""" control of LCD160CR display. Descriptions taken from: https://raw.githubusercontent.com/micropython/micropython/master/docs/library/lcd160cr.rst. =============================================== .. module:: lcd160cr :synopsis: control of LCD160CR display This module provides control of the MicroPython LCD160CR display. .. image:: http://micropython.org/resources/LCD160CRv10-persp.jpg :alt: LCD160CRv1.0 picture :width: 640px Further resources are available via the following links: * `LCD160CRv1.0 reference manual `_ (100KiB PDF) * `LCD160CRv1.0 schematics `_ (1.6MiB PDF) """ __author__ = "Howard C Lovatt" __copyright__ = "Howard C Lovatt, 2020 onwards." __license__ = "MIT https://opensource.org/licenses/MIT (as used by MicroPython)." __version__ = "7.3.0" # Version set by https://github.com/hlovatt/tag2ver from typing import overload, Any, Final from pyb import Pin, I2C, SPI from uio import AnyReadableBuf, AnyWritableBuf PORTRAIT: Final[str] = ... """ Orientations of the display, used by :meth:`LCD160CR.set_orient`. """ LANDSCAPE: Final[str] = ... """ Orientations of the display, used by :meth:`LCD160CR.set_orient`. """ PORTRAIT_UPSIDEDOWN: Final[str] = ... """ Orientations of the display, used by :meth:`LCD160CR.set_orient`. """ LANDSCAPE_UPSIDEDOWN: Final[str] = ... """ Orientations of the display, used by :meth:`LCD160CR.set_orient`. """ STARTUP_DECO_NONE: Final[int] = ... """ Types of start-up decoration, can be OR'ed together, used by :meth:`LCD160CR.set_startup_deco`. """ STARTUP_DECO_MLOGO: Final[int] = ... """ Types of start-up decoration, can be OR'ed together, used by :meth:`LCD160CR.set_startup_deco`. """ STARTUP_DECO_INFO: Final[int] = ... """ Types of start-up decoration, can be OR'ed together, used by :meth:`LCD160CR.set_startup_deco`. """ class LCD160CR: """ The LCD160CR class provides an interface to the display. Create an instance of this class and use its methods to draw to the LCD and get the status of the touch panel. For example:: import lcd160cr lcd = lcd160cr.LCD160CR('X') lcd.set_orient(lcd160cr.PORTRAIT) lcd.set_pos(0, 0) lcd.set_text_color(lcd.rgb(255, 0, 0), lcd.rgb(0, 0, 0)) lcd.set_font(1) lcd.write('Hello MicroPython!') print('touch:', lcd.get_touch()) """ w: Final[int] = ... """ The width and height of the display, respectively, in pixels. These members are updated when calling :meth:`LCD160CR.set_orient` and should be considered read-only. """ h: Final[int] = ... """ The width and height of the display, respectively, in pixels. These members are updated when calling :meth:`LCD160CR.set_orient` and should be considered read-only. """ @overload def __init__(self, connect: str, /): """ Construct an LCD160CR object. The parameters are: - *connect* is a string specifying the physical connection of the LCD display to the board; valid values are "X", "Y", "XY", "YX". Use "X" when the display is connected to a pyboard in the X-skin position, and "Y" when connected in the Y-skin position. "XY" and "YX" are used when the display is connected to the right or left side of the pyboard, respectively. - *pwr* is a Pin object connected to the LCD's power/enabled pin. - *i2c* is an I2C object connected to the LCD's I2C interface. - *spi* is an SPI object connected to the LCD's SPI interface. - *i2c_addr* is the I2C address of the display. One must specify either a valid *connect* or all of *pwr*, *i2c* and *spi*. If a valid *connect* is given then any of *pwr*, *i2c* or *spi* which are not passed as parameters (i.e. they are ``None``) will be created based on the value of *connect*. This allows to override the default interface to the display if needed. The default values are: - "X" is for the X-skin and uses: ``pwr=Pin("X4")``, ``i2c=I2C("X")``, ``spi=SPI("X")`` - "Y" is for the Y-skin and uses: ``pwr=Pin("Y4")``, ``i2c=I2C("Y")``, ``spi=SPI("Y")`` - "XY" is for the right-side and uses: ``pwr=Pin("X4")``, ``i2c=I2C("Y")``, ``spi=SPI("X")`` - "YX" is for the left-side and uses: ``pwr=Pin("Y4")``, ``i2c=I2C("X")``, ``spi=SPI("Y")`` See `this image `_ for how the display can be connected to the pyboard. """ @overload def __init__(self, *, pwr: Pin, i2c: I2C, spi: SPI, i2c_addr: int = 98): """ Construct an LCD160CR object. The parameters are: - *connect* is a string specifying the physical connection of the LCD display to the board; valid values are "X", "Y", "XY", "YX". Use "X" when the display is connected to a pyboard in the X-skin position, and "Y" when connected in the Y-skin position. "XY" and "YX" are used when the display is connected to the right or left