Commit graph

5 commits

Author SHA1 Message Date
Ivan Grokhotkov af6cfc5552 docs, examples: use rtc_gpio_isolate to disconnect GPIO12
This is needed to reduce deep sleep current on ESP32-WROVER modules.

Ref TW18165.
2018-02-11 13:28:47 +08:00
Ivan Grokhotkov ca751648fa ulp: document the need to wait for RTC to be ready for wakeup 2017-12-11 12:11:46 +08:00
Ivan Grokhotkov dec4a868d0 examples/ulp: disable pullup on GPIO15 to reduce current
Also increase sampling frequency in ulp_adc example and update READMEs.

Fixes https://github.com/espressif/esp-idf/issues/1108
2017-11-03 18:56:31 +08:00
Ivan Grokhotkov d2acf1ce77 sleep: add light sleep, factor out APIs common for deep/light sleep 2017-09-01 10:36:14 +08:00
Dmitry Yakovlev a6e4e89592 ulp: add build system integration and example 2017-03-27 12:41:00 +08:00