Unverified Commit f06e95bf authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
Browse files

Use external table as framebuffer

parent e43fc343

ssd1306.lua

+2 −4
Original line number Diff line number Diff line
@@ -44,15 +44,13 @@ function ssd1306.init(width, height) 
	for i, v in ipairs(tab) do

		ssd1306.wc(v)

	end



	ssd1306.fb = string.rep("0", width * height / 8)

end



function ssd1306.show()

function ssd1306.show(fb)

	local txbuf = {0x40}

	for i = 1, ssd1306.w * ssd1306.h / 8, 128 do

		for j = 0, 127 do

			txbuf[j+2] = string.byte(ssd1306.fb, i + j)

			txbuf[j+2] = fb[i+j] or 0

		end

		ssd1306.wd(txbuf)

	end