
• [out] key: ASCII crypto key
• [in] len: length in bytes, range:8~64
esp_err_t esp_mesh_set_root_healing_delay(int delay_ms)
Set delay time before starting root healing.
Return
• ESP_OK
Parameters
• [in] delay_ms: delay time in milliseconds
int esp_mesh_get_root_healing_delay(void)
Get delay time before network starts root healing.
Return delay time in milliseconds
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Release v4.4

Espressif ESP32-S2 Specifications

General

Brand	Espressif
Model	ESP32-S2
Category	Single board computers
Language	English