HiI do not have any circuit | Microcontroller › 8051 › how to interface about 272 leds to single 8051 chip ? › HiI do not have any circuit February 12, 2018 at 12:19 pm #14729 GANEEV SINGHParticipant Hi I do not have any circuit diagram for this but I can tell you that you must use combination of counter shift registers (serial in parallel out)
