This program implements a time-of-day clock using two cascaded MC14499 serial 7-segment display drivers.

This program copies BCD data to four 7-segment displays driven by a MC14499 serial display driver. A 4-digit count is copied at a rate of 10 Hz. The interface uses the 68681 DUART to drive the MC1-This program copies BCD data to four 7-segment displa