feat(esp_event): examples use esp_event instead of old event process

examples/wifi/getting_started/softAP/README.md

@@ -0,0 +1,42 @@
+# WiFi softAP example
+
+(See the README.md file in the upper level 'examples' directory for more information about examples.)
+
+
+## How to use example
+
+### Configure the project
+
+```
+idf.py menuconfig
+```
+
+* Set serial port under Serial Flasher Options.
+
+* Set WiFi SSID and WiFi Password and Maximal STA connections under Example Configuration Options.
+
+### Build and Flash
+
+Build the project and flash it to the board, then run monitor tool to view serial output:
+
+```
+idf.py -p PORT flash monitor
+```
+
+(To exit the serial monitor, type ``Ctrl-]``.)
+
+See the Getting Started Guide for full steps to configure and use ESP-IDF to build projects.
+
+## Example Output
+
+There is the console output for this example:
+
+```
+I (917) phy: phy_version: 3960, 5211945, Jul 18 2018, 10:40:07, 0, 0
+I (917) wifi: mode : softAP (30:ae:a4:80:45:69)
+I (917) wifi softAP: wifi_init_softap finished.SSID:myssid password:mypassword
+I (26457) wifi: n:1 0, o:1 0, ap:1 1, sta:255 255, prof:1
+I (26457) wifi: station: 70:ef:00:43:96:67 join, AID=1, bg, 20
+I (26467) wifi softAP: station:70:ef:00:43:96:67 join, AID=1
+I (27657) tcpip_adapter: softAP assign IP to station,IP is: 192.168.4.2
+```