kopia lustrzana https://github.com/GuyCarver/MicroPython
751 wiersze
24 KiB
Python
751 wiersze
24 KiB
Python
#Driver for Sainsmart 1.8" tft display ST7735
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#Translated by Guy Carver from the ST7735 sample code.
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#Display uses SPI interface.
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#todo: Use const()
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import pyb
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from math import sqrt
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@micropython.native
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def clamp( aValue, aMin, aMax ) :
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return max(aMin, min(aMax, aValue))
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@micropython.native
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def TFTColor( aR, aG, aB ) :
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'''Create a 16 bit rgb value from the given R,G,B from 0-255.
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This assumes rgb 565 layout and will be incorrect for bgr.'''
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return ((aR & 0xF8) << 8) | ((aG & 0xFC) << 3) | (aB >> 3)
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class tft(object) :
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'''Sainsmart tft-7735 display driver.'''
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#TFTRotations and TFTRGB are bits to set
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# on MADCTL to control display rotation/color layout
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#Looking at display with pins on top.
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#00 = upper left printing right
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#10 = does nothing (MADCTL_ML)
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#20 = upper left printing down (backwards) (Vertical flip)
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#40 = upper right printing left (backwards) (X Flip)
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#80 = lower left printing right (backwards) (Y Flip)
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#04 = (MADCTL_MH)
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#60 = 90 right rotation
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#C0 = 180 right rotation
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#A0 = 270 right rotation
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_TFTRotations = [0x00, 0x60, 0xC0, 0xA0]
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_TFTBGR = const(0x08) #When set color is bgr else rgb.
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_TFTRGB = const(0x00)
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_NOP = const(0x0)
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_SWRESET = const(0x01)
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_RDDID = const(0x04)
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_RDDST = const(0x09)
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_SLPIN = const(0x10)
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_SLPOUT = const(0x11)
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_PTLON = const(0x12)
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_NORON = const(0x13)
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_INVOFF = const(0x20)
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_INVON = const(0x21)
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_DISPOFF = const(0x28)
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_DISPON = const(0x29)
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_CASET = const(0x2A)
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_RASET = const(0x2B)
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_RAMWR = const(0x2C)
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_RAMRD = const(0x2E)
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_COLMOD = const(0x3A)
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_MADCTL = const(0x36)
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_FRMCTR1 = const(0xB1)
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_FRMCTR2 = const(0xB2)
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_FRMCTR3 = const(0xB3)
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_INVCTR = const(0xB4)
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_DISSET5 = const(0xB6)
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_PWCTR1 = const(0xC0)
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_PWCTR2 = const(0xC1)
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_PWCTR3 = const(0xC2)
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_PWCTR4 = const(0xC3)
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_PWCTR5 = const(0xC4)
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_VMCTR1 = const(0xC5)
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_RDID1 = const(0xDA)
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_RDID2 = const(0xDB)
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_RDID3 = const(0xDC)
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_RDID4 = const(0xDD)
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_PWCTR6 = const(0xFC)
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_GMCTRP1 = const(0xE0)
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_GMCTRN1 = const(0xE1)
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_BLACK = 0
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_RED = TFTColor(0xFF, 0x00, 0x00)
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_MAROON = TFTColor(0x80, 0x00, 0x00)
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_GREEN = TFTColor(0x00, 0xFF, 0x00)
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_FOREST = TFTColor(0x00, 0x80, 0x80)
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_BLUE = TFTColor(0x00, 0x00, 0xFF)
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_NAVY = TFTColor(0x00, 0x00, 0x80)
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_CYAN = TFTColor(0x00, 0xFF, 0xFF)
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_YELLOW = TFTColor(0xFF, 0xFF, 0x00)
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_PURPLE = TFTColor(0xFF, 0x00, 0xFF)
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_WHITE = TFTColor(0xFF, 0xFF, 0xFF)
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_GRAY = TFTColor(0x80, 0x80, 0x80)
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_SCREENSIZE = (128, 160)
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@staticmethod
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def color( aR, aG, aB ) :
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'''Create a 565 rgb TFTColor value'''
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return TFTColor(aR, aG, aB)
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def __init__( self, aLoc, aDC, aReset ) :
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'''aLoc SPI pin location is either 1 for 'X' or 2 for 'Y'.
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aDC is the DC pin and aReset is the reset pin.'''
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self._size = tft._SCREENSIZE
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self.rotate = 0 #Vertical with top toward pins.
