Exemplo n.º 1
0
    def __init__(self, spi, rst, ce, dc, light, pwr=None):
        self.width = 84
        self.height = 48
        self.power = self.POWER_DOWN
        self.addressing = self.ADDRESSING_HORIZ
        self.instr = self.INSTR_BASIC
        self.display_mode = self.DISPLAY_BLANK
        self.temp_coeff = self.TEMP_COEFF_0
        self.bias = self.BIAS_1_11
        self.voltage = 3060

        # init the SPI bus and pins
        spi.init(spi.MASTER,
                 baudrate=328125,
                 bits=8,
                 polarity=0,
                 phase=1,
                 firstbit=spi.MSB)
        if "OUT_PP" in dir(rst):
            # pyBoard style
            rst.init(rst.OUT_PP, rst.PULL_NONE)  # Reset line
            ce.init(ce.OUT_PP, ce.PULL_NONE)  # Chip Enable
            dc.init(dc.OUT_PP, dc.PULL_NONE)  # Data(1) / Command(0) mode
            light.init(light.OUT_PP, light.PULL_NONE)
            if pwr:
                pwr.init(pwr.OUT_PP, pwr.PULL_NONE)
        else:
            # WiPy style
            rst.init(rst.OUT, None)
            ce.init(ce.OUT, None)
            dc.init(dc.OUT, None)
            light.init(light.OUT, None)
            if pwr:
                pwr.init(pwr.OUT, None)

        self.spi = spi
        self.rst = rst
        self.ce = ce
        self.dc = dc
        self.light = light
        self.pwr = pwr

        self.light_off()
        self.power_on()
        self.ce.value(1)  # set chip to disable (don't listen to input)
        self.reset()
        self.set_contrast(0xbf)
        self.command([0x21, 0])
        self.command([0xb0, 0])
        self.command([0x20, 0])
        self.clear()
        self.lcd_font = font.FONT6_8()
        self.lcd_pictuer = pictuer.pictuer()
        self.hc = [[0 for i in range(84)] for j in range(6)]
        self.tab1 = [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80]
Exemplo n.º 2
0
    def __init__(self, spi, cs, dc, rst=None):
        self.width = 84
        self.height = 48

        self.spi = spi
        self.cs = cs  # chip enable, active LOW
        self.dc = dc  # data HIGH, command LOW
        self.rst = rst  # reset, active LOW
        self.lcd_font = font.FONT6_8()
        self.chinese = chinese.CN_UTF8()
        self.chinese1 = chinese1.CN_UTF8()

        self.cs.init(self.cs.OUT, value=1)
        self.dc.init(self.dc.OUT, value=0)

        if self.rst:
            self.rst.init(self.rst.OUT, value=1)
        self.reset()
        self.init()