kopia lustrzana https://github.com/peterhinch/micropython-nano-gui
92 wiersze
3.1 KiB
Python
92 wiersze
3.1 KiB
Python
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# alevel.py Test/demo program for Adafruit ssd1351-based OLED displays
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# Adafruit 1.5" 128*128 OLED display: https://www.adafruit.com/product/1431
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# Adafruit 1.27" 128*96 display https://www.adafruit.com/product/1673
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# The MIT License (MIT)
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# Copyright (c) 2018 Peter Hinch
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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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# WIRING
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# Pyb SSD
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# 3v3 Vin
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# Gnd Gnd
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# X1 DC
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# X2 CS
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# X3 Rst
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# X6 CLK
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# X8 DATA
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height = 96 # 1.27 inch 96*128 (rows*cols) display
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# height = 128 # 1.5 inch 128*128 display
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# Demo of initialisation procedure designed to minimise risk of memory fail
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# when instantiating the frame buffer. The aim is to do this as early as
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# possible before importing other modules.
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import machine
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import gc
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from ssd1351 import SSD1351 as SSD
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# Initialise hardware
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pdc = machine.Pin('X1', machine.Pin.OUT_PP, value=0)
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pcs = machine.Pin('X2', machine.Pin.OUT_PP, value=1)
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prst = machine.Pin('X3', machine.Pin.OUT_PP, value=1)
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spi = machine.SPI(1)
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gc.collect() # Precaution befor instantiating framebuf
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ssd = SSD(spi, pcs, pdc, prst, height) # Create a display instance
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from nanogui import Dial, Pointer, refresh
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refresh(ssd) # Initialise and clear display.
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# Now import other modules
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import utime
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import pyb
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from writer import CWriter
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import arial10 # Font
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GREEN = SSD.rgb(0, 255, 0)
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RED = SSD.rgb(255, 0, 0)
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BLUE = SSD.rgb(0, 0, 255)
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YELLOW = SSD.rgb(255, 255, 0)
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BLACK = 0
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def main():
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print('alevel test is running.')
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CWriter.set_textpos(ssd, 0, 0) # In case previous tests have altered it
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wri = CWriter(ssd, arial10, GREEN, BLACK, verbose=False)
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wri.set_clip(True, True, False)
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acc = pyb.Accel()
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dial = Dial(wri, 5, 5, height = 75, ticks = 12, bdcolor=None,
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label='Tilt Pyboard', style = Dial.COMPASS, pip=YELLOW) # Border in fg color
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ptr = Pointer(dial)
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scale = 1/40
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while True:
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x, y, z = acc.filtered_xyz()
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# Depending on relative alignment of display and Pyboard this line may
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# need changing: swap x and y or change signs so arrow points in direction
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# board is tilted.
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ptr.value(-y*scale + 1j*x*scale, YELLOW)
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refresh(ssd)
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utime.sleep_ms(200)
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main()
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