3.3.7

libraries/SimpleBLE/examples/SimpleBleDevice/SimpleBleDevice.ino

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+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Sketch shows how to use SimpleBLE to advertise the name of the device and change it on the press of a button
+// Useful if you want to advertise some sort of message
+// Button is attached between GPIO 0 and GND, and the device name changes each time the button is pressed
+
+#include "SimpleBLE.h"
+
+SimpleBLE ble;
+
+void onButton() {
+  String out = "BLE32 name: ";
+  out += String(millis() / 1000);
+  Serial.println(out);
+  ble.begin(out);
+}
+
+void setup() {
+  Serial.begin(115200);
+  Serial.setDebugOutput(true);
+  pinMode(BOOT_PIN, INPUT_PULLUP);
+  Serial.print("ESP32 SDK: ");
+  Serial.println(ESP.getSdkVersion());
+  ble.begin("ESP32 SimpleBLE");
+  Serial.println("Press the button to change the device's name");
+}
+
+void loop() {
+  static uint8_t lastPinState = 1;
+  uint8_t pinState = digitalRead(BOOT_PIN);
+  if (!pinState && lastPinState) {
+    onButton();
+  }
+  lastPinState = pinState;
+  while (Serial.available()) {
+    Serial.write(Serial.read());
+  }
+}

libraries/SimpleBLE/examples/SimpleBleDevice/ci.yml

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+requires:
+  - CONFIG_SOC_BLE_SUPPORTED=y
+  - CONFIG_BT_ENABLED=y
+  - CONFIG_BLUEDROID_ENABLED=y