side of the pyboard, respectively. - *pwr* is a Pin object connected to the LCD's power/enabled pin. - *i2c* is an I2C object connected to the LCD's I2C interface. - *spi* is an SPI object connected to the LCD's SPI interface. - *i2c_addr* is the I2C address of the display. One must specify either a valid *connect* or all of *pwr*, *i2c* and *spi*. If a valid *connect* is given then any of *pwr*, *i2c* or *spi* which are not passed as parameters (i.e. they are ``None``) will be created based on the value of *connect*. This allows to override the default interface to the display if needed. The default values are: - "X" is for the X-skin and uses: ``pwr=Pin("X4")``, ``i2c=I2C("X")``, ``spi=SPI("X")`` - "Y" is for the Y-skin and uses: ``pwr=Pin("Y4")``, ``i2c=I2C("Y")``, ``spi=SPI("Y")`` - "XY" is for the right-side and uses: ``pwr=Pin("X4")``, ``i2c=I2C("Y")``, ``spi=SPI("X")`` - "YX" is for the left-side and uses: ``pwr=Pin("Y4")``, ``i2c=I2C("X")``, ``spi=SPI("Y")`` See `this image `_ for how the display can be connected to the pyboard. """ @staticmethod def rgb(r: int, g: int, b: int, /) -> int: """ Return a 16-bit integer representing the given rgb color values. The 16-bit value can be used to set the font color (see :meth:`LCD160CR.set_text_color`) pen color (see :meth:`LCD160CR.set_pen`) and draw individual pixels. """ @staticmethod def clip_line(data: Any, w: int, h: int, /) -> int: """ Clip the given line data. This is for internal use. """ def set_power(self, on: bool, /) -> None: """ Turn the display on or off, depending on the given value of *on*: 0 or ``False`` will turn the display off, and 1 or ``True`` will turn it on. """ def set_orient(self, orient: str, /) -> None: """ Set the orientation of the display. The *orient* parameter can be one of `PORTRAIT`, `LANDSCAPE`, `PORTRAIT_UPSIDEDOWN`, `LANDSCAPE_UPSIDEDOWN`. """ def set_brightness(self, value: int, /) -> None: """ Set the brightness of the display, between 0 and 31. """ def set_i2c_addr(self, addr: int, /) -> None: """ Set the I2C address of the display. The *addr* value must have the lower 2 bits cleared. """ def set_uart_baudrate(self, baudrate: int, /) -> None: """ Set the baudrate of the UART interface. """ def set_startup_deco(self, value: bool | str, /) -> None: """ Set the start-up decoration of the display. The *value* parameter can be a logical or of `STARTUP_DECO_NONE`, `STARTUP_DECO_MLOGO`, `STARTUP_DECO_INFO`. """ def save_to_flash(self) -> None: """ Save the following parameters to flash so they persist on restart and power up: initial decoration, orientation, brightness, UART baud rate, I2C address. """ def set_pixel(self, x: int, y: int, c: int, /) -> None: """ Set the specified pixel to the given color. The color should be a 16-bit integer and can be created by :meth:`LCD160CR.rgb`. """ def get_pixel(self, x: int, y: int, /) -> int: """ Get the 16-bit value of the specified pixel. """ def get_line(self, x: int, y: int, buf: AnyWritableBuf, /) -> None: """ Low-level method to get a line of pixels into the given buffer. To read *n* pixels *buf* should be *2*n+1* bytes in length. The first byte is a dummy byte and should be ignored, and subsequent bytes represent the pixels in the line starting at coordinate *(x, y)*. """ def screen_dump( self, buf: AnyWritableBuf, x: int = 0, y: int = 0, w: int | None = None, h: int | None = None, /, ) -> None: """ Dump the contents of the screen to the given buffer. The parameters *x* and *y* specify the starting coordinate, and *w* and *h* the size of the region. If *w* or *h* are ``None`` then they will take on their maximum values, set by the size of the screen minus the given *x* and *y* values. *buf* should be large enough to hold ``2*w*h`` bytes. If it's smaller then only the initial horizontal lines will be stored. """ def screen_load(self, buf: AnyReadableBuf, /) -> None: """ Load the entire screen from the given buffer. """ def set_pos(self, x: int, y: int, /) -> None: """ Set the position for text output using :meth:`LCD160CR.write`. The position is the upper-left corner of the text. """ def set_text_color(self, fg: int, bg: int, /) -> None: """ Set the foreground and background color of the text. """ def set_font( self, font: int, scale: int = 0, bold: int = 0, trans: int = 0, scroll: int = 0, /, ) -> None: """ Set the font for the text. Subsequent calls to `write` will use the newly configured font. The parameters are: - *font* is the font family to use, valid values are 0, 1, 2, 3. - *scale* is a scaling value for each character pixel, where the pixels