Initial commit

tactile_eeg_v1.1-hardwaretest/tactile_eeg_v1.1-hardwaretest.ino

+// Arduino -> Adafruit ESP32 Feather auswählen
+
+#include <WiFi.h>
+#include <WiFiUDP.h>
+#include <stdio.h>
+#include <ctype.h>
+
+/* Martin Wimmer Hardwaretest 17.04.2019
+ * Firmware v1.1 04.04.2019
+ * Christian Schuster
+ * cchschuster@gmail.com
+ */
+
+#define SSID "featherNetwork"   // network SSID
+#define PASSWORD "featherNetwork"  // network password
+
+#define PIN_LED 13
+#define PIN_Z 14
+#define PIN_V 32
+#define PIN_R 15
+#define PIN_L 33
+#define PIN_27 27
+#define PIN_12 12
+#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 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("Setting up AP at SSID: ");
+  Serial.print(SSID);
+  
+  bool result = WiFi.softAP(SSID, PASSWORD);
+
+  //result = false; // for error testing
+  if(result)
+  {
+    Serial.println();
+    Serial.println("...AP successfully built.");
+    Serial.print("...Feather IP: ");
+    Serial.println(WiFi.softAPIP());
+    Serial.print("...Feather MAC: ");
+    Serial.println(WiFi.softAPmacAddress());
+    Serial.print("...Local port: ");
+    Serial.println(localPort);
+    successWiFi();
+    Serial.println("Listening to port...");
+  } else {
+    Serial.println("...Failed while setting up access point");
+    errorWiFi();
+  }
+
+  udp.begin(localPort);
+}
+
+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);
+      }
+    }
+  }
+*/
+
+    // Test alle Kanäle
+    allHigh();
+    delay(1000);
+    allLow();
+    delay(1000);
+
+/*
+    // Test Kanal L,R,V,Z
+    for(char i='1' ; i<='4' ; i++)
+    {    
+      vibrate(i);
+      delay(1000);
+      vibrate('0');
+      delay(1000);
+    }
+*/
+  
+}
+
+void setInitGPIO()
+{
+  // Set all as OUTPUT
+  pinMode(PIN_LED, OUTPUT);
+  pinMode(PIN_Z, OUTPUT);
+  pinMode(PIN_V, OUTPUT);
+  pinMode(PIN_R, OUTPUT);
+  pinMode(PIN_L, OUTPUT);
+  
+  // Bisher ungenutzte Pins
+  pinMode(PIN_27, OUTPUT);
+  pinMode(PIN_12, OUTPUT);
+  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_Z, LOW);
+  digitalWrite(PIN_V, LOW);
+  digitalWrite(PIN_R, LOW);
+  digitalWrite(PIN_L, LOW);
+  
+  // Bisher ungenutzte Pins
+  digitalWrite(PIN_27, LOW);
+  digitalWrite(PIN_12, LOW);
+  digitalWrite(PIN_13, LOW);
+  digitalWrite(PIN_A5, LOW);
+  digitalWrite(PIN_A1, LOW);
+  digitalWrite(PIN_A0, LOW);
+}
+
+void errorWiFi()
+{
+  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()
+{
+  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 '4': digitalWrite(PIN_Z, HIGH); break;
+    case '3': digitalWrite(PIN_V, HIGH); break;
+    case '2': digitalWrite(PIN_R, HIGH); break;
+    case '1': digitalWrite(PIN_L, HIGH); break;
+    case '0': allLow(); break;
+  }
+}
+
+
+void allHigh()
+{
+  // Set all High
+  digitalWrite(PIN_LED, HIGH);
+  digitalWrite(PIN_Z, HIGH);
+  digitalWrite(PIN_V, HIGH);
+  digitalWrite(PIN_R, HIGH);
+  digitalWrite(PIN_L, HIGH);
+  
+  // Bisher ungenutzte Pins
+  digitalWrite(PIN_27, HIGH);
+  digitalWrite(PIN_12, HIGH);
+  digitalWrite(PIN_13, HIGH);
+  digitalWrite(PIN_A5, HIGH);
+  digitalWrite(PIN_A1, HIGH);
+  digitalWrite(PIN_A0, HIGH);
+}

