esp8266 is a very high cost serial WIFI, very suitable for single-chip network applications. This is ESP8266 the SDK, developers refer to the WIFI.

esp_iot_sdk_v0.6
................\Makefile
................\app
................\...\gen_misc.bat
................\bin
................\...\blank.bin
................\examples
................\........\IoT demo
................\........\........\Makefile
................\........\........\driver
................\........\........\......\Makefile
................\........\........\......\i2c_master.c
................\........\........\......\key.c
................\........\........\......\pwm.c
................\........\........\......\uart.c
................\........\........\include
................\........\........\.......\driver
................\........\........\.......\......\i2c_master.h
................\........\........\.......\......\key.h
................\........\........\.......\......\pwm.h
................\........\........\.......\......\uart.h
................\........\........\.......\......\uart_register.h
................\........\........\.......\user_config.h
................\........\........\.......\user_devicefind.h
................\........\........\.......\user_esp_platform.h
................\........\........\.......\user_humiture.h
................\........\........\.......\user_json.h
................\........\........\.......\user_light.h
................\........\........\.......\user_plug.h
................\........\........\.......\user_webserver.h
................\........\........\user
................\........\........\....\Makefile
................\........\........\....\user_devicefind.c
................\........\........\....\user_esp_platform.c
................\........\........\....\user_humiture.c
................\........\........\....\user_json.c
................\........\........\....\user_light.c
................\........\........\....\user_main.c
................\........\........\....\user_plug.c
................\........\........\....\user_webserver.c
................\include
................\.......\c_types.h
................\.......\eagle_soc.h
................\.......\espconn.h
................\.......\ets_sys.h
................\.......\gpio.h
................\.......\ip_addr.h
................\.......\json
................\.......\....\json.h
................\.......\....\jsonparse.h
................\.......\....\jsontree.h
................\.......\mem.h
................\.......\os_type.h
................\.......\osapi.h
................\.......\queue.h
................\.......\user_interface.h
................\.......\version.h
................\ld
................\..\eagle.app.v6.ld
................\..\eagle.rom.addr.v6.ld
................\lib
................\...\libjson.a
................\...\liblwip.a
................\...\libmain.a
................\...\libnet80211.a
................\...\libphy.a
................\...\libssc.a
................\...\libssl.a
................\...\libwpa.a
................\tools
................\.....\gen_appbin.py
................\.....\genflashbinv6.exe
................\.....\makefile.sh
................\.....\xxd.exe

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