Search found 52 matches
- Wed Jan 08, 2020 5:59 am
- Forum: ESP-IDF 中文讨论版
- Topic: wifi连接路AP,AP突然关机,ESP出现bcn_timout,ap_probe_send_start,然后重启了
- Replies: 1
- Views: 6414
Re: wifi连接路AP,AP突然关机,ESP出现bcn_timout,ap_probe_send_start,然后重启了
用ESP32主动连接AP,连接上后,请求一些数据,然后AP突然掉电,ESP32就打印错误信息,并重启了,请帮忙看看怎么规避这个问题。 如下是日志信息: [13:53:04.407]收←◆I (70895) wifi: bcn_timout,ap_probe_send_start [13:53:05.179]收←◆get rssi:-41 [13:53:06.780]收←◆get rssi:-41 [13:53:06.949]收←◆I (73395) wifi: ap_probe_send over, resett wifi status to disassoc I (73395) wifi:...
- Wed Jan 08, 2020 5:57 am
- Forum: ESP-IDF 中文讨论版
- Topic: udp_server接收数据时的频繁丢包现象
- Replies: 1
- Views: 5990
- Wed Jan 08, 2020 4:56 am
- Forum: ESP-IDF 中文讨论版
- Topic: ESP32重启后,网络无法正常通讯。
- Replies: 1
- Views: 5313
- Wed Jan 08, 2020 4:42 am
- Forum: ESP-IDF 中文讨论版
- Topic: 示例历程中,softAP,为什么要初始化NVS
- Replies: 2
- Views: 6434
- Mon Aug 12, 2019 12:25 pm
- Forum: ESP-IDF 中文讨论版
- Topic: ESP32 省电模式
- Replies: 3
- Views: 8925
Re: ESP32 省电模式
Minimum modem sleep: In minimum modem sleep mode, station wakes up every DTIM to receive beacon. Broadcast data will not be lost because it is transmitted after DTIM. However, it can not save much more power if DTIM is short for DTIM is determined by AP. Maximum modem sleep: In maximum modem sleep ...
- Mon Aug 12, 2019 12:14 pm
- Forum: ESP-IDF 中文讨论版
- Topic: wifi程序无法运行
- Replies: 1
- Views: 4648
Re: wifi程序无法运行
IDF 更新过后需执行 git submodule update -f 更新一下 WiFi 库。
- Mon Aug 12, 2019 12:12 pm
- Forum: ESP-IDF 中文讨论版
- Topic: 怎么清除已连接过的路由器wifi信息
- Replies: 1
- Views: 4614
Re: 怎么清除已连接过的路由器wifi信息
esp_wifi_restore()
- Fri Apr 19, 2019 7:54 am
- Forum: ESP-IDF
- Topic: Low speed on Wifi and character loss
- Replies: 2
- Views: 5150
Re: Low speed on Wifi and character loss
Is the sdkconfig the same as the iperf example? Did you enable WiFi and BT software coexist?
- Fri Apr 19, 2019 7:52 am
- Forum: ESP-IDF
- Topic: WiFi scanning
- Replies: 1
- Views: 4528
Re: WiFi scanning
If you set country to USA, ESP32 will do active scan on channel 1~11. Fast scanning and all scanning methods are for connecting scan. If using fast scanning method, ESP32 will start to connect when it scans the first right AP(SSID matches). If using all scanning methods, ESP32 will start to connect ...
- Fri Apr 19, 2019 7:43 am
- Forum: ESP-IDF 中文讨论版
- Topic: 请问哪里可以修改WIFI线程的stack size?
- Replies: 4
- Views: 9583
Re: 请问哪里可以修改WIFI线程的stack size?
可以在 menuconfig 中增大 Component config > Wi-Fi > WiFi mgmt short buffer number 来避免这个问题,但最大是 32 个,如果还不行说明周围 station 太多了,超出了 softAP 的处理能力。aureoleday wrote: ↑Tue Apr 09, 2019 7:01 am谢谢回复。我是pull的最新master分支才发现这个问题的。
现在我回退到v3.2 rc版本,这个问题就消失了