build(boards): 所有板卡执行 npm run build:prod
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王立帮
@@ -7,7 +7,8 @@ MicroPython library for the ST7789(TFT-SPI)
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@dahanzimin From the Mixly Team
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"""
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import time, uframebuf
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import time
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import uframebuf
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from machine import Pin, PWM
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from micropython import const
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@@ -30,78 +31,98 @@ _CMD_COLMOD = const(0x3A)
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_CMD_MADCTL = const(0x36)
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class ST7789(uframebuf.FrameBuffer_Uincode):
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def __init__(self, spi, width, height, dc_pin=None, cs_pin=None, bl_pin=None, font_address=0x700000):
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if height != 240 or width not in [320, 240, 135]:
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raise ValueError("Unsupported display. 320x240, 240x240 and 135x240 are supported.")
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self.spi = spi
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self.dc = Pin(dc_pin, Pin.OUT, value=1)
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self.cs = Pin(cs_pin, Pin.OUT, value=1)
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self._buffer = bytearray(width * height * 2)
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super().__init__(self._buffer, width, height, uframebuf.RGB565)
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self.font(font_address)
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self._init()
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self.show()
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time.sleep_ms(100)
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self._brightness = 0.6
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self.bl_led = PWM(Pin(bl_pin), duty_u16=int(self._brightness * 60000)) if bl_pin else None
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def __init__(self, spi, width, height, dc_pin=None, cs_pin=None, bl_pin=None, brightness=0.6, font_address=0x700000):
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self.spi = spi
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self.dc = Pin(dc_pin, Pin.OUT, value=1)
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self.cs = Pin(cs_pin, Pin.OUT, value=1)
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self._buffer = bytearray(width * height * 2)
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super().__init__(self._buffer, width, height, uframebuf.RGB565)
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self.font(font_address)
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self._init()
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self.show()
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if brightness > 0:
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time.sleep_ms(100)
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self._brightness = brightness
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if callable(bl_pin):
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self.bl_led = bl_pin
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else:
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self.bl_led = PWM(Pin(bl_pin), duty_u16=int(
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self._brightness * 60000)) if bl_pin else None
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def _write(self, cmd, dat = None):
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self.cs.off()
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self.dc.off()
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self.spi.write(bytearray([cmd]))
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self.cs.on()
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if dat is not None:
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self.cs.off()
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self.dc.on()
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self.spi.write(dat)
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self.cs.on()
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def _write(self, cmd, dat=None):
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self.cs.off()
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self.dc.off()
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self.spi.write(bytearray([cmd]))
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self.cs.on()
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if dat is not None:
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self.cs.off()
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self.dc.on()
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self.spi.write(dat)
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self.cs.on()
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def _init(self):
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"""Display initialization configuration"""
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for cmd, data, delay in [
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(_CMD_SWRESET, None, 150),
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(_CMD_SLPOUT, None, None),
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(_CMD_COLMOD, b'\x55', 50),
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(_CMD_MADCTL, b'\x60', 50),
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(_CMD_INVOFF, None, 10),
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(_CMD_NORON, None, 10),
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(_CMD_DISPON, None, 200),
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]:
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self._write(cmd, data)
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if delay:
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time.sleep_us(delay)
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def _init(self):
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"""Display initialization configuration"""
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for cmd, data, delay in [
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# (_CMD_SWRESET, None, 20000),
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(_CMD_SLPOUT, None, 120000),
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(_CMD_MADCTL, b'\x00', 50),
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(_CMD_COLMOD, b'\x05', 50),
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(0xB2, b'\x0c\x0c\x00\x33\x33', 10),
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(0xB7, b'\x35', 10),
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(0xBB, b'\x19', 10),
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(0xC0, b'\x2C', 10),
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(0xC2, b'\x01', 10),
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(0xC3, b'\x12', 10),
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(0xC4, b'\x20', 10),
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(0xC6, b'\x0F', 10),
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(0xD0, b'\xA4\xA1', 10),
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(0xE0, b'\xD0\x04\x0D\x11\x13\x2B\x3F\x54\x4C\x18\x0D\x0B\x1F\x23', 10),
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(0xE1, b'\xD0\x04\x0C\x11\x13\x2C\x3F\x44\x51\x2F\x1F\x1F\x20\x23', 10),
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(0x21, None, 10),
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(0x29, None, 10),
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# (_CMD_INVOFF, None, 10),
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# (_CMD_NORON, None, 10),
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# (_CMD_DISPON, None, 200),
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]:
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self._write(cmd, data)
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if delay:
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time.sleep_us(delay)
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def _write(self, command=None, data=None):
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"""SPI write to the device: commands and data."""
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if command is not None:
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self.cs.off()
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self.dc.off()
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self.spi.write(bytes([command]))
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self.cs.on()
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if data is not None:
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self.cs.off()
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self.dc.on()
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self.spi.write(data)
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self.cs.on()
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def _write(self, command=None, data=None):
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"""SPI write to the device: commands and data."""
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if command is not None:
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self.cs.off()
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self.dc.off()
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self.spi.write(bytes([command]))
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self.cs.on()
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if data is not None:
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self.cs.off()
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self.dc.on()
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self.spi.write(data)
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self.cs.on()
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def get_brightness(self):
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return self._brightness
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def get_brightness(self):
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return self._brightness
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def set_brightness(self, brightness):
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if not 0.0 <= brightness <= 1.0:
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raise ValueError("Brightness must be a decimal number in the range: 0.0~1.0")
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self._brightness = brightness
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self.bl_led.duty_u16(int(brightness*60000))
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def set_brightness(self, brightness):
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if not 0.0 <= brightness <= 1.0:
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raise ValueError(
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"Brightness must be a decimal number in the range: 0.0~1.0")
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self._brightness = brightness
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if callable(self.bl_led):
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self.bl_led(brightness * 100)
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elif isinstance(self.bl_led, PWM):
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self.bl_led.duty_u16(int(brightness*60000))
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def color(self, red, green=None, blue=None):
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""" Convert red, green and blue values (0-255) into a 16-bit 565 encoding."""
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if green is None or blue is None:
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return red
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else:
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return (red & 0xf8) << 8 | (green & 0xfc) << 3 | blue >> 3
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def color(self, red, green=None, blue=None):
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""" Convert red, green and blue values (0-255) into a 16-bit 565 encoding."""
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if green is None or blue is None:
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return red
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else:
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return (red & 0xf8) << 8 | (green & 0xfc) << 3 | blue >> 3
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def show(self):
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"""Refresh the display and show the changes."""
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self._write(_CMD_CASET, b'\x00\x00\x01\x3f')
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self._write(_CMD_RASET, b'\x00\x00\x00\xef')
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self._write(_CMD_RAMWR, self._buffer)
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def show(self):
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"""Refresh the display and show the changes."""
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self._write(_CMD_CASET, b'\x00\x00\x01\x3f')
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self._write(_CMD_RASET, b'\x00\x00\x00\xef')
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self._write(_CMD_RAMWR, self._buffer)
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