Enginko® has developed a special conversion pcb for piloting directly with I2C Bus an LCD parallel display 16 x 2 by means of only 4 wires VCC-GND-SDA-SCK. Display is compatible with communication protocols of all WORLDKEY devices.
Display 16 characters 2 lines Big

Lcd Display plus Kit converting Parallel to I2C Data With Big Size Fonts
RFT06-KITDISPLAY