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self._rgb = True #color order of rgb.
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self.dc = pyb.Pin(aDC, pyb.Pin.OUT_PP, pyb.Pin.PULL_DOWN)
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self.reset = pyb.Pin(aReset, pyb.Pin.OUT_PP, pyb.Pin.PULL_DOWN)
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rate = 200000 #100000000 #Set way high but will be clamped to a maximum in SPI constructor.
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cs = "X5" if aLoc == 1 else "Y5"
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self.cs = pyb.Pin(cs, pyb.Pin.OUT_PP, pyb.Pin.PULL_DOWN)
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self.cs.high()
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self.spi = pyb.SPI(aLoc, pyb.SPI.MASTER, baudrate = rate, polarity = 1, phase = 0, crc=None)
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self.colorData = bytearray(2)
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self.windowLocData = bytearray(4)
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def size( self ) :
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return self._size
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def on( self, aTF = True ) :
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'''Turn display on or off.'''
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self._writecommand(_DISPON if aTF else _DISPOFF)
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def invertcolor( self, aBool ) :
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'''Invert the color data IE: Black = White.'''
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self._writecommand(_INVON if aBool else _INVOFF)
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def rgb( self, aTF = True ) :
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'''True = rgb else bgr'''
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self._rgb = aTF
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self._setMADCTL()
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def rotation( self, aRot ) :
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'''0 - 3. Starts vertical with top toward pins and rotates 90 deg
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clockwise each step.'''
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if (0 <= aRot < 4):
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rotchange = self.rotate ^ aRot
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self.rotate = aRot
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#If switching from vertical to horizontal swap x,y
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# (indicated by bit 0 changing).
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if (rotchange & 1):
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self._size =(self._size[1], self._size[0])
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self._setMADCTL()
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@micropython.native
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def pixel( self, aPos, aColor ) :
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'''Draw a pixel at the given position'''
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if 0 <= aPos[0] < self._size[0] and 0 <= aPos[1] < self._size[1]:
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self._setwindowpoint(aPos)
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self._pushcolor(aColor)
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def text( self, aPos, aString, aColor, aFont, aSize = 1 ) :
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'''Draw a text at the given position. If the string reaches the end of the
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display it is wrapped to aPos[0] on the next line. aSize may be an integer
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which will size the font uniformly on w,h or a or any type that may be
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indexed with [0] or [1].'''
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if aFont == None:
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return
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#Make a size either from single value or 2 elements.
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if (type(aSize) == int) or (type(aSize) == float):
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wh = (aSize, aSize)
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else:
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wh = aSize
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px, py = aPos
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width = wh[0] * aFont["Width"] + 1
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for c in aString:
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self.char((px, py), c, aColor, aFont, wh)
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px += width
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#We check > rather than >= to let the right (blank) edge of the
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# character print off the right of the screen.
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if px + width > self._size[0]:
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py += aFont["Height"] * wh[1] + 1
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px = aPos[0]
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def char( self, aPos, aChar, aColor, aFont, aSizes ) :
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'''Draw a character at the given position using the given font and color.
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aSizes is a tuple with x, y as integer scales indicating the
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# of pixels to draw for each pixel in the character.'''
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if aFont == None:
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return
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startchar = aFont['Start']
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endchar = aFont['End']
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ci = ord(aChar)
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if (startchar <= ci <= endchar):
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fontw = aFont['Width']
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fonth = aFont['Height']
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ci = (ci - startchar) * fontw
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charA = aFont["Data"][ci:ci + fontw]
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px = aPos[0]
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if aSizes[0] <= 1 and aSizes[1] <= 1 :
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for c in charA :
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py = aPos[1]
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for r in range(fonth) :
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if c & 0x01 :
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self.pixel((px, py), aColor)
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py += 1
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c >>= 1
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px += 1
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else:
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for c in charA :
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py = aPos[1]
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for r in range(fonth) :
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if c & 0x01 :
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self.fillrect((px, py), aSizes, aColor)
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py += aSizes[1]
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c >>= 1
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px += aSizes[0]
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def line( self, aStart, aEnd, aColor ) :
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'''Draws a line from aStart to aEnd in the given color. Vertical or horizontal
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lines are forwarded to vline and hline.'''
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if aStart[0] == aEnd[0]:
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#Make sure we use the smallest y.
