The big pulse is normal mode, you can see the ESP32 booting up, loading code, and
then pausing 1 second. Then there's a big drop for one sec to light sleep, and finally
one more 1 second pause at deep sleep.
Power Draw for ESP32-S3 TFT Feather
The following graphs show the power draw for the ESP32-S3 TFT Feather in normal
power mode, light sleep mode, and deep sleep mode.
Normal Power Mode
The power draw, running normally (without WiFi), is 40mA.
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