User's Manual

Table of Contents
1. ESP-WROOM-02D Overview 1 ................................................................................................
2. ESP-WROOM-02D Pin Description 2 .......................................................................................
3. Hardware Preparation for Compiling ESP-WROOM-02D 4 ....................................................
3.1. Hardware Preparation! 4"................................................................................................................
3.2. Hardware Connection! 4"................................................................................................................
4. Software Preparation for Compiling ESP-WROOM-02D 6 .....................................................
4.1. RTOS SDK! 6".................................................................................................................................
4.2. ESP8266 Toolkit! 8".........................................................................................................................
4.2.1. Compiler! 8 ........................................................................................................................
4.2.2. Firmware Download Tool! 10 ..............................................................................................
5. Compiling the SDK 11 ..............................................................................................................
5.1. Preparations! 11".............................................................................................................................
5.1.1. Modifying SDK Files! 11 .....................................................................................................
5.1.2. Downloading SDK Files! 11 ................................................................................................
5.2. Compilation! 13"..............................................................................................................................
5.2.1. Compile ESP8266_NONOS_SDK_v0.9.5 and Later Versions! 13 .......................................
5.2.2. ESP8266_NONOS_SDK_v0.9.4 and Earlier Versions! 14 ...................................................
6. Downloading the Firmware 15 .................................................................................................
6.1. Download Procedure! 15"...............................................................................................................
6.2. Check Log File! 17".........................................................................................................................
6.2.1. ESP8266 IOT Demo! 17 ....................................................................................................
6.2.2. ESP8266 AT! 18 ................................................................................................................
6.3. Configuration of RF initialization (Optional)! 18"..............................................................................
6.3.1. Configuration of RF InitConfig Options! 19 .........................................................................
6.3.2. Configuration of RF InitConfig Parameters! 20 ....................................................................
6.3.3. Configuration Examples! 22...............................................................................................