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pnt = aEnd if (aEnd[1] < aStart[1]) else aStart
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self.vline(pnt, abs(aEnd[1] - aStart[1]) + 1, aColor)
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elif aStart[1] == aEnd[1]:
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#Make sure we use the smallest x.
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pnt = aEnd if aEnd[0] < aStart[0] else aStart
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self.hline(pnt, abs(aEnd[0] - aStart[0]) + 1, aColor)
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else:
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px, py = aStart
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ex, ey = aEnd
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dx = ex - px
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dy = ey - py
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inx = 1 if dx > 0 else -1
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iny = 1 if dy > 0 else -1
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dx = abs(dx)
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dy = abs(dy)
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if (dx >= dy):
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dy <<= 1
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e = dy - dx
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dx <<= 1
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while (px != ex):
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self.pixel((px, py), aColor)
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if (e >= 0):
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py += iny
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e -= dx
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e += dy
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px += inx
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else:
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dx <<= 1
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e = dx - dy
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dy <<= 1
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while (py != ey):
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self.pixel((px, py), aColor)
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if (e >= 0):
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px += inx
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e -= dy
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e += dx
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py += iny
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def vline( self, aStart, aLen, aColor ) :
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'''Draw a vertical line from aStart for aLen. aLen may be negative.'''
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start = (clamp(aStart[0], 0, self._size[0]), clamp(aStart[1], 0, self._size[1]))
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stop = (start[0], clamp(start[1] + aLen, 0, self._size[1]))
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#Make sure smallest y 1st.
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if (stop[1] < start[1]):
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start, stop = stop, start
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self._setwindowloc(start, stop)
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self._draw(aLen, aColor)
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def hline( self, aStart, aLen, aColor ) :
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'''Draw a horizontal line from aStart for aLen. aLen may be negative.'''
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start = (clamp(aStart[0], 0, self._size[0]), clamp(aStart[1], 0, self._size[1]))
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stop = (clamp(start[0] + aLen, 0, self._size[0]), start[1])
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#Make sure smallest x 1st.
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if (stop[0] < start[0]):
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start, stop = stop, start
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self._setwindowloc(start, stop)
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self._draw(aLen, aColor)
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def rect( self, aStart, aSize, aColor ) :
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'''Draw a hollow rectangle. aStart is the smallest coordinate corner
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and aSize is a tuple indicating width, height.'''
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self.hline(aStart, aSize[0], aColor)
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self.hline((aStart[0], aStart[1] + aSize[1] - 1), aSize[0], aColor)
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self.vline(aStart, aSize[1], aColor)
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self.vline((aStart[0] + aSize[0] - 1, aStart[1]), aSize[1], aColor)
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def fillrect( self, aStart, aSize, aColor ) :
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'''Draw a filled rectangle. aStart is the smallest coordinate corner
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and aSize is a tuple indicating width, height.'''
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start = (clamp(aStart[0], 0, self._size[0]), clamp(aStart[1], 0, self._size[1]))
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end = (clamp(start[0] + aSize[0] - 1, 0, self._size[0]), clamp(start[1] + aSize[1] - 1, 0, self._size[1]))
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if (end[0] < start[0]):
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tmp = end[0]
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end = (start[0], end[1])
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start = (tmp, start[1])
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if (end[1] < start[1]):
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tmp = end[1]
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end = (end[0], start[1])
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start = (start[0], tmp)
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self._setwindowloc(start, end)
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numPixels = (end[0] - start[0] + 1) * (end[1] - start[1] + 1)
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self._draw(numPixels, aColor)
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def circle( self, aPos, aRadius, aColor ) :
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'''Draw a hollow circle with the given radius and color with aPos as center.'''
