MCH2022 badge?
go to mch2022.badge.team

Content import bhi160 import display import utime import buttons import math sensor = bhi160.BHI160Orientation() center = (80, 40) radius = 30 plot_red_dir = False dir = 0 plot_green_dir = False p = lambda a: a % 360 circ_dist = lambda a, b: min(p(p(a) + p(-b)), p(p(-a) + p(b))) with display.open() as disp: while True: samples = sensor.read() if len(samples) > 0: disp.clear() for ii in range(30): disp.pixel( int(center[0] + radius * math.cos(math.radians(12 * ii))), int(center[1] + radius * math.sin(math.radians(12 * ii))), col=(100, 100, 100)) sample = samples[0] if plot_red_dir: angle = math.radians(-sample.x - dir) - math.pi / 2 disp.circ( int(center[0] + radius * math.cos(angle)), int(center[1] + radius * math.sin(angle)), 3, col=(255, 0, 0)) if plot_green_dir: if circ_dist(-sample.x, dir) < 30: angle = math.radians(3 * (-sample.x - dir)) - math.pi / 2 disp.circ( int(center[0] + radius * math.cos(angle)), int(center[1] + radius * math.sin(angle)), 2, col=(0, 255, 0)) disp.line( int(center[0]), int(center[1] - 0.8 * radius), int(center[0]), int(center[1] - 1.2 * radius), col=(100, 100, 100), size=1) disp.update() # Read button button_pressed = False v = buttons.read(buttons.BOTTOM_LEFT | buttons.BOTTOM_RIGHT) if v == 0: button_pressed = False if not button_pressed and v & buttons.BOTTOM_RIGHT != 0: button_pressed = True plot_red_dir = True if len(samples) > 0: dir = -samples[0].x elif not button_pressed and v & buttons.BOTTOM_LEFT != 0: button_pressed = True plot_green_dir = not plot_green_dir utime.sleep(0.1) utime.sleep(0.05)