USB interface for most character LCD modules - 1 line, 2 line, 4 line - 16, 20, 24, 40 characters wide.

The U431 provides a USB interface to character LCD modules for the PC (Win/Linux) or Mac (OSX).

The U431 has all of the firmware features of the U401 and U421.

The U431 is an assembled and tested circuit card that is 1.812 inches (46mm) long and 0.86 inches (21.8mm) wide. The U431 has 1 mounting hole.

The U431 interfaces to the PC (Win/Linux) or Mac (OSX) via the USB port. An application on the PC (Win/Linux) or Mac (OSX) controls the U431. The U431 does not use any custom drivers, just the drivers that are a part of the operating system. Custom software can be developed to use the U431, or the applications that have been created as examples can also be used.