are drawn as a square with side length equal to *scale + 1*. The value can be between 0 and 63. - *bold* controls the number of pixels to overdraw each character pixel, making a bold effect. The lower 2 bits of *bold* are the number of pixels to overdraw in the horizontal direction, and the next 2 bits are for the vertical direction. For example, a *bold* value of 5 will overdraw 1 pixel in both the horizontal and vertical directions. - *trans* can be either 0 or 1 and if set to 1 the characters will be drawn with a transparent background. - *scroll* can be either 0 or 1 and if set to 1 the display will do a soft scroll if the text moves to the next line. """ def write(self, s: str, /) -> None: """ Write text to the display, using the current position, color and font. As text is written the position is automatically incremented. The display supports basic VT100 control codes such as newline and backspace. """ def set_pen(self, line: int, fill: int, /) -> None: """ Set the line and fill color for primitive shapes. """ def erase(self) -> None: """ Erase the entire display to the pen fill color. """ def dot(self, x: int, y: int, /) -> None: """ Draw a single pixel at the given location using the pen line color. """ def rect(self, x: int, y: int, w: int, h: int, /) -> None: """ Draw a rectangle at the given location and size using the pen line color for the outline, and the pen fill color for the interior. The `rect` method draws the outline and interior, while the other methods just draw one or the other. """ def rect_outline(self, x: int, y: int, w: int, h: int, /) -> None: """ Draw a rectangle at the given location and size using the pen line color for the outline, and the pen fill color for the interior. The `rect` method draws the outline and interior, while the other methods just draw one or the other. """ def rect_interior(self, x: int, y: int, w: int, h: int, /) -> None: """ Draw a rectangle at the given location and size using the pen line color for the outline, and the pen fill color for the interior. The `rect` method draws the outline and interior, while the other methods just draw one or the other. """ def line(self, x1: int, y1: int, x2: int, y2: int, /) -> None: """ Draw a line between the given coordinates using the pen line color. """ def dot_no_clip(self, x: int, y: int, /) -> None: """ These methods are as above but don't do any clipping on the input coordinates. They are faster than the clipping versions and can be used when you know that the coordinates are within the display. """ def rect_no_clip(self, x: int, y: int, w: int, h: int, /) -> None: """ These methods are as above but don't do any clipping on the input coordinates. They are faster than the clipping versions and can be used when you know that the coordinates are within the display. """ def rect_outline_no_clip(self, x: int, y: int, w: int, h: int, /) -> None: """ These methods are as above but don't do any clipping on the input coordinates. They are faster than the clipping versions and can be used when you know that the coordinates are within the display. """ def rect_interior_no_clip(self, x: int, y: int, w: int, h: int, /) -> None: """ These methods are as above but don't do any clipping on the input coordinates. They are faster than the clipping versions and can be used when you know that the coordinates are within the display. """ def line_no_clip(self, x1: int, y1: int, x2: int, y2: int, /) -> None: """ These methods are as above but don't do any clipping on the input coordinates. They are faster than the clipping versions and can be used when you know that the coordinates are within the display. """ def poly_dot(self, data: AnyReadableBuf, /) -> None: """ Draw a sequence of dots using the pen line color. The *data* should be a buffer of bytes, with each successive pair of bytes corresponding to coordinate pairs (x, y). """ def poly_line(self, data: AnyReadableBuf, /) -> None: """ Similar to :meth:`LCD160CR.poly_dot` but draws lines between the dots. """ def touch_config( self, calib: bool = False, save: bool = False, irq: bool | None = None, / ) -> None: """ Configure the touch panel: - If *calib* is ``True`` then the call will trigger a touch calibration of the resistive touch sensor. This requires the user to touch various parts of the screen. - If *save* is ``True`` then the touch parameters will be saved to NVRAM to persist across reset/power up. - If *irq* is ``True`` then the display will be configured to pull the IRQ line low when a touch force is detected. If *irq* is ``False`` then