title: ESP8266 Keeps Rebooting rst cause:4, boot mode:(3,7) NO PROGRAM LOADED
body: <p>I'm new with the ESP8266. Today I bought one and found a tutorial to connect it in this way</p>
  
  <p><a href="https://i.stack.imgur.com/6Oihs.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/6Oihs.png" alt="ARDUINO WIRING"></a></p>
  
  <p>The wiring is made without the microprocessor of Arduino as you may see in the picture. When I connected it this way the Serial COM of the Arduino IDE, at 9600 baud sends this:</p>
  
  <pre><code>ö,2Yâ@ÈH
  +ôÈLÃ&lt;(ÔŒÐ�ÀÀŒŽ¡C¡¥µThinker Technology Co. Ltd.
  
  invalid
  </code></pre>
  
  <p>and at 115200 baud this pops on</p>
  
  <pre><code>  ets Jan  8 2013,rst cause:4, boot mode:(3,7)
   wdt reset load
  
   **0x40100000, len 816, room 16 
  
   tail 0 
  
  chksum 0x8d
  
   load 0x3ffe8000, len 788, room 8 
  
   tail 12
  
   chksum 0xcf 
  
  ho 0 tail 12 room 4 
  
  load 0x3ffe8314, len 288, room 12 
  
   tail 4
  
   chksum 0xcf 
  
  csum 0xcf 
  
  2nd boot version : 1.2 
   SPI Speed      : 40MHz  
   SPI Mode       : QIO  
   SPI Flash Size : 4Mbit
  
  jump to run user1**
  </code></pre>
  
  <p>I really don't know whats going on, an it keeps rebooting or doing this repeatedly.<br>
  Any help would be very appreciated.</p>