Added ESP32

ZomboISS-ESP32/ZomboISS-ESP32.ino

@@ -0,0 +1,244 @@
+/* Copyright (c) 2018 LeRoy Miller
+ *  
+ *  This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses>
+ */
+
+#include <Arduino.h>
+#include <TimeLib.h> 
+#include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson
+#include "SSD1306.h" //https://github.com/squix78/esp8266-oled-ssd1306
+#include <Arduino.h>
+#include <WiFi.h>
+#include <WiFiMulti.h>
+
+#include <HTTPClient.h>
+
+
+//#define Serial Serial
+
+WiFiMulti wifiMulti;
+//Find your Latitude and Longitude here
+//https://www.latlong.net/
+float mylat = 40.573922;
+float mylon = -105.083303;
+float isslat, isslon;
+int distance, number, count;
+String payload;
+String name[10], craft[10],risetime[5];
+float duration[5];
+
+const String iss = "http://api.open-notify.org/iss-now.json"; 
+const String ppl = "http://api.open-notify.org/astros.json";
+String pas = "http://api.open-notify.org/iss-pass.json?";
+
+SSD1306  display(0x3c, 5, 4); 
+
+void setup() {
+  Serial.begin(115200);
+ for(uint8_t t = 4; t > 0; t--) {
+        Serial.printf("[SETUP] WAIT %d...\n", t);
+        Serial.flush();
+        delay(1000);
+    }
+
+    wifiMulti.addAP("SSID", "PASS");
+//    WiFiManager wifiManager;
+  display.init();
+
+  display.flipScreenVertically();
+  display.setFont(ArialMT_Plain_10);
+//   WiFiManager wifiManager;
+//    wifiManager.autoConnect("AutoConnectAP");
+  pas = pas + "lat=" + (String)mylat+"&lon="+ (String)mylon;
+  Serial.println(pas);
+}
+
+void loop() {
+
+ getJson(iss);
+  //Serial.println(payload);   //Print the response payload
+ decodeLocJson();
+ getDistance();
+ issLocOLEDDisplay();
+ issLocSerialDisplay();
+ delay(5000);
+
+
+  getJson(pas);
+  decodePassJson();
+  displayPassSerial();
+  displayPassOLED();
+  delay(5000);
+
+ getJson(ppl);
+ decodePeopleJson();
+ displayPeopleSerial();
+ displayPeopleOLED();
+ delay(5000);    //Send a request every 30 seconds
+
+}
+void issLocOLEDDisplay() {
+  display.clear();
+  display.drawString(0,0,"The ISS is currently at: ");
+ char temp[15];
+ sprintf(temp, "%d.%02d,%d.%02d",(int)isslat,abs((int)(isslat*100)%100),(int)isslon,abs((int)(isslon*100)%100));
+ display.drawString(25,15,temp);
+ char temp1[30];
+ sprintf(temp1, "ISS is about %d miles", distance);
+ display.drawString(0,27,temp1);
+ display.drawString(30,38, "from you.");
+ display.drawString(12,51, "And moving fast!!");
+ display.display();
+}
+
+void issLocSerialDisplay() {
+  Serial.print("The ISS is currently at ");
+  Serial.print(isslat, 4); Serial.print(","); Serial.println(isslon,4);
+  Serial.print("The ISS is about "); Serial.print(distance); Serial.println(" miles from you now.\nAnd moving fast!");
+
+}
+
+void getJson(String url) {
+
+ if (wifiMulti.run() == WL_CONNECTED) { //Check WiFi connection status
+     HTTPClient http;  //Declare an object of class HTTPClient
+     http.begin(url);  //Specify request destination
+    int httpCode = http.GET();                                                                  //Send the request
+     if (httpCode > 0) { //Check the returning code
+       payload = http.getString();   //Get the request response payload
