code: def output_entire_buffer(self):
          
          green = 0
          red = 0
  
          for row in range(0, 8):
              for col in range(0, 8):
                  if self.display_buffer[row][col] == self.LED_GREEN:
                      green |= 1 << col
                  elif self.display_buffer[row][col] == self.LED_RED:
                      red |= 1 << col
                  elif self.display_buffer[row][col] == self.LED_YELLOW:
                      green |= 1 << col
                      red |= 1 << col
                  elif self.display_buffer[row][col] == self.LED_OFF:
                      green &= ~(1 << col)
                      red &= ~(1 << col)
  
              self.firmata.i2c_write(0x70, row * 2, 0, green)
              self.firmata.i2c_write(0x70, row * 2 + 1, 0, red)
docs: Write the entire buffer to the display