3 wires interface for LCD display
This is a cheap alternative to serial LCDs. This post is based in the work made previously by tomek in wiring LCD displays using 4 bits. The basic idea is to group the 7 pins that are needed to drive the LCD in only 3 using a shift register.
| 3 wires interface for LCD display Check out 3 wires interface for LCD display website www.arduino.cc |
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