From 5e5b5b78f0aeca611edb52ff4e885334b6fe46a9 Mon Sep 17 00:00:00 2001
From: kolban <kolban1@kolban.com>
Date: Sun, 10 Sep 2017 13:36:10 -0500
Subject: 0.1.0 release

---
 .../examples/Arduino/BLE_write/BLE_write.ino       | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 ESP32_BLE_Arduino/examples/Arduino/BLE_write/BLE_write.ino

(limited to 'ESP32_BLE_Arduino/examples/Arduino/BLE_write')

diff --git a/ESP32_BLE_Arduino/examples/Arduino/BLE_write/BLE_write.ino b/ESP32_BLE_Arduino/examples/Arduino/BLE_write/BLE_write.ino
new file mode 100644
index 0000000..ed5ebc6
--- /dev/null
+++ b/ESP32_BLE_Arduino/examples/Arduino/BLE_write/BLE_write.ino
@@ -0,0 +1,68 @@
+/*
+    Based on Neil Kolban example for IDF: https://github.com/nkolban/esp32-snippets/blob/master/cpp_utils/tests/BLE%20Tests/SampleWrite.cpp
+    Ported to Arduino ESP32 by Evandro Copercini
+*/
+
+#include <BLEDevice.h>
+#include <BLEUtils.h>
+#include <BLEServer.h>
+
+BLEDevice ble;
+
+// See the following for generating UUIDs:
+// https://www.uuidgenerator.net/
+
+#define SERVICE_UUID        "4fafc201-1fb5-459e-8fcc-c5c9c331914b"
+#define CHARACTERISTIC_UUID "beb5483e-36e1-4688-b7f5-ea07361b26a8"
+
+
+class MyCallbacks: public BLECharacteristicCallbacks {
+    void onWrite(BLECharacteristic *pCharacteristic) {
+      std::string value = pCharacteristic->getValue();
+
+      if (value.length() > 0) {
+        Serial.println("*********");
+        Serial.print("New value: ");
+        for (int i = 0; i < value.length(); i++)
+          Serial.print(value[i]);
+
+        Serial.println();
+        Serial.println("*********");
+      }
+    }
+};
+
+void setup() {
+  Serial.begin(115200);
+
+  Serial.println("1- Download and install an BLE scanner app in your phone");
+  Serial.println("2- Scan for BLE devices in the app");
+  Serial.println("3- Connect to MyESP32");
+  Serial.println("4- Go to CUSTOM CHARACTERISTIC in CUSTOM SERVICE and write something");
+  Serial.println("5- See the magic =)");
+
+  //ble.begin("MyESP32");
+  ble.init("MyESP32");
+  BLEServer *pServer = new BLEServer();
+
+  BLEService *pService = pServer->createService(SERVICE_UUID);
+
+  BLECharacteristic *pCharacteristic = pService->createCharacteristic(
+                                         CHARACTERISTIC_UUID,
+                                         BLECharacteristic::PROPERTY_READ |
+                                         BLECharacteristic::PROPERTY_WRITE
+                                       );
+
+  pCharacteristic->setCallbacks(new MyCallbacks());
+
+  pCharacteristic->setValue("Hello World");
+  pService->start();
+
+  BLEAdvertising *pAdvertising = pServer->getAdvertising();
+  pAdvertising->start();
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+  delay(2000);
+}
\ No newline at end of file
-- 
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