In terms of hardware interface, a Phico D0 series module usually features a 14-pin or 16-pin header. Pins 1 through 6 handle power and control signals—specifically Ground, VCC (usually 5V), Contrast Adjustment (V0), Register Select (RS), Read/Write (RW), and Enable (E). Pins 7 through 14 comprise the 8-bit data bus. If the module has 16 pins, the final two pins are dedicated to the LED backlight anode and cathode.
The most common variant associated with this identification is the : 16 characters x 1 line. Module Dimensions Viewing Area Supply Voltage negative 0.3 cap V Operating Current Pinout Configuration phico d0 94v0 lcd display datasheet pdf