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self.colorData[0] = aColor >> 8
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self.colorData[1] = aColor
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xend = int(0.7071 * aRadius) + 1
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rsq = aRadius * aRadius
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for x in range(xend) :
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y = int(sqrt(rsq - x * x))
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xp = aPos[0] + x
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yp = aPos[1] + y
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xn = aPos[0] - x
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yn = aPos[1] - y
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xyp = aPos[0] + y
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yxp = aPos[1] + x
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xyn = aPos[0] - y
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yxn = aPos[1] - x
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self._setwindowpoint((xp, yp))
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self._writedata(self.colorData)
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self._setwindowpoint((xp, yn))
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self._writedata(self.colorData)
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self._setwindowpoint((xn, yp))
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self._writedata(self.colorData)
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self._setwindowpoint((xn, yn))
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self._writedata(self.colorData)
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self._setwindowpoint((xyp, yxp))
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self._writedata(self.colorData)
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self._setwindowpoint((xyp, yxn))
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self._writedata(self.colorData)
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self._setwindowpoint((xyn, yxp))
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self._writedata(self.colorData)
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self._setwindowpoint((xyn, yxn))
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self._writedata(self.colorData)
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def fillcircle( self, aPos, aRadius, aColor ) :
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'''Draw a filled circle with given radius and color with aPos as center'''
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rsq = aRadius * aRadius
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for x in range(aRadius) :
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y = int(sqrt(rsq - x * x))
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y0 = aPos[1] - y
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ey = y0 + y * 2
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y0 = clamp(y0, 0, self._size[1])
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ln = abs(ey - y0) + 1;
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self.vline((aPos[0] + x, y0), ln, aColor)
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self.vline((aPos[0] - x, y0), ln, aColor)
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def fill( self, aColor = BLACK ) :
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'''Fill screen with the given color.'''
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self.fillrect((0, 0), self._size, aColor)
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def _draw( self, aPixels, aColor ) :
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'''Send given color to the device aPixels times.'''
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self.colorData[0] = aColor >> 8
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self.colorData[1] = aColor
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self.dc.high()
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self.cs.low()
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for i in range(aPixels):
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self.spi.send(self.colorData)
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self.cs.high()
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def _setwindowpoint( self, aPos ) :
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'''Set a single point for drawing a color to.'''
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x = int(aPos[0])
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y = int(aPos[1])
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self._writecommand(_CASET) #Column address set.
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self.windowLocData[0] = 0x00
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self.windowLocData[1] = x
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self.windowLocData[2] = 0x00
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self.windowLocData[3] = x
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self._writedata(self.windowLocData)
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self._writecommand(_RASET) #Row address set.
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self.windowLocData[1] = y
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self.windowLocData[3] = y
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self._writedata(self.windowLocData)
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self._writecommand(_RAMWR) #Write to RAM.
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def _setwindowloc( self, aPos0, aPos1 ) :
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'''Set a rectangular area for drawing a color to.'''
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self._writecommand(_CASET) #Column address set.
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self.windowLocData[0] = 0x00
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self.windowLocData[1] = int(aPos0[0])
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self.windowLocData[2] = 0x00
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self.windowLocData[3] = int(aPos1[0])
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self._writedata(self.windowLocData)
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self._writecommand(_RASET) #Row address set.
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self.windowLocData[1] = int(aPos0[1])
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self.windowLocData[3] = int(aPos1[1])
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self._writedata(self.windowLocData)
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self._writecommand(_RAMWR) #Write to RAM.
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@micropython.native
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def _writecommand( self, aCommand ) :
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'''Write given command to the device.'''
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self.dc.low()
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self.cs.low()
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self.spi.send(aCommand)
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self.cs.high()
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@micropython.native
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def _writedata( self, aData ) :
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'''Write given data to the device. This may be
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either a single int or a bytearray of values.'''
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self.dc.high()
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self.cs.low()
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self.spi.send(aData)
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self.cs.high()
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@micropython.native
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def _pushcolor( self, aColor ) :
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'''Push given color to the device.'''
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self.colorData[0] = aColor >> 8
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self.colorData[1] = aColor
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self._writedata(self.colorData)
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@micropython.native
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def _setMADCTL( self ) :
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'''Set screen rotation and RGB/BGR format.'''
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self._writecommand(_MADCTL)
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rgb = _TFTRGB if self._rgb else _TFTBGR
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self._writedata(tft._TFTRotations[self.rotate] | rgb)
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@micropython.native
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def _reset( self ) :
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'''Reset the device.'''
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self.dc.low()
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self.reset.high()
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pyb.delay(500)
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self.reset.low()
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pyb.delay(500)
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self.reset.high()
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pyb.delay(500)
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# def initb( self ) :
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# '''Initialize blue tab version.'''
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# self._size = (ScreenSize[0] + 2, ScreenSize[1] + 1)
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# self._reset()
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# self._writecommand(_SWRESET) #Software reset.
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# pyb.delay(50)
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# self._writecommand(_SLPOUT) #out of sleep mode.
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# pyb.delay(500)
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#
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# data1 = bytearray(1)
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# self._writecommand(_COLMOD) #Set color mode.
