Construction should include
- converting decimal numbers to Binary Coded Decimal (BCD) (including other binary encoding methods such as Gray code and ASCII code)
- wiring digital displays
- explaining the function of decoder/driver and drawing a pinout diagram
- troubleshooting an encoder and a decoder circuit drawing
- explaining the function of a multiplexer and a demultiplexer and drawing a pinout diagram for each
- troubleshooting a multiplexer and demultiplexer circuit drawing.
Process/Skill Questions:
- What steps are required to convert BCD to decimal on paper?
- What are the types of digital displays?
- What is the difference between a multiplexer and a demultiplexer?