Thank you for your reply but "system_deep_sleep()" not work for me.
I use the blink led example and add button to set the esp32 in sleep mode for 10 sec but the led still blinking.
Someone can give example code?

Thanks,
Nisim

Hello,

How set the esp32 in sleep mode and how wake up?
Someone can give example or source code?

Tanks,
Nisim

Hello,
someone know how connect to ble? send and receive data? make pairing?
If someone can give example it's will be helpful.

Thanks,
Nisim