USB Serial to HD44780 LCD

HD44780 based character LCD is a de facto industry standard LCD that is used in many designs such as clocks, robots and microcontroller boards.  It is readily available from most electronic stores and EBay.  Although this LCD is relatively easy to use, however interfacing with this LCD normally requires 6-10 IO pins for 4 bit and 8 bit mode respectively.  With most PC no longer built with a parallel port, interfacing with this LCD requires a USB / Serial to LCD interface.

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