I've created a library for emulating a quad 7-segment LED display modules using a Nokia 5110 display with PCD8544 driver:
https://github.com/mcauser/MicroPython- ... -7-segment
Based heavily on my tm1637 library, for SeeedStudio Grove 7 segment displays:
https://github.com/mcauser/micropython-tm1637
Idea came from @fizban using a SSD1306 to emulate a 7 segment display:
viewtopic.php?f=17&t=3112