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# data1[0] = 0x05 #16 bit color.
|
|
# self._writedata(data1)
|
|
# pyb.delay(10)
|
|
#
|
|
# data3 = bytearray([0x00, 0x06, 0x03]) #fastest refresh, 6 lines front, 3 lines back.
|
|
# self._writecommand(_FRMCTR1) #Frame rate control.
|
|
# self._writedata(data3)
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_MADCTL)
|
|
# data1[0] = 0x08 #row address/col address, bottom to top refresh
|
|
# self._writedata(data1)
|
|
#
|
|
# data2 = bytearray(2)
|
|
# self._writecommand(_DISSET5) #Display settings
|
|
# data2[0] = 0x15 #1 clock cycle nonoverlap, 2 cycle gate rise, 3 cycle oscil, equalize
|
|
# data2[1] = 0x02 #fix on VTL
|
|
# self._writedata(data2)
|
|
#
|
|
# self._writecommand(_INVCTR) #Display inversion control
|
|
# data1[0] = 0x00 #Line inversion.
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_PWCTR1) #Power control
|
|
# data2[0] = 0x02 #GVDD = 4.7V
|
|
# data2[1] = 0x70 #1.0uA
|
|
# self._writedata(data2)
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_PWCTR2) #Power control
|
|
# data1[0] = 0x05 #VGH = 14.7V, VGL = -7.35V
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_PWCTR3) #Power control
|
|
# data2[0] = 0x01 #Opamp current small
|
|
# data2[1] = 0x02 #Boost frequency
|
|
# self._writedata(data2)
|
|
#
|
|
# self._writecommand(_VMCTR1) #Power control
|
|
# data2[0] = 0x3C #VCOMH = 4V
|
|
# data2[1] = 0x38 #VCOML = -1.1V
|
|
# self._writedata(data2)
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_PWCTR6) #Power control
|
|
# data2[0] = 0x11
|
|
# data2[1] = 0x15
|
|
# self._writedata(data2)
|
|
#
|
|
# #These different values don't seem to make a difference.
|
|
## dataGMCTRP = bytearray([0x0f, 0x1a, 0x0f, 0x18, 0x2f, 0x28, 0x20, 0x22, 0x1f,
|
|
## 0x1b, 0x23, 0x37, 0x00, 0x07, 0x02, 0x10])
|
|
# dataGMCTRP = bytearray([0x02, 0x1c, 0x07, 0x12, 0x37, 0x32, 0x29, 0x2d, 0x29,
|
|
# 0x25, 0x2b, 0x39, 0x00, 0x01, 0x03, 0x10])
|
|
# self._writecommand(_GMCTRP1)
|
|
# self._writedata(dataGMCTRP)
|
|
#
|
|
## dataGMCTRN = bytearray([0x0f, 0x1b, 0x0f, 0x17, 0x33, 0x2c, 0x29, 0x2e, 0x30,
|
|
## 0x30, 0x39, 0x3f, 0x00, 0x07, 0x03, 0x10])
|
|
# dataGMCTRN = bytearray([0x03, 0x1d, 0x07, 0x06, 0x2e, 0x2c, 0x29, 0x2d, 0x2e,
|
|
# 0x2e, 0x37, 0x3f, 0x00, 0x00, 0x02, 0x10])
|
|
# self._writecommand(_GMCTRN1)
|
|
# self._writedata(dataGMCTRN)
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_CASET) #Column address set.