this feature is disabled. If *irq* is ``None`` (the default value) then no change is made to this setting. """ def is_touched(self) -> bool: """ Returns a boolean: ``True`` if there is currently a touch force on the screen, ``False`` otherwise. """ def get_touch(self) -> tuple[int, int, int]: """ Returns a 3-tuple of: *(active, x, y)*. If there is currently a touch force on the screen then *active* is 1, otherwise it is 0. The *x* and *y* values indicate the position of the current or most recent touch. """ def set_spi_win(self, x: int, y: int, w: int, h: int, /) -> None: """ Set the window that SPI data is written to. """ def fast_spi(self, flush: bool = True, /) -> SPI: """ Ready the display to accept RGB pixel data on the SPI bus, resetting the location of the first byte to go to the top-left corner of the window set by :meth:`LCD160CR.set_spi_win`. The method returns an SPI object which can be used to write the pixel data. Pixels should be sent as 16-bit RGB values in the 5-6-5 format. The destination counter will increase as data is sent, and data can be sent in arbitrary sized chunks. Once the destination counter reaches the end of the window specified by :meth:`LCD160CR.set_spi_win` it will wrap around to the top-left corner of that window. """ def show_framebuf(self, buf: AnyReadableBuf, /) -> None: """ Show the given buffer on the display. *buf* should be an array of bytes containing the 16-bit RGB values for the pixels, and they will be written to the area specified by :meth:`LCD160CR.set_spi_win`, starting from the top-left corner. The `framebuf `_ module can be used to construct frame buffers and provides drawing primitives. Using a frame buffer will improve performance of animations when compared to drawing directly to the screen. """ def set_scroll(self, on: bool, /) -> None: """ Turn scrolling on or off. This controls globally whether any window regions will scroll. """ def set_scroll_win( self, win: int, x: int = -1, y: int = 0, w: int = 0, h: int = 0, vec: int = 0, pat: int = 0, fill: int = 0x07E0, color: int = 0, /, ) -> None: """ Configure a window region for scrolling: - *win* is the window id to configure. There are 0..7 standard windows for general purpose use. Window 8 is the text scroll window (the ticker). - *x*, *y*, *w*, *h* specify the location of the window in the display. - *vec* specifies the direction and speed of scroll: it is a 16-bit value of the form ``0bF.ddSSSSSSSSSSSS``. *dd* is 0, 1, 2, 3 for +x, +y, -x, -y scrolling. *F* sets the speed format, with 0 meaning that the window is shifted *S % 256* pixel every frame, and 1 meaning that the window is shifted 1 pixel every *S* frames. - *pat* is a 16-bit pattern mask for the background. - *fill* is the fill color. - *color* is the extra color, either of the text or pattern foreground. """ def set_scroll_win_param(self, win: int, param: int, value: int, /) -> None: """ Set a single parameter of a scrolling window region: - *win* is the window id, 0..8. - *param* is the parameter number to configure, 0..7, and corresponds to the parameters in the `set_scroll_win` method. - *value* is the value to set. """ def set_scroll_buf(self, s: str, /) -> None: """ Set the string for scrolling in window 8. The parameter *s* must be a string with length 32 or less. """ def jpeg(self, buf: AnyReadableBuf, /) -> None: """ Display a JPEG. *buf* should contain the entire JPEG data. JPEG data should not include EXIF information. The following encodings are supported: Baseline DCT, Huffman coding, 8 bits per sample, 3 color components, YCbCr4:2:2. The origin of the JPEG is set by :meth:`LCD160CR.set_pos`. """ def jpeg_start(self, total_len: int, /) -> None: """ Display a JPEG with the data split across multiple buffers. There must be a single call to `jpeg_start` to begin with, specifying the total number of bytes in the JPEG. Then this number of bytes must be transferred to the display using one or more calls to the `jpeg_data` command. """ def jpeg_data(self, buf: AnyReadableBuf, /) -> None: """ Display a JPEG with the data split across multiple buffers. There must be a single call to `jpeg_start` to begin with, specifying the total number of bytes in the JPEG. Then this number of bytes must be transferred to the display using one or more calls to the `jpeg_data` command. """ def feed_wdt(self) -> None: """ The first call to this method will start the display's internal watchdog timer. Subsequent calls will feed the watchdog. The timeout is roughly 30 seconds. """ def reset(self) -> None: """ Reset the display. """