• Error analysis and reduction for a simple sensor-microcontroller interface 

      Custodio Ruiz, Ángel; Pallàs-Areny, Ramon; Bragós Bardia, Ramon (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2001-12-31)
      Article
      Accés obert
      Error analysis of a resistive sensor-to-microcontroller interface based on pulse-width modulation and time–ratio measurement shows that internal input and output resistances in microcontroller digital ports produce zero, ...