|
|
# self.windowLocData[0] = 0x00
|
|
# self.windowLocData[1] = 2 #Start at column 2
|
|
# self.windowLocData[2] = 0x00
|
|
# self.windowLocData[3] = self._size[0] - 1
|
|
# self._writedata(self.windowLocData)
|
|
#
|
|
# self._writecommand(_RASET) #Row address set.
|
|
# self.windowLocData[1] = 1 #Start at row 2.
|
|
# self.windowLocData[3] = self._size[1] - 1
|
|
# self._writedata(self.windowLocData)
|
|
#
|
|
# self._writecommand(_NORON) #Normal display on.
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_RAMWR)
|
|
# pyb.delay(500)
|
|
#
|
|
# self._writecommand(_DISPON)
|
|
# self.cs.high()
|
|
# pyb.delay(500)
|
|
#
|
|
# def initr( self ) :
|
|
# '''Initialize a red tab version.'''
|
|
# self._reset()
|
|
#
|
|
# self._writecommand(_SWRESET) #Software reset.
|
|
# pyb.delay(150)
|
|
# self._writecommand(_SLPOUT) #out of sleep mode.
|
|
# pyb.delay(500)
|
|
#
|
|
# data3 = bytearray([0x01, 0x2C, 0x2D]) #fastest refresh, 6 lines front, 3 lines back.
|
|
# self._writecommand(_FRMCTR1) #Frame rate control.
|
|
# self._writedata(data3)
|
|
#
|
|
# self._writecommand(_FRMCTR2) #Frame rate control.
|
|
# self._writedata(data3)
|
|
#
|
|
# data6 = bytearray([0x01, 0x2c, 0x2d, 0x01, 0x2c, 0x2d])
|
|
# self._writecommand(_FRMCTR3) #Frame rate control.
|
|
# self._writedata(data6)
|
|
# pyb.delay(10)
|
|
#
|
|
# data1 = bytearray(1)
|
|
# self._writecommand(_INVCTR) #Display inversion control
|
|
# data1[0] = 0x07 #Line inversion.
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_PWCTR1) #Power control
|
|
# data3[0] = 0xA2
|
|
# data3[1] = 0x02
|
|
# data3[2] = 0x84
|
|
# self._writedata(data3)
|
|
#
|
|
# self._writecommand(_PWCTR2) #Power control
|
|
# data1[0] = 0xC5 #VGH = 14.7V, VGL = -7.35V
|
|
# self._writedata(data1)
|
|
#
|
|
# data2 = bytearray(2)
|
|
# self._writecommand(_PWCTR3) #Power control
|
|
# data2[0] = 0x0A #Opamp current small
|
|
# data2[1] = 0x00 #Boost frequency
|
|
# self._writedata(data2)
|
|
#
|
|
# self._writecommand(_PWCTR4) #Power control
|
|
# data2[0] = 0x8A #Opamp current small
|
|
# data2[1] = 0x2A #Boost frequency
|
|
# self._writedata(data2)
|
|
#
|
|
# self._writecommand(_PWCTR5) #Power control
|
|
# data2[0] = 0x8A #Opamp current small
|
|
# data2[1] = 0xEE #Boost frequency
|
|
# self._writedata(data2)
|
|
#
|
|
# self._writecommand(_VMCTR1) #Power control
|
|
# data1[0] = 0x0E
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_INVOFF)
|
|
#
|
|
# self._writecommand(_MADCTL) #Power control
|
|
# data1[0] = 0xC8
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_COLMOD)
|
|
# data1[0] = 0x05
|
|
# self._writedata(data1)
|
|
#
|
|
# self._writecommand(_CASET) #Column address set.
|
|
# self.windowLocData[0] = 0x00
|
|
# self.windowLocData[1] = 0x00
|
|
# self.windowLocData[2] = 0x00
|
|
# self.windowLocData[3] = self._size[0] - 1
|
|
# self._writedata(self.windowLocData)
|
|
#
|
|
# self._writecommand(_RASET) #Row address set.
|
|
# self.windowLocData[3] = self._size[1] - 1
|
|
# self._writedata(self.windowLocData)
|
|
#
|
|
# dataGMCTRP = bytearray([0x0f, 0x1a, 0x0f, 0x18, 0x2f, 0x28, 0x20, 0x22, 0x1f,
|
|
# 0x1b, 0x23, 0x37, 0x00, 0x07, 0x02, 0x10])
|
|
# self._writecommand(_GMCTRP1)
|
|
# self._writedata(dataGMCTRP)
|
|
#
|
|
# dataGMCTRN = bytearray([0x0f, 0x1b, 0x0f, 0x17, 0x33, 0x2c, 0x29, 0x2e, 0x30,
|
|
# 0x30, 0x39, 0x3f, 0x00, 0x07, 0x03, 0x10])
|
|
# self._writecommand(_GMCTRN1)
|
|
# self._writedata(dataGMCTRN)
|
|
# pyb.delay(10)
|
|
#
|
|
# self._writecommand(_DISPON)
|
|
# pyb.delay(100)
|
|
#
|
|
# self._writecommand(_NORON) #Normal display on.
|
|
# pyb.delay(10)
|
|
#
|
|
# self.cs.high()
|
|
|
|
@micropython.native
|
|
def initg( self ) :
|
|
'''Initialize a green tab version.'''
|
|
self._reset()
|
|
|
|
self._writecommand(_SWRESET) #Software reset.
