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by pdxyze
Tue May 07, 2019 6:10 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32 省电模式
Replies: 3
Views: 1525

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 ...
by pdxyze
Mon May 06, 2019 4:29 am
Forum: ESP-IDF 中文讨论版
Topic: ESP32 省电模式
Replies: 3
Views: 1525

ESP32 省电模式

测试esp-idf v3.3 中的例子power_save。
发现ESP32有时可以进入省电模式,有时不可以进入省电模式。感觉省电模式很不稳定,进入省电模式需要什么条件?是否受路由器的影响?
如果进入WIFI_PS_MIN_MODEM,测的电流约为10mA;如果进入WIFI_PS_MAX_MODEM,测的电流约为4mA。ESP32保持空连接,最省电可以达到多少电流?

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