Hi there,
It is, and will be reflected in the power draw asleep. You can shutdown the SD as well may override that behavior?
Some users also “flush” the serial port in order to avoid any spurious uart interrupts.
HTH
GL 
PJ 
Hi there,
It is, and will be reflected in the power draw asleep. You can shutdown the SD as well may override that behavior?
Some users also “flush” the serial port in order to avoid any spurious uart interrupts.
HTH
GL PJ