|
|
pyb.delay(150)
|
|
self._writecommand(_SLPOUT) #out of sleep mode.
|
|
pyb.delay(255)
|
|
|
|
data3 = bytearray([0x01, 0x2C, 0x2D]) #fastest refresh, 6 lines front, 3 lines back.
|
|
self._writecommand(_FRMCTR1) #Frame rate control.
|
|
self._writedata(data3)
|
|
|
|
self._writecommand(_FRMCTR2) #Frame rate control.
|
|
self._writedata(data3)
|
|
|
|
data6 = bytearray([0x01, 0x2c, 0x2d, 0x01, 0x2c, 0x2d])
|
|
self._writecommand(_FRMCTR3) #Frame rate control.
|
|
self._writedata(data6)
|
|
pyb.delay(10)
|
|
|
|
self._writecommand(_INVCTR) #Display inversion control
|
|
self._writedata(0x07)
|
|
|
|
self._writecommand(_PWCTR1) #Power control
|
|
data3[0] = 0xA2
|
|
data3[1] = 0x02
|
|
data3[2] = 0x84
|
|
self._writedata(data3)
|
|
|
|
self._writecommand(_PWCTR2) #Power control
|
|
self._writedata(0xC5)
|
|
|
|
data2 = bytearray(2)
|
|
self._writecommand(_PWCTR3) #Power control
|
|
data2[0] = 0x0A #Opamp current small
|
|
data2[1] = 0x00 #Boost frequency
|
|
self._writedata(data2)
|
|
|
|
self._writecommand(_PWCTR4) #Power control
|
|
data2[0] = 0x8A #Opamp current small
|
|
data2[1] = 0x2A #Boost frequency
|
|
self._writedata(data2)
|
|
|
|
self._writecommand(_PWCTR5) #Power control
|
|
data2[0] = 0x8A #Opamp current small
|
|
data2[1] = 0xEE #Boost frequency
|
|
self._writedata(data2)
|
|
|
|
self._writecommand(_VMCTR1) #Power control
|
|
self._writedata(0x0E)
|
|
|
|
self._writecommand(_INVOFF)
|
|
|
|
self._setMADCTL()
|
|
|
|
self._writecommand(_COLMOD)
|
|
self._writedata(0x05)
|
|
|
|
self._writecommand(_CASET) #Column address set.
|
|
self.windowLocData[0] = 0x00
|
|
self.windowLocData[1] = 0x01 #Start at row/column 1.
|
|
self.windowLocData[2] = 0x00
|
|
self.windowLocData[3] = self._size[0] - 1
|
|
self._writedata(self.windowLocData)
|
|
|
|
self._writecommand(_RASET) #Row address set.
|
|
self.windowLocData[3] = self._size[1] - 1
|
|
self._writedata(self.windowLocData)
|
|
|
|
dataGMCTRP = bytearray([0x02, 0x1c, 0x07, 0x12, 0x37, 0x32, 0x29, 0x2d, 0x29,
|
|
0x25, 0x2b, 0x39, 0x00, 0x01, 0x03, 0x10])
|
|
self._writecommand(_GMCTRP1)
|
|
self._writedata(dataGMCTRP)
|
|
|
|
dataGMCTRN = bytearray([0x03, 0x1d, 0x07, 0x06, 0x2e, 0x2c, 0x29, 0x2d, 0x2e,
|
|
0x2e, 0x37, 0x3f, 0x00, 0x00, 0x02, 0x10])
|
|
self._writecommand(_GMCTRN1)
|
|
self._writedata(dataGMCTRN)
|
|
|
|
self._writecommand(_NORON) #Normal display on.
|
|
pyb.delay(10)
|
|
|
|
self._writecommand(_DISPON)
|
|
pyb.delay(100)
|
|
|
|
self.cs.high()
|
|
|
|
#def maker( ) :
|
|
# t = tft(1, "X1", "X2")
|
|
# print("Initializing")
|
|
# t.initr()
|
|
# t.fill(0)
|
|
# return t
|
|
#
|
|
#def makeb( ) :
|
|
# t = tft(1, "X1", "X2")
|
|
# print("Initializing")
|
|
# t.initb()
|
|
# t.fill(0)
|
|
# return t
|
|
#
|
|
#def makeg( ) :
|
|
# t = tft(1, "X1", "X2")
|
|
# print("Initializing")
|
|
# t.initg()
|
|
## t.fill(0)
|
|
# return t
|