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examples: Add example for fastest startup time

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Example includes README and sdkconfig.defaults with notes about trade-offs
made for minimum boot time.
This commit is contained in:
Angus Gratton
2021-03-11 21:17:48 +11:00
parent 29348270e7
commit cdef1ea38a
13 changed files with 176 additions and 0 deletions
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5
examples/system/startup_time/sdkconfig.defaults.esp32 Normal file
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# Not calibrating RTC_SLOW_CLK saves a small amount of time during boot.
#
# Setting option to zero is only recommended if not using sleep modes, or
# if you don't need accurate sleep times.
CONFIG_ESP32_RTC_CLK_CAL_CYCLES=0