Garage mit RasPi, Versuche mit BLE

2020-07-21 14:14:12 +02:00
parent 88bffc7074
commit c7e64a23ff
8 changed files with 780 additions and 0 deletions
@@ -0,0 +1,54 @@
+#include <BLEDevice.h>
+#include <BLEServer.h>
+#include <BLEUtils.h>
+#include <BLE2902.h>
+
+#define SERVICE_UUID "7cddf5af-453f-40fa-808e-37ae6ad8facd"
+BLECharacteristic temphumidSense (BLEUUID("3383a686-a53c-42e4-a88c-e0e1de4c4bda"), BLECharacteristic::PROPERTY_READ
+| BLECharacteristic::PROPERTY_NOTIFY
+| BLECharacteristic::PROPERTY_INDICATE);
+BLEDescriptor temphumidDescriptor(BLEUUID((uint16_t)0x2901));
+
+bool clientConnected = false;
+
+
+class MyServerCallbacks: public BLEServerCallbacks {
+  void onConnect (BLEServer * pServer) {
+    clientConnected = true;
+  };
+  void onDisconnect (BLEServer * pServer) {
+    clientConnected = false; 
+  }
+};
+
+void setup () {
+  Serial.begin(115200);
+  BLEDevice::init("esp32-Server");
+  BLEServer *pServer = BLEDevice::createServer();
+  pServer->setCallbacks(new MyServerCallbacks());
+  
+  BLEService *pSensor = pServer-> createService(SERVICE_UUID);
+  
+  pSensor-> addCharacteristic(&temphumidSense);
+  temphumidDescriptor.setValue("In Degree Celcius");
+  temphumidSense.addDescriptor(&temphumidDescriptor);
+  temphumidSense.addDescriptor(new BLE2902());
+  
+  pServer->getAdvertising()->addServiceUUID(SERVICE_UUID);
+  pSensor-> start(); // Start the service
+  pServer-> getAdvertising()->start ();// Starts the discovery of ESP32
+  
+  Serial.println("Waiting for a client to connect ...");
+}
+
+void loop () {
+  if (clientConnected) {
+    temphumidSense.setValue("1234");
+    temphumidSense.notify();  // Send the Temperature reading to the application!
+    Serial.println("Sent string");
+  }
+  else {
+    Serial.println("Not connected");
+  }
+  delay(2000);
+}
@@ -0,0 +1,95 @@
+#include <BLEDevice.h>
+#include <BLEUtils.h>
+#include <BLEServer.h>
+
+#define ONBOARD_LED  2
+
+#define SERVICE_UUID        "a17881b1-519a-45e5-85c3-ae3acf763e19"
+#define CHARACTERISTIC_UUID "05f4798d-3165-455a-931d-e0aceb723423"
+
+
+bool clientConnected = false;
+
+class MyServerCallbacks: public BLEServerCallbacks {
+  void onConnect (BLEServer * pServer) {
+    clientConnected = true;
+  };
+  void onDisconnect (BLEServer * pServer) {
+    clientConnected = false;
+  }
+};
+
+
+void print_wakeup_reason(){
+  esp_sleep_wakeup_cause_t wakeup_reason;
+
+  wakeup_reason = esp_sleep_get_wakeup_cause();
+
+  switch(wakeup_reason)
+  {
+    case ESP_SLEEP_WAKEUP_EXT0 : Serial.println("Wakeup caused by external signal using RTC_IO"); break;
+    case ESP_SLEEP_WAKEUP_EXT1 : Serial.println("Wakeup caused by external signal using RTC_CNTL"); break;
+    case ESP_SLEEP_WAKEUP_TIMER : Serial.println("Wakeup caused by timer"); break;
+    case ESP_SLEEP_WAKEUP_TOUCHPAD : Serial.println("Wakeup caused by touchpad"); break;
+    case ESP_SLEEP_WAKEUP_ULP : Serial.println("Wakeup caused by ULP program"); break;
+    default : Serial.printf("Wakeup was not caused by deep sleep: %d\n",wakeup_reason); break;
+  }
+}
+ 
+void setup() {
+  Serial.begin(115200);
+  pinMode(ONBOARD_LED,OUTPUT);
+
+  /* Bluetooth */
+  Serial.println("Starting BLE");
+  BLEDevice::init("LeWe Garage Door Impulse");
+  BLEServer *pServer = BLEDevice::createServer();
+
+  pServer->setCallbacks(new MyServerCallbacks());
