I tend to avoid microcontrollers which use 5V logic
although possible interfacing to 3.3V logic devices is a pain
EDIT: have a look at thread 2-4-tft-lcd-with-sc-card-barometer-on-a-uno on similar topic
I tend to avoid microcontrollers which use 5V logic
although possible interfacing to 3.3V logic devices is a pain
EDIT: have a look at thread 2-4-tft-lcd-with-sc-card-barometer-on-a-uno on similar topic