Use a 2 dimensional array to display images on a 16x8 led matrix display (Adafruit, QtPy, LED backpack) CircuitPython

16x8-LED-backpack-draw-matrix-array.py

# Import all board pins.
import time
import board
import busio

from adafruit_ht16k33 import matrix

i2c = busio.I2C(board.SCL, board.SDA)

matrix = matrix.MatrixBackpack16x8(i2c)

matrix.fill(0)  
  
biglove = [
  [0,1,1,0,0,1,1,0],
  [1,1,1,1,1,1,1,1],  
  [1,1,1,1,1,1,1,1],  
  [1,1,1,1,1,1,1,1],  
  [0,1,1,1,1,1,1,0],  
  [0,0,1,1,1,1,0,0],  
  [0,0,0,1,1,0,0,0],
  [0,0,0,0,0,0,0,0], 
]  
  
smalllove = [ 
  [0,0,0,0,0,0,0,0],  
  [0,0,1,0,0,1,0,0],  
  [0,1,1,1,1,1,1,0],  
  [0,1,1,1,1,1,1,0],  
  [0,0,1,1,1,1,0,0],  
  [0,0,0,1,1,0,0,0],  
  [0,0,0,0,0,0,0,0],
  [0,0,0,0,0,0,0,0]  
] 

def drawArray(arr2d, offset = 0):
    for i in range(len(arr2d)):
        for j in range(len(arr2d[i])):
            matrix[i + offset, j] = arr2d[i][j]
    

while True:
    drawArray(smalllove)
    drawArray(smalllove, 8)
            
    time.sleep(2)
    
    drawArray(biglove)
    drawArray(biglove, 8)