How does the level shifter know what voltage you want to shift to?
The circuit diagram I used is on page 32 of the publication 'SIM800L Hardware Design V1.00' if you want to do the same.
How does the level shifter know what voltage you want to shift to?
The circuit diagram I used is on page 32 of the publication 'SIM800L Hardware Design V1.00' if you want to do the same.