Search found 4 matches

by berpast
Sun Mar 12, 2017 10:53 am
Forum: General Discussion
Topic: Reducing clock frequency
Replies: 7
Views: 20389

Re: Reducing clock frequency

I just pulled the latest idf and I'm unable to find any new code that would allow to reduce the frequency.
I don't want to pressure the dev team, but is there any update plan for the development of this item?
by berpast
Sun Feb 26, 2017 10:56 pm
Forum: General Discussion
Topic: Reducing clock frequency
Replies: 7
Views: 20389

Reducing clock frequency

In order to reduce the power consumption, while still retaining WiFi connections, I cannot use deep sleep mode. For this reason I'm trying to reduce the frequency to 2MHz. The frequency gets properly reduces by calling the function rtc_set_cpu_freq and properly scaling the variable _xt_tick_divisor ...
by berpast
Thu Feb 16, 2017 10:46 pm
Forum: General Discussion
Topic: Battery and listening on wi-Fi
Replies: 7
Views: 24676

Re: Battery and listening on wi-Fi

I started measuring the current used by my ESP32. In menuconfig I enabled both WiFi and bluethoot, but anyhow I'm running a simple program like: void app_main(void) { while (true) { ESP_LOGI("Log", "Log\n"); vTaskDelay(5000 / portTICK_PERIOD_MS); } } This program continuously consumes about 130mA. M...
by berpast
Mon Feb 06, 2017 12:51 pm
Forum: General Discussion
Topic: Battery and listening on wi-Fi
Replies: 7
Views: 24676

Battery and listening on wi-Fi

I have two contrasting requirements: 1) Save on battery usage 2) Listen over Wi-Fi for commands coming from the cloud (I use MQTT to communicate with my platform) I would like to receive the commands as soon as possible, but still save on battery usage as much as possible. Is there any low power mod...