+  
+  BLEService *pService = pServer->createService(SERVICE_UUID);
+  BLECharacteristic *pCharacteristic = pService->createCharacteristic(CHARACTERISTIC_UUID,BLECharacteristic::PROPERTY_READ | BLECharacteristic::PROPERTY_WRITE);
+  pCharacteristic->setValue("Hallo");
+  pService->start();
+  BLEAdvertising *pAdvertising = BLEDevice::getAdvertising();
+  pAdvertising->addServiceUUID(SERVICE_UUID);
+  pAdvertising->setScanResponse(true);
+//  pAdvertising->setMinPreferred(0x06);  // functions that help with iPhone connections issue
+//  pAdvertising->setMinPreferred(0x12);
+
+//  BLEDevice::startAdvertising();
+  pAdvertising->start();
+
+  Serial.println("Bluetooth characteristic now active");
+
+
+  /* Wait 10 seconds for the clients to find us */
+  for (int i = 0; i < 10; i++) {
+    delay(900);
+    digitalWrite(ONBOARD_LED,HIGH);
+    delay(100);
+    digitalWrite(ONBOARD_LED,LOW);
+  }
+
+
+  /* Enter deep sleep */
+/*  print_wakeup_reason();
+
+  // configure wakeup source
+  esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,1); //1 = High, 0 = Low
+
+  esp_deep_sleep_start();*/
+}
+ 
+void loop() {
+  if (clientConnected) {
+    Serial.println("Client connected");
+  }
+
+  for (int i = 0; i < 10; i++) {
+    delay(400);
+    digitalWrite(ONBOARD_LED,HIGH);
+    delay(100);
+    digitalWrite(ONBOARD_LED,LOW);
+  }
+}
@@ -0,0 +1,193 @@
+#include <SPI.h>
+#include <Ethernet.h>
+
+// Enter a MAC address and IP address for your controller below.
+byte mac[] = {0xA4, 0xDA, 0x49, 0xB8, 0x19, 0xA5};
+IPAddress ip(192, 168, 178, 52);
+EthernetServer server(80);
+
+const int remotePin = 2;
+const int motorPin = 3;
+
+const int ledPin = 5;
+
+const int remoteButton = 6;
+const int motorButton = 7;
+
+const int sensorPin = A0;
+
+const int clickDelay = 500;
+
+void setup() {
+  Serial.begin(9600);
+
+  //Turn off WiFi
+  WiFi.mode(WIFI_OFF);
+  //WiFi.forceSleepBegin(); //This also works
+
+
+  HIER GEHT'S WEITER
+  
+/*  // Check PINs
+  Serial.print("MISO: ");
+  Serial.println(PIN_SPI_MISO);
+  Serial.print("MOSI: ");
+  Serial.println(PIN_SPI_MOSI);
+  Serial.print("SCK: ");
+  Serial.println(PIN_SPI_SCK);
+  Serial.print("SS: ");
+  Serial.println(PIN_SPI_SS);*/
+
+  pinMode(remotePin, OUTPUT);
+  pinMode(motorPin, OUTPUT);
+  pinMode(ledPin, OUTPUT);
+  pinMode(remoteButton, INPUT);
+  pinMode(motorButton, INPUT);
+
+//  Serial.println("Starting ethernet");
+  Ethernet.begin(mac, ip);
+
+//  Serial.println(Ethernet.localIP());
+  
+//  Serial.println("init complete");
+}
+
+void loop() {
+  if (digitalRead(remoteButton) == HIGH) {
+//    Serial.println("Remote button pressed");
+    triggerRemote();
+  }
+
+  if (digitalRead(motorButton) == HIGH) {
+//    Serial.println("Motor button pressed");
+    triggerMotor();
+  }
+
+  // listen for incoming clients
+  EthernetClient client = server.available();
+  if (client) {
+//    Serial.println("new client");
+    // an http request ends with a blank line
+    bool currentLineIsBlank = true;
+
+    int sensorValue = 0;
+    char uri[64];
+    byte idx = 0;
+    boolean uriLine = false;
+
+    while (client.connected()) {
+      if (client.available()) {
+        char c = client.read();
+
+        if (currentLineIsBlank && c == 'G') {
+          uriLine = true;
+          uri[idx] = c;
+          idx++;
+        }
