help required for attiny13a interface

[kunal123]

hello,
i want to work on attiny13a,
my project structure is i have sensor & motor driver & attiny13a, but i have only one port in attiny13a(PB0-PB5) sensor require 4 pins & motor driver require 5 pins(motor enable, motor1 input1, motor1 input2, motor2 input1, motor1 input2)
how i can do this?

 

[tpetar]

Use serial LCD, see example:

16x2 Serial LCD (Two Wire)
https://www.circuitvalley.com/2011/12/two-wire-serial-lcd-16x2-graphics.html


Best regards,
Peter