Breadcrumb Home ELT - Electronics ELT 1247 ELT 1247: Digital Devices I Download as PDF Program ELT - Electronics Credits 4.00 Introduces the operation and application of gates, flip-flops, counters, shift registers, encoders-decoders and LED displays. Covers binary numbers, Boolean algebra and troubleshooting. Prerequisites ELT 1206 or EIC 1201 Lab Hours 67.50 Lecture Hours 15.00