Deep sleep mode initiation

[russus]

After I execute

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system_deep_sleep_instant(DEEP_SLEEP_LONG_TIME);

~2-3 seconds later I observe UART sequence output:

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ets Jan  8 2013,rst cause:5, boot mode:(3,7)
ets_main.c

Is this something expected?

[ESP_Xutao]

Hi
you can use system_deep_sleep() function.And GPIO16 connect RST gpio.You can consult our sample code in github.espressif and low_power Doc.