local disp -- setup SPI and connect display local function init_spi_display() -- Hardware SPI CLK = GPIO14 -- Hardware SPI MOSI = GPIO13 -- Hardware SPI MISO = GPIO12 (not used) -- Hardware SPI /CS = GPIO15 (not used) -- CS, D/C, and RES can be assigned freely to available GPIOs local cs = 8 -- GPIO15, pull-down 10k to GND local dc = 4 -- GPIO2 local res = 0 -- GPIO16 local bus = 1 spi.setup(bus, spi.MASTER, spi.CPOL_LOW, spi.CPHA_LOW, 8, 8) -- we won't be using the HSPI /CS line, so disable it again gpio.mode(8, gpio.INPUT, gpio.PULLUP) -- initialize the matching driver for your display -- see app/include/ucg_config.h --disp = ucg.ili9341_18x240x320_hw_spi(bus, cs, dc, res) disp = ucg.st7735_18x128x160_hw_spi(bus, cs, dc, res) end local function upper_pin(x, y) local w = 7 local h = 6 disp:setColor(0, 212, 212, 212) disp:setColor(1, 200, 200, 200) disp:setColor(2, 200, 200, 200) disp:setColor(3, 188, 188, 188) disp:drawGradientBox(x, y, w, h) --disp:drawVLine(x+w, y+1, len) disp:setColor(0, 220, 220, 220) disp:setColor(1, 232, 232, 232) disp:drawGradientLine(x+w, y, h, 1) end local function lower_pin(x, y) local w = 7 local h = 5 disp:setColor(0, 212, 212, 212) disp:setColor(1, 200, 200, 200) disp:setColor(2, 200, 200, 200) disp:setColor(3, 188, 188, 188) disp:drawGradientBox(x, y, w, h) --disp:drawVLine(x+w, y+1, len) disp:setColor(0, 220, 220, 220) disp:setColor(1, 232, 232, 232) disp:drawGradientLine(x+w, y, h, 1) disp:setColor(0, 220, 220, 220) disp:setColor(1, 232, 232, 232) disp:drawGradientLine(x, y+h, w, 0) disp:setColor(0, 240, 240, 240) disp:drawPixel(x+w, y+h) end local function ic_body(x, y) local w = 4*14+4 local h = 31 disp:setColor(0, 60, 60, 60) disp:setColor(1, 40, 40, 40) disp:setColor(2, 48, 48, 48) disp:setColor(3, 30, 30, 30) disp:drawGradientBox(x, y, w, h) disp:setColor(0, 255, 168, 0) --disp:setColor(0, 225, 168, 30) disp:drawDisc(x+w-1, y+h/2-1, 7, bit.bor(ucg.DRAW_UPPER_LEFT, ucg.DRAW_LOWER_LEFT)) disp:setColor(0, 60, 30, 0) --disp:drawDisc(x+w-1, y+h/2+1, 7, bit.bor(ucg.DRAW_UPPER_LEFT, ucg.DRAW_LOWER_LEFT)) disp:setColor(0, 50, 50, 50) disp:setColor(0, 25, 25, 25) disp:drawDisc(x+w-1, y+h/2+1, 7, bit.bor(ucg.DRAW_UPPER_LEFT, ucg.DRAW_LOWER_LEFT)) end local function draw_ucg_logo() local a, b --ucg_Init(ucg, ucg_sdl_dev_cb, ucg_ext_none, (ucg_com_fnptr)0) disp:setFont(ucg.font_ncenB24_tr) --disp:setRotate270() --disp:setClipRange(10,5,40,20) a = 2 b = 3 disp:setColor(0, 135*a/b,206*a/b,250*a/b) disp:setColor(1, 176*a/b,226*a/b,255*a/b) disp:setColor(2, 25*a/b,25*a/b,112*a/b) disp:setColor(3, 85*a/b,26*a/b,139*a/b) disp:drawGradientBox(0, 0, disp:getWidth()/4, disp:getHeight()) disp:setColor(1, 135*a/b,206*a/b,250*a/b) disp:setColor(0, 176*a/b,226*a/b,255*a/b) disp:setColor(3, 25*a/b,25*a/b,112*a/b) disp:setColor(2, 85*a/b,26*a/b,139*a/b) disp:drawGradientBox(disp:getWidth()/4, 0, disp:getWidth()/4, disp:getHeight()) disp:setColor(0, 135*a/b,206*a/b,250*a/b) disp:setColor(1, 176*a/b,226*a/b,255*a/b) disp:setColor(2, 25*a/b,25*a/b,112*a/b) disp:setColor(3, 85*a/b,26*a/b,139*a/b) disp:drawGradientBox(disp:getWidth()*2/4, 0, disp:getWidth()/4, disp:getHeight()) disp:setColor(1, 135*a/b,206*a/b,250*a/b) disp:setColor(0, 176*a/b,226*a/b,255*a/b) disp:setColor(3, 25*a/b,25*a/b,112*a/b) disp:setColor(2, 85*a/b,26*a/b,139*a/b) disp:drawGradientBox(disp:getWidth()*3/4, 0, disp:getWidth()/4, disp:getHeight()) upper_pin(7+0*14, 4) upper_pin(7+1*14, 4) upper_pin(7+2*14, 4) upper_pin(7+3*14, 4) ic_body(2, 10) lower_pin(7+0*14, 41) lower_pin(7+1*14, 41) lower_pin(7+2*14, 41) lower_pin(7+3*14, 41) disp:setColor(0, 135*a/b, 206*a/b, 250*a/b) disp:drawString(63+1, 33+1, 0, "glib") disp:setColor(0, 255, 168, 0) disp:drawGlyph(26, 38, 0, 'U') disp:drawString(63, 33, 0, "glib") disp:setColor(0, 135*a/b, 206*a/b, 250*a/b) disp:setColor(1, 135*a/b, 206*a/b, 250*a/b) disp:setColor(2, 135*a/b, 206*a/b, 250*a/b) disp:setColor(3, 135*a/b, 206*a/b, 250*a/b) disp:drawGradientBox(84+1, 42+1-6, 42, 4) disp:setColor(0, 255, 180, 40) disp:setColor(1, 235, 148, 0) --disp:drawGradientLine(79, 42, 20, 0) disp:setColor(2, 245, 158, 0) disp:setColor(3, 220, 138, 0) disp:drawGradientBox(84, 42-6, 42, 4) disp:setColor(0, 255, 168, 0) --disp:setFont(ucg.font_5x8_tr) disp:setFont(ucg.font_7x13B_tr) --disp:setFont(ucg.font_courB08_tr) --disp:setFont(ucg.font_timR08_tr) disp:drawString(2, 54+5, 0, "http://github.com") disp:drawString(2, 61+10, 0, "/olikraus/ucglib") --disp:drawString(1, 61, 0, "code.google.com/p/ucglib/") end do init_spi_display() disp:begin(ucg.FONT_MODE_TRANSPARENT) disp:clearScreen() disp:setRotate180() draw_ucg_logo() end