Here is an example of wifi_station_scan() http://bbs.espressif.com/viewtopic.php?f=21&t=229
"show_hidden" to be 1 , means ESP8266 will find APs even if their SSID is hidden. Otherwise, you won't get them in scan-done-callback.
Postby Guest » Wed Apr 15, 2015 5:52 pm
Please see http://www.juniper.net/documentation/en_US/network-director1.5/topics/concept/wireless-scanning.html
for the difference of active and passive scan.
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