got OLED working

user_program/demo_opts.py

@@ -0,0 +1,67 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2014-18 Richard Hull and contributors
+# See LICENSE.rst for details.
+
+import sys
+import logging
+
+from luma.core import cmdline, error
+
+
+# logging
+logging.basicConfig(
+    level=logging.DEBUG,
+    format='%(asctime)-15s - %(message)s'
+)
+# ignore PIL debug messages
+logging.getLogger('PIL').setLevel(logging.ERROR)
+
+
+def display_settings(device, args):
+    """
+    Display a short summary of the settings.
+
+    :rtype: str
+    """
+    iface = ''
+    display_types = cmdline.get_display_types()
+    if args.display not in display_types['emulator']:
+        iface = 'Interface: {}\n'.format(args.interface)
+
+    lib_name = cmdline.get_library_for_display_type(args.display)
+    if lib_name is not None:
+        lib_version = cmdline.get_library_version(lib_name)
+    else:
+        lib_name = lib_version = 'unknown'
+
+    import luma.core
+    version = 'luma.{} {} (luma.core {})'.format(
+        lib_name, lib_version, luma.core.__version__)
+
+    return 'Version: {}\nDisplay: {}\n{}Dimensions: {} x {}\n{}'.format(
+        version, args.display, iface, device.width, device.height, '-' * 60)
+
+
+def get_device(actual_args=None):
+    """
+    Create device from command-line arguments and return it.
+    """
+    if actual_args is None:
+        actual_args = sys.argv[1:]
+    parser = cmdline.create_parser(description='luma.examples arguments')
+    args = parser.parse_args(actual_args)
+
+    if args.config:
+        # load config from file
+        config = cmdline.load_config(args.config)
+        args = parser.parse_args(config + actual_args)
+
+    # create device
+    try:
+        device = cmdline.create_device(args)
+        print(display_settings(device, args))
+        return device
+
+    except error.Error as e:
+        parser.error(e)
+        return None

user_program/sync.sh

@@ -1 +1 @@
-scp ./u2p2* pi@192.168.1.56:~/u2p2
+scp ./* pi@192.168.1.56:~/usb4vc

user_program/usb4vc_config_parser.py

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+import sys
+import time

user_program/usb4vc_oled.py

@@ -0,0 +1,29 @@
+# https://luma-oled.readthedocs.io/en/latest/software.html
+
+import sys
+import time
+from demo_opts import get_device
+from luma.core.render import canvas
+from PIL import ImageFont
+
+my_arg = ['--display', 'sh1106', '--interface', 'spi', '--spi-port', '0', '--spi-device', '1', '--gpio-reset', '6', '--gpio-data-command', '5', '--width', '128', '--height', '32']
+device = get_device(my_arg)
+
+"""
+OLED for USB4VC
+128*32
+command&conquer ttf font, 12 point
+3 lines, y=0, 10, 20
+up to 20 characters per line
+"""
+
+font_path = "cc.ttf"
+font2 = ImageFont.truetype(font_path, 12)
+
+while 1:
+	with canvas(device) as draw:
+		draw.rectangle(device.bounding_box, outline="white", fill="black")
+		draw.text((0, 0), "888888888877777777776666666666", font=font2, fill="white")
+		draw.text((0, 10), "ABCDEFGHIJ", font=font2, fill="white")
+		draw.text((0, 20), "abcdefghij", font=font2, fill="white")
+	time.sleep(1)

user_program/usb4vc_ui.py

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+import time
+import sys
+import RPi.GPIO as GPIO
+
+BUTTON_GPIO = 16
+
+def button_pressed_callback(channel):
+    print(time.time(), "Button pressed!")
+
+GPIO.setmode(GPIO.BCM)
+GPIO.setup(BUTTON_GPIO, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+# https://sourceforge.net/p/raspberry-gpio-python/wiki/Inputs/
+GPIO.add_event_detect(BUTTON_GPIO, GPIO.FALLING, callback=button_pressed_callback, bouncetime=100)
+
+while 1:
+    time.sleep(1)