kopia lustrzana https://github.com/peterhinch/micropython-font-to-py
59 wiersze
2.3 KiB
Python
59 wiersze
2.3 KiB
Python
# writer_demo.py Demo pogram for rendering arbitrary fonts to an SSD1306 OLED display.
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# Illustrates a minimal example. Requires ssd1306_setup.py which contains
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# wiring details.
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# The MIT License (MIT)
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#
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# Copyright (c) 2018 Peter Hinch
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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# https://learn.adafruit.com/monochrome-oled-breakouts/wiring-128x32-spi-oled-display
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# https://www.proto-pic.co.uk/monochrome-128x32-oled-graphic-display.html
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# V0.3 13th Aug 2018
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import machine
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from ssd1306_setup import WIDTH, HEIGHT, setup
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from writer import Writer
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# Font
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import freesans20
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def test(use_spi=False):
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ssd = setup(use_spi) # Create a display instance
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rhs = WIDTH -1
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ssd.line(rhs - 20, 0, rhs, 20, 1)
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square_side = 10
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ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
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wri = Writer(ssd, freesans20)
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Writer.set_textpos(ssd, 0, 0) # verbose = False to suppress console output
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wri.printstring('Sunday\n')
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wri.printstring('12 Aug 2018\n')
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wri.printstring('10.30am')
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ssd.show()
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print('Test assumes a 128*64 (w*h) display. Edit WIDTH and HEIGHT in ssd1306_setup.py for others.')
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print('Device pinouts are comments in ssd1306_setup.py.')
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print('Issue:')
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print('writer_demo.test() for an I2C connected device.')
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print('writer_demo.test(True) for an SPI connected device.')
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