+
+    }
+
+    http.end();   //Close connection
+
+  }
+
+
+}
+
+void decodeLocJson() {
+  StaticJsonBuffer<512> jsonBuffer;
+  JsonObject& root = jsonBuffer.parseObject(payload);
+  if (!root.success()) {
+    Serial.println("parseObject() failed");
+    return;
+  }
+  isslat=root["iss_position"]["latitude"];
+  isslon=root["iss_position"]["longitude"];
+}
+
+void getDistance() {
+  float theta, dist, miles;
+  theta = mylon - isslon;
+  dist = sin(deg2rad(mylat)) * sin(deg2rad(isslat)) + cos(deg2rad(mylat)) * cos(deg2rad(isslat)) * cos(deg2rad(theta));
+  dist = acos(dist);
+  dist = rad2deg(dist);
+  miles = dist * 60 * 1.1515;
+  distance = miles;
+}
+
+float deg2rad(float n) {
+  float radian = (n * 71)/4068;
+  return radian;
+}
+
+float rad2deg(float n) {
+  float degree = (n*4068)/71;
+  return degree;
+}
+
+void decodePeopleJson() {
+  DynamicJsonBuffer jsonBuffer;
+  JsonObject& root = jsonBuffer.parseObject(payload);
+  if (!root.success()) {
+    Serial.println("parseObject() failed");
+    return;
+  }
+  number = root["number"];
+  if (number > 10) {number = 10;}
+  for (int i=0;i<number; i++){
+
+    const char* temp1 = root["people"][i]["name"];
+    const char* temp2 = root["people"][i]["craft"];
+    name[i] = (String)temp1;
+    craft[i] = (String)temp2;
+  }
+ }
+
+ void displayPeopleSerial() {
+  Serial.print("There are "); Serial.print(number); Serial.println(" people in space right now.");
+  for (int i=0;i<number; i++) {
+    Serial.print(name[i]);Serial.print(" on board ");Serial.println(craft[i]);
+  }
+ }
+
+ void displayPeopleOLED() {
+  display.clear();
+  char temp2[50];
+  sprintf(temp2, "%d people are in space.", number);
+  display.drawString(0,0,temp2);
+
+ if (number > 5) {number = 5;} //Display the 1st 5 Astros on OLED 
+ for (int i=0;i<number; i++) {
+ display.drawString(0,10*(i+1),name[i] + ", " + craft[i]);
+ }
+
+ display.display();
+}
+
+void decodePassJson() {
+  DynamicJsonBuffer jsonBuffer;
+  JsonObject& root = jsonBuffer.parseObject(payload);
+  if (!root.success()) {
+    Serial.println("parseObject() failed");
+    return;
+  }
+  count = root["request"]["passes"];
+
+  if (count > 5) {count = 5;}
+  for (int i=0;i<count; i++){
+
+    unsigned int tempEpoch = root["response"][i]["risetime"];
+    risetime[i] = convertEpoch(tempEpoch);
+    duration[i] = root["response"][i]["duration"];
+    duration[i] = duration[i] / 60;
+      }
+ }
+
+ String convertEpoch(unsigned int epoch) {
+  int h = hour(epoch)-6;
+  int m = minute(epoch);
+  int d = day(epoch);
+  int mn = month(epoch);
+  int y = year(epoch);
+   char temp[100];
+  sprintf(temp, "RT: %d/%d %d:%d MST",mn,d,h,m);
+  return (String)temp;
+ }
+
+void displayPassSerial() {
+  Serial.println("Pass Prediction");
+  for (int i=0;i<count; i++) {
+    Serial.print(risetime[i]); Serial.print(" [");Serial.print(duration[i]);Serial.println(" mins.]");
+  }
+}
+
+ void displayPassOLED() {
+  display.clear();
+  display.drawString(0,0,"Pass Prediction");
+
+ for (int i=0;i<count; i++) {
+ display.drawString(0,10*(i+1),risetime[i] + " [" + (String)duration[i]+" m]");
+ }
+
+ display.display();
+}