+        else if (uriLine) {
+          if (c == '\n') {
+            uriLine = false;
+            uri[idx] = '\0';
+          }
+          else {
+            uri[idx] = c;
+            idx++;
+          }
+        }
+
+//        Serial.write(c);
+        // if you've gotten to the end of the line (received a newline
+        // character) and the line is blank, the http request has ended,
+        // so you can send a reply
+        if (c == '\n' && currentLineIsBlank) {
+          // send a standard http response header
+          client.println("HTTP/1.1 200 OK");
+          client.println("Content-Type: text/plain");
+          client.println("Connection: close");  // the connection will be closed after completion of the response
+          client.println();
+          if (uri[4] == '/' && uri[5] == 'r' && uri[6] == ' ') {
+            client.println("trigger remote");
+            triggerRemote();
+          }
+          else if (uri[4] == '/' && uri[5] == 'm' && uri[6] == ' ') {
+            client.println("trigger motor");
+            triggerMotor();
+          }
+          else if (uri[4] == '/' && uri[5] == 'a' && uri[6] == ' ') {
+            client.println("trigger all");
+            triggerRemote();
+            triggerMotor();
+          }
+          else if (uri[4] == '/' && uri[5] == 'o' && uri[6] == ' ') {
+            // check if open
+            if (sensorValue > 512) {
+              client.println("closed, opening now");
+              triggerMotor();
+            }
+            else {
+              client.println("already open");
+            }
+          }
+          else if (uri[4] == '/' && uri[5] == 'c' && uri[6] == ' ') {
+            // check if open
+            if (sensorValue > 512) {
+              client.println("already closed");
+            }
+            else {
+              client.println("open, closing now");
+              triggerMotor();
+            }
+          }
+          else if (uri[4] == '/' && uri[5] == 's' && uri[6] == ' ') {
+            sensorValue = analogRead(sensorPin);
+
+            if (sensorValue > 512) {
+              client.println("true");
+            }
+            else {
+              client.println("false");
+            }
+          }
+          else if (uri[4] == '/' && uri[5] == 'p' && uri[6] == ' ') {
+            client.println("ping");
+          }
+          else {
+            client.println("not found");
+          }
+          break;
+        }
+        if (c == '\n') {
+          // you're starting a new line
+          currentLineIsBlank = true;
+        } else if (c != '\r') {
+          // you've gotten a character on the current line
+          currentLineIsBlank = false;
+        }
+      }
+    }
+    // give the web browser time to receive the data
+    delay(1);
+    // close the connection:
+    client.stop();
+//    Serial.println("client disconnected");
+  }
+  
+}
+
+void triggerRemote() {
+//  Serial.println("triggerRemote");
+  digitalWrite(ledPin, HIGH);
+  digitalWrite(remotePin, HIGH);
+  delay(clickDelay);
+  digitalWrite(remotePin, LOW);
+  digitalWrite(ledPin, LOW);
+}
+
+void triggerMotor() {
+//  Serial.println("triggerMotor");
+  digitalWrite(ledPin, HIGH);
+  digitalWrite(motorPin, HIGH);
+  delay(clickDelay);
+  digitalWrite(motorPin, LOW);
+  digitalWrite(ledPin, LOW);
+}