Do it at your own risk.

ROM v1.1(2015.05.02) : I deleted iot server access routine. - I think this is not necessary for this.

 

https://www.youtube.com/watch?v=QdHpa9qweaY

 

 

Screenshot_2015-01-31-13-06-22.png

1. referrence : http://tskit.co.kr/zbxe/download/2777

 download my firmware.

 download mode gpio0 -> gnd

 ch_pd : always high.

 

2. use XTCOM_UTIL

 baudrate 115200

 first dowload 0x00000.bin(eagle.app.v6.flash.bin)

 and taget reset.

 open and connect.

 second dowload 0x40000.bin(eagle.app.v6.irom0text.bin)

 

3. Circuit

circuit.png 

<circuit>

 

20150131_133857.jpg 

<hardware testing>

 

4. Firmware

  AP mode

  SSID : ESP_XXXXXX

  password : 00001111

  Server IP : 192.168.4.1