Add Support for 6 Taktilos

tactile_eeg_v1.3/tactile_eeg_v1.3.ino

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+// Arduino -> Adafruit ESP32 Feather auswählen
+
+#include <WiFi.h>
+#include <WiFiUDP.h>
+#include <stdio.h>
+#include <ctype.h>
+
+/* Firmware v1.1 04.04.2019
+ * Christian Schuster
+ * cchschuster@gmail.com
+ * 
+ * Firmware v1.2 03.08.2020
+ * Igor Beloschapkin
+ * beloschapkin@protonmail.com
+ * Implement Autoconnect to Home Network
+ * 
+ * Firmware v1.3 06.11.2020
+ * Igor Beloschapkin
+ * beloschapkin@protonmail.com
+ * Add Support for 6 Taktilos
+ * 
+ */
+
+// define PINs
+#define PIN_LED 13
+#define PIN_TAC6 12
+#define PIN_TAC5 27
+#define PIN_TAC4 14
+#define PIN_TAC3 32
+#define PIN_TAC2 15
+#define PIN_TAC1 33
+#define PIN_13 13
+#define PIN_A5 4
+#define PIN_A1 25
+#define PIN_A0 26
+
+#define SCRIPTMODE 1 // 0 = local filtering, 1 = laptop script filtering
+
+char ssid[] = "ssid";
+char pass[] = "pass";
+
+char packetBuffer[255];                       // buffer to hold incoming packet
+unsigned int localPort = 8888;
+
+char sig_nr;
+int i_sig_nr;
+
+WiFiUDP udp;
+
+void setup()
+{
+  setInitGPIO();
+
+  // Initialize serial
+  Serial.begin(115200);
+  Serial.println();
+  Serial.print("Connecting to WIFI at SSID: ");
+  Serial.print(ssid);
+
+  // Connect to WPA/WPA2 network:
+  bool result = WiFi.begin(ssid, pass);
+
+  // Wait 10 seconds for connection:
+  delay(10000);
+
+  //result = false; // for error testing
+  if(result)
+  {
+    successWiFi();
+    udp.begin(localPort);
+  } else {
+    errorWiFi();
+  }
+}
+
+void printWifiData() {
+  // print your WiFi shield's IP address:
+  IPAddress ip = WiFi.localIP();
+  Serial.print("IP Address: ");
+  Serial.println(ip);
+  Serial.println(ip);
+
+  // print your MAC address:
+  byte mac[6];
+  WiFi.macAddress(mac);
+  Serial.print("MAC address: ");
+  Serial.print(mac[5], HEX);
+  Serial.print(":");
+  Serial.print(mac[4], HEX);
+  Serial.print(":");
+  Serial.print(mac[3], HEX);
+  Serial.print(":");
+  Serial.print(mac[2], HEX);
+  Serial.print(":");
+  Serial.print(mac[1], HEX);
+  Serial.print(":");
+  Serial.println(mac[0], HEX);
+
+}
+
+void printCurrentNet() {
+  // print the SSID of the network you're attached to:
+  Serial.print("SSID: ");
+  Serial.println(WiFi.SSID());
+
+  // print the MAC address of the router you're attached to:
+//  byte bssid[6];
+//  WiFi.BSSID(bssid);
+//  Serial.print("BSSID: ");
+//  Serial.print(bssid[5], HEX);
+//  Serial.print(":");
+//  Serial.print(bssid[4], HEX);
+//  Serial.print(":");
+//  Serial.print(bssid[3], HEX);
+//  Serial.print(":");
+//  Serial.print(bssid[2], HEX);
+//  Serial.print(":");
+//  Serial.print(bssid[1], HEX);
+//  Serial.print(":");
+//  Serial.println(bssid[0], HEX);
