scan
功能概述
本例演示了如何扫描可用的 AP。
环境要求
在 menuconfig 中配置扫描列表的大小 “Max size of scan list”，默认为 10，范围是 0-20。
编译和烧录
示例位置：examples/wifi/scan
编译、烧录等操作请参考：快速入门
运行结果
成功运行将输出如下日志
D/main [0.002] boot reason 0
D/main [0.004] heap size 270856(264.51KB)
D/fls [0.010] flash size 0x200000(2MB)
D/ptb [0.014] partition table base 0x800e000
D/ft [0.020] ft_0 base 8000000, ft_1 base 8001000
D/ft [0.026] ft init too
D/ft [0.030] ft init error
E/nvs [0.034] use new hash entry num=53
I/ota_http [0.040] 0.3.0 build at Jun 13 2024 13:29:49
D/wifi [1.806] distribution event 0
D/wifi [1.810] scan finish number 16
I/scan_example [1.818] Total APs scanned = 16
I/scan_example [1.822] SSID test_123
I/scan_example [1.826] RSSI -37
I/scan_example [1.830] Authmode WM_WIFI_AUTH_WPA_WPA2_PSK
I/scan_example [1.834] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.840] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.846] Channel 2
I/scan_example [1.850] SSID test_1010
I/scan_example [1.854] RSSI -37
I/scan_example [1.858] Authmode WM_WIFI_AUTH_WPA2_PSK
I/scan_example [1.862] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.868] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.874] Channel 13
I/scan_example [1.878] SSID test_001
I/scan_example [1.882] RSSI -43
I/scan_example [1.886] Authmode WM_WIFI_AUTH_WPA_WPA2_PSK
I/scan_example [1.890] Pairwise Cipher WM_WIFI_CIPHER_TYPE_TKIP_CCMP
I/scan_example [1.898] Group Cipher WM_WIFI_CIPHER_TYPE_TKIP
I/scan_example [1.904] Channel 13
I/scan_example [1.906] SSID
I/scan_example [1.910] RSSI -54
I/scan_example [1.914] Authmode WM_WIFI_AUTH_WPA2_PSK
I/scan_example [1.918] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.924] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.930] Channel 1
I/scan_example [1.934] SSID Nohsi Fire System
I/scan_example [1.938] RSSI -56
I/scan_example [1.942] Authmode WM_WIFI_AUTH_WPA_WPA2_PSK
I/scan_example [1.948] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.954] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.960] Channel 11
I/scan_example [1.964] SSID MEXS
I/scan_example [1.968] RSSI -70
I/scan_example [1.970] Authmode WM_WIFI_AUTH_WPA_WPA2_PSK
I/scan_example [1.976] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.982] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [1.988] Channel 2
I/scan_example [1.992] SSID Ruijie-Test-Ipv6
I/scan_example [1.996] RSSI -22
I/scan_example [2.000] Authmode WM_WIFI_AUTH_WPA_PSK
I/scan_example [2.004] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.010] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.016] Channel 6
I/scan_example [2.020] SSID WinnerMicro-Guest
I/scan_example [2.024] RSSI -43
I/scan_example [2.028] Authmode WM_WIFI_AUTH_WPA2_PSK
I/scan_example [2.034] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.040] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.046] Channel 6
I/scan_example [2.050] SSID ChinaNet-4gQa
I/scan_example [2.054] RSSI -50
I/scan_example [2.056] Authmode WM_WIFI_AUTH_WPA_WPA2_PSK
I/scan_example [2.062] Pairwise Cipher WM_WIFI_CIPHER_TYPE_TKIP_CCMP
I/scan_example [2.070] Group Cipher WM_WIFI_CIPHER_TYPE_TKIP
I/scan_example [2.074] Channel 3
I/scan_example [2.078] SSID test_999
I/scan_example [2.082] RSSI -52
I/scan_example [2.086] Authmode WM_WIFI_AUTH_WPA_PSK
I/scan_example [2.090] Pairwise Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.096] Group Cipher WM_WIFI_CIPHER_TYPE_CCMP
I/scan_example [2.102] Channel 13