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docs(bt/bluedroid): Update ble example document

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zhanghaipeng 2023-11-30 10:38:43 +08:00
parent 32160c7b74
commit 92080994fd
2 changed files with 7 additions and 1 deletions
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7
examples/bluetooth/bluedroid/ble/gatt_server_service_table/main/gatts_table_creat_demo.c
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@ -1,5 +1,5 @@
/* /*
* SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD * SPDX-FileCopyrightText: 2021-2023 Espressif Systems (Shanghai) CO LTD
* *
* SPDX-License-Identifier: Unlicense OR CC0-1.0 * SPDX-License-Identifier: Unlicense OR CC0-1.0
*/ */
@ -402,6 +402,11 @@ static void gatts_profile_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_
{ {
indicate_data[i] = i % 0xff; indicate_data[i] = i % 0xff;
} }
// if want to change the value in server database, call:
// esp_ble_gatts_set_attr_value(heart_rate_handle_table[IDX_CHAR_VAL_A], sizeof(indicate_data), indicate_data);
//the size of indicate_data[] need less than MTU size //the size of indicate_data[] need less than MTU size
esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A], esp_ble_gatts_send_indicate(gatts_if, param->write.conn_id, heart_rate_handle_table[IDX_CHAR_VAL_A],
sizeof(indicate_data), indicate_data, true); sizeof(indicate_data), indicate_data, true);

1
examples/bluetooth/bluedroid/ble/gatt_server_service_table/tutorial/Gatt_Server_Service_Table_Example_Walkthrough.md
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@ -158,6 +158,7 @@ The application registration takes place inside ``app_main()`` using the ``esp_b
```c ```c
esp_ble_gatts_app_register(ESP_HEART_RATE_APP_ID); esp_ble_gatts_app_register(ESP_HEART_RATE_APP_ID);
``` ```
The ``ESP_HEART_RATE_APP_ID`` serves as an application ID, distinguishing between various application layer callbacks. This identifier corresponds to the ``app_id`` found within the ``gatts_reg_evt_param`` in ESP_GATTS_REG_EVT.
## Setting GAP Parameters ## Setting GAP Parameters