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connecting Wifi: test ....... WiFi connected IP address: 192.168.1.23 --------------------------------- Getting ticker data for bitcoin Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for ethereum Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for dogecoin Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for bitcoin Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for ethereum Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for dogecoin Error getting data: Failed to parse JSON --------------------------------- --------------------------------- Getting ticker data for bitcoin Error getting data: Failed to parse JSON

#include <CoinMarketCapApi.h> /******************************************************************* * An example of getting ticker info from coinmarketcap.com * * * * Written by Brian Lough * *******************************************************************/ #include <ESP8266WiFi.h> #include <WiFiClientSecure.h> //------- Install From Library Manager ------- #include <ArduinoJson.h> //------- Replace the following! ------ char ssid[] = "test"; // your network SSID (name) char password[] = "12345678"; // your network key WiFiClientSecure client; CoinMarketCapApi api(client); // CoinMarketCap's limit is "no more than 10 per minute" // Make sure to factor in if you are requesting more than one coin. unsigned long api_mtbs = 60000; //mean time between api requests unsigned long api_due_time = 0; 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); // Attempt to connect to Wifi network: Serial.print("Connecting Wifi: "); Serial.println(ssid); WiFi.begin(ssid, password); while (WiFi.status() != WL_CONNECTED) { Serial.print("."); delay(500); } Serial.println(""); Serial.println("WiFi connected"); Serial.println("IP address: "); IPAddress ip = WiFi.localIP(); Serial.println(ip); } void printTickerData(String ticker) { Serial.println("---------------------------------"); Serial.println("Getting ticker data for " + ticker); // Ticker unfortunately is not the symbol for some reason. // Go to CoinMarketCap.com and select the coin you would like to check // The ticker name makes up the last part of the URL // e.g: http://coinmarketcap.com/currencies/bitcoin/ , "bitcoin" is the ticker value // Currency is optional, so you can pass only ticker if you want. // Check out the currency drop down on CoinMarketCap.com to get available values CMCTickerResponse response = api.GetTickerInfo(ticker, "eur"); if (response.error == "") { Serial.print("ID: "); Serial.println(response.id); Serial.print("Name: "); Serial.println(response.name); Serial.print("Symbol: "); Serial.println(response.symbol); Serial.print("Rank: "); Serial.println(response.rank); Serial.print("Price in USD: "); Serial.println(response.price_usd); Serial.print("Price in BTC: "); Serial.println(response.price_btc); Serial.print("24h Volume USD: "); Serial.println(response.volume_usd_24h); Serial.print("Market Cap USD: "); Serial.println(response.market_cap_usd); Serial.print("Available Supply: "); Serial.println(response.available_supply); Serial.print("Total Supply: "); Serial.println(response.total_supply); Serial.print("Percent Change 1h: "); Serial.println(response.percent_change_1h); Serial.print("Percent Change 24h: "); Serial.println(response.percent_change_24h); Serial.print("Percent Change 7d: "); Serial.println(response.percent_change_7d); Serial.print("Last Updated: "); Serial.println(response.last_updated); // These fields will not come back if you do not request a currency Serial.print("Price in requested currecy: "); Serial.println(response.price_currency); Serial.print("24h Volume in requested currency: "); Serial.println(response.volume_currency_24h); Serial.print("Market Cap in requested currency: "); Serial.println(response.market_cap_currency); } else { Serial.print("Error getting data: "); Serial.println(response.error); } Serial.println("---------------------------------"); } void loop() { unsigned long timeNow = millis(); if ((timeNow > api_due_time)) { printTickerData("bitcoin"); printTickerData("ethereum"); printTickerData("dogecoin"); api_due_time = timeNow + api_mtbs; } }