+
+  // print the received signal strength:
+  long rssi = WiFi.RSSI();
+  Serial.print("signal strength (RSSI):");
+  Serial.println(rssi);
+
+  // print the encryption type:
+//  byte encryption = WiFi.encryptionType();
+//  Serial.print("Encryption Type:");
+//  Serial.println(encryption, HEX);
+//  Serial.println();
+}
+
+void loop()
+{
+  int packetSize = udp.parsePacket();
+  if(packetSize)
+  {
+    int len = udp.read(packetBuffer, 255);
+    if(len)
+    {
+      packetBuffer[len] = 0;
+    }
+
+    if(SCRIPTMODE) // == 1
+    {
+      // laptop script filtering
+      sig_nr = packetBuffer[0];
+      Serial.println(sig_nr);
+      vibrate(sig_nr);
+    } else {
+      // local filtering
+      if(strstr(packetBuffer,"usCode "))
+      {
+        sig_nr = packetBuffer[13];
+        Serial.println(sig_nr);
+        vibrate(sig_nr);
+      }
+    }
+  }
+}
+
+void setInitGPIO()
+{
+  // Set all as OUTPUT
+  pinMode(PIN_LED, OUTPUT);
+  pinMode(PIN_TAC6, OUTPUT);
+  pinMode(PIN_TAC5, OUTPUT);
+  pinMode(PIN_TAC4, OUTPUT);
+  pinMode(PIN_TAC3, OUTPUT);
+  pinMode(PIN_TAC2, OUTPUT);
+  pinMode(PIN_TAC1, OUTPUT);
+  
+  // Bisher ungenutzte Pins
+  pinMode(PIN_13, OUTPUT);
+  pinMode(PIN_A5, OUTPUT);
+  pinMode(PIN_A1, OUTPUT);
+  pinMode(PIN_A0, OUTPUT);
+  
+  allLow();
+}
+
+void allLow()
+{
+  // Set all LOW
+  digitalWrite(PIN_LED, LOW);
+  digitalWrite(PIN_TAC6, LOW);
+  digitalWrite(PIN_TAC5, LOW);
+  digitalWrite(PIN_TAC4, LOW);
+  digitalWrite(PIN_TAC3, LOW);
+  digitalWrite(PIN_TAC2, LOW);
+  digitalWrite(PIN_TAC1, LOW);
+  
+  // Bisher ungenutzte Pins
+  digitalWrite(PIN_13, LOW);
+  digitalWrite(PIN_A5, LOW);
+  digitalWrite(PIN_A1, LOW);
+  digitalWrite(PIN_A0, LOW);
+}
+
+void errorWiFi()
+{
+  Serial.println("...Failed while connecting to Network");
+  delay(2000);
+  while(true)
+  {
+    digitalWrite(PIN_LED, HIGH);
+    delay(100);
+    digitalWrite(PIN_LED, LOW);
+    delay(100);
+    digitalWrite(PIN_LED, HIGH);
+    delay(100);
+    digitalWrite(PIN_LED, LOW);
+    delay(1000);
+  }
+}
+
+void successWiFi()
+{
+  Serial.print("You're connected to the network");
+  // Print out data
+  printCurrentNet();
+  printWifiData();
+  delay(2000);
+  for(int i = 0; i < 5; i++)
+  {
+    digitalWrite(PIN_LED, HIGH);
+    delay(1000);
+    digitalWrite(PIN_LED, LOW);
+    delay(200);
+  }
+}
+
+void vibrate(const char signr)
+{
+  switch(signr)
+  {
+    case '6': digitalWrite(PIN_TAC6, HIGH); break;
+    case '5': digitalWrite(PIN_TAC5, HIGH); break;
+    case '4': digitalWrite(PIN_TAC4, HIGH); break;
+    case '3': digitalWrite(PIN_TAC3, HIGH); break;
+    case '2': digitalWrite(PIN_TAC2, HIGH); break;
+    case '1': digitalWrite(PIN_TAC1, HIGH); break;
+    case '0': allLow(); break;
+  }
+}