The 74LS47 IC takes a 4-bit BCD input and drives the 7-segment display to show the corresponding decimal digit (0–9). The input switches (S1–S4) represent binary ...
Over on the [Behind The Code with Gerry] YouTube channel our hacker [Gerry] shows us how to emulate a 74LS48 BCD-to-7-segment decoder/driver using an Altera CPLD Logic Chip From 1998. This is very ...