The Blynk Sketch Code Builder is an easy-to-use tool for building and writing sketches for targeting specific hardware models. The tool is located at https://examples.blynk.cc/.
- Using your favorite web browser, open the Blynk Sketch Code Builder (Figure 2.28):
Figure 2.28: Blynk Sketch Code Builder home
- Choose Arduino Uno from the Board drop-down list (Figure 2.29):
Figure 2.29: Selecting the board type
- Choose ESP8266 WiFi Shield from the Connection drop-down list if not already selected (Figure ...