ESP8266 Support WIKI

User Tools

Site Tools


connect_to_esp8266_only_using_arduino_uno

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
connect_to_esp8266_only_using_arduino_uno [2014/12/31 18:14]
en10
connect_to_esp8266_only_using_arduino_uno [2014/12/31 18:26] (current)
en10
Line 1: Line 1:
 +====== Connect to ESP8266 ONLY using Arduino Uno ======
 +
 +
 You can use the Arduino Uno as a USB to TTL connector allowing you to communicate with the ESP8266. You can use the Arduino Uno as a USB to TTL connector allowing you to communicate with the ESP8266.
-[b]BE ADVISED[/b] that the ESP8266 is rated at 3.3V and the UNO RX and TX pins are rated as 5V but i've had no issues so far. 
  
-{{::​arduinouno_r3_front_450px_1_.jpg?200|}}+**BE ADVISED** that the ESP8266 is rated at 3.3V and the UNO RX and TX pins are rated as 5V but i've had no issues so far.
  
-{{:​esp8266_pinout_h-569x236_1_.png?​200|}}+{{::​arduinouno_r3_front_450px_1_.jpg?​450|}} ​    {{:​esp8266_pinout_h-569x236_1_.png?​400|}}
  
 I connected them as follows: I connected them as follows:
-UNO --- ESP8266 +  * UNO --- ESP8266 
-RX ----- RX +  ​* ​RX ----- RX 
-TX ----- TX +  ​* ​TX ----- TX 
-GND --- GND +  ​* ​GND --- GND 
-3.3V --- VCC +  ​* ​3.3V --- VCC 
-3.3V --- CH_PD+  ​* ​3.3V --- CH_PD 
 + 
 +Breadboard may be required to connect both VCC and CG_PD to 3.3V pin.
  
-Breadboard may be required to connect both VCC and CG_PD to 3.3V pin 
 I loaded the BareMinimum sketch, so that no previous sketch causes issues. I loaded the BareMinimum sketch, so that no previous sketch causes issues.
  
-Once Connected open the Serial Monitor and set Baud to 9600.+---- 
 + 
 +Once Connected open the Serial Monitor and set "Both NL & CR" and Baud to 9600. 
 Send "​AT"​ to test. If nothing comes up try different baud rates such as 115200 or 57600 and retest. Send "​AT"​ to test. If nothing comes up try different baud rates such as 115200 or 57600 and retest.
 +
 If you get "​OK"​ reply then all is working. If you get "​OK"​ reply then all is working.
 +
 +----
  
 List of commands can be found here: List of commands can be found here:
connect_to_esp8266_only_using_arduino_uno.1420049666.txt.gz · Last modified: 2014/12/31 18:14 by en10