tactile_eeg_v1.1/tactile_eeg_v1.1.ino

+// 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
+ */
+
+#define SSID "featherNetwork"   // network SSID
+#define PASSWORD "featherNetwork"  // network password
+
+#define PIN_LED 13
+#define PIN_Z 14
+#define PIN_V 32
+#define PIN_R 15
+#define PIN_L 33
+#define PIN_27 27
+#define PIN_12 12
+#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 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("Setting up AP at SSID: ");
+  Serial.print(SSID);
+  
+  bool result = WiFi.softAP(SSID, PASSWORD);
+
+  //result = false; // for error testing
+  if(result)
+  {
+    Serial.println();
+    Serial.println("...AP successfully built.");
+    Serial.print("...Feather IP: ");
+    Serial.println(WiFi.softAPIP());
+    Serial.print("...Feather MAC: ");
+    Serial.println(WiFi.softAPmacAddress());
+    Serial.print("...Local port: ");
+    Serial.println(localPort);
+    successWiFi();
+    Serial.println("Listening to port...");
+  } else {
+    Serial.println("...Failed while setting up access point");
+    errorWiFi();
+  }
+
+  udp.begin(localPort);
+}
+
+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_Z, OUTPUT);
+  pinMode(PIN_V, OUTPUT);
+  pinMode(PIN_R, OUTPUT);
+  pinMode(PIN_L, OUTPUT);
+  
+  // Bisher ungenutzte Pins
+  pinMode(PIN_27, OUTPUT);
+  pinMode(PIN_12, OUTPUT);
+  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_Z, LOW);
+  digitalWrite(PIN_V, LOW);
+  digitalWrite(PIN_R, LOW);
+  digitalWrite(PIN_L, LOW);
+  
+  // Bisher ungenutzte Pins
+  digitalWrite(PIN_27, LOW);
+  digitalWrite(PIN_12, LOW);
+  digitalWrite(PIN_13, LOW);
+  digitalWrite(PIN_A5, LOW);
+  digitalWrite(PIN_A1, LOW);
+  digitalWrite(PIN_A0, LOW);
+}
+
+void errorWiFi()
+{
+  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()
+{
+  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 '4': digitalWrite(PIN_Z, HIGH); break;
+    case '3': digitalWrite(PIN_V, HIGH); break;
+    case '2': digitalWrite(PIN_R, HIGH); break;
+    case '1': digitalWrite(PIN_L, HIGH); break;
+    case '0': allLow(); break;
+  }
+}

tactile_eeg_v1.2/tactile_eeg_v1.2.ino

+// 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
+ */
+
+#define PIN_LED 13
+#define PIN_Z 14
+#define PIN_V 32
+#define PIN_R 15
+#define PIN_L 33
+#define PIN_27 27
+#define PIN_12 12
+#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[] = "Moto G (5S) 7000";     //  network SSID (name) Mobile Hotspot
+// char ssid[] = "homenet27 Gast";     //  network SSID (name) Wolfgang
+char ssid[] = "WLAN-79C670";     //  network SSID (name) Igor
+// char pass[] = "8fb165b9c4b7";  // network password Mobile Hotspot
+// char pass[] = "0911533136";  // network password Wolfgang
+char pass[] = "9718701064420292";  // network password Igor
+
+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_Z, OUTPUT);
+  pinMode(PIN_V, OUTPUT);
+  pinMode(PIN_R, OUTPUT);
+  pinMode(PIN_L, OUTPUT);
+  
+  // Bisher ungenutzte Pins
+  pinMode(PIN_27, OUTPUT);
+  pinMode(PIN_12, OUTPUT);
+  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_Z, LOW);
+  digitalWrite(PIN_V, LOW);
+  digitalWrite(PIN_R, LOW);
+  digitalWrite(PIN_L, LOW);
+  
+  // Bisher ungenutzte Pins
+  digitalWrite(PIN_27, LOW);
+  digitalWrite(PIN_12, LOW);
+  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 '4': digitalWrite(PIN_Z, HIGH); break;
+    case '3': digitalWrite(PIN_V, HIGH); break;
+    case '2': digitalWrite(PIN_R, HIGH); break;
+    case '1': digitalWrite(PIN_L, HIGH); break;
+    case '0': allLow(); break;
+  }
+}

wifi_scan/wifi_scan/wifi_scan.ino

+/*
+ *  This sketch demonstrates how to scan WiFi networks.
+ *  The API is almost the same as with the WiFi Shield library,
+ *  the most obvious difference being the different file you need to include:
+ */
+#include "WiFi.h"
+
+void setup()
+{
+    Serial.begin(115200);
+
+    // Set WiFi to station mode and disconnect from an AP if it was previously connected
+    WiFi.mode(WIFI_STA);
+    WiFi.disconnect();
+    delay(100);
+
+    Serial.println("Setup done");
+}
+
+void loop()
+{
+    Serial.println("scan start");
+
+    // WiFi.scanNetworks will return the number of networks found
+    int n = WiFi.scanNetworks();
+    Serial.println("scan done");
+    if (n == 0) {
+        Serial.println("no networks found");
+    } else {
+        Serial.print(n);
+        Serial.println(" networks found");
+        for (int i = 0; i < n; ++i) {
+            // Print SSID and RSSI for each network found
+            Serial.print(i + 1);
+            Serial.print(": ");
+            Serial.print(WiFi.SSID(i));
+            Serial.print(" (");
+            Serial.print(WiFi.RSSI(i));
+            Serial.print(")");
+            Serial.println((WiFi.encryptionType(i) == WIFI_AUTH_OPEN)?" ":"*");
+            delay(10);
+        }
+    }
+    Serial.println("");
+
+    // Wait a bit before scanning again
+    delay(5000);
+}