Recieving data on serial and lighting the pixels up on reading bit by bit of that data

Hello kindly some one help me I am trying to send data from controller it would be an array of bits.and trying to reveive it on nextion by storing it in array and then wanna light the pixel up when we will read that array bit by bit.
Kindly tell me is it possible,if it is then how it is done.

It seems that thy-ey heard you…: Protocols and parsing - Part 5: Bit streams and block graphics - Nextion