Skip to main content
Arduino

You are not logged in. Your edit will be placed in a queue until it is peer reviewed.

We welcome edits that make the post easier to understand and more valuable for readers. Because community members review edits, please try to make the post substantially better than how you found it, for example, by fixing grammar or adding additional resources and hyperlinks.

6
  • 2
    Well, you seem to be wired into Serial1 yet you're using Serial2 to communicate... Commented Sep 18, 2015 at 10:17
  • I am using Serial2 with pin 16, 17. this diagram is my reference but using serial2 Commented Sep 21, 2015 at 6:23
  • And are you using the same ESP module? There's lots of different ones. The one pictured there is the ESP-01 Commented Sep 21, 2015 at 9:12
  • Yes Majenko I am using the same one. Commented Sep 21, 2015 at 9:14
  • Have you tried different baud rates? Different versions of the AT firmware have different baud rates set as default. You need to make sure you match them up. Commented Sep 21, 2015 at 9:18