def __init__(self, start, end, rate, step_size=50):
self.start = start
self.end = end
self.rate = rate
now = datetime.datetime.now()
self.log_direc = "/media/data/Data/Logs/{}_{}_{}_{}_{}/".format(
now.year, now.month, now.day, now.hour, now.minute)
try:
os.mkdir(self.log_direc)
except FileExistsError as e:
print(e)
self.i = 0
self.shaker = shaker.Shaker()
self.shaker.change_duty(self.start)
self.step_size = step_size
cam_num = camera.guess_camera_number()
port = STEPPER_CONTROL
self.ard = arduino.Arduino(port)
self.motors = stepper.Stepper(self.ard)
self.motors.move_motor(1, 100, '+')
self.motors.move_motor(2, 100, '+')
self.motors.move_motor(1, 100, '-')
self.motors.move_motor(2, 100, '-')
self.cam = camera.Camera(cam_num=cam_num)
im = self.cam.get_frame()
self.hex, self.center, self.crop, self.mask = self.find_hexagon(im)
im = images.crop_and_mask(im, self.crop, self.mask)
self.im_shape = im.shape
im = images.draw_polygon(im, self.hex)
im = images.draw_circle(im, self.center[0], self.center[1], 3)
images.display(im)
def __init__(self):
self.cam = camera.Camera(0)
self.shaker = shaker.Shaker()
self.shaker.change_duty(600)
self.crop, self.mask = self.get_crop()
frame = self.get_frame()
self.window = DisplayWindow(frame)
self.x = []
self.y = []
self.contours = []
self.run()
def __init__(self):
self.shaker = shaker.Shaker()
self.shaker.change_duty(600)
port = STEPPER_CONTROL
self.ard = arduino.Arduino(port)
self.motors = stepper.Stepper(self.ard)
cam_num = camera.guess_camera_number()
self.cam = camera.Camera(cam_num=cam_num)
im = self.cam.get_frame()
self.hex, self.center, self.crop, self.mask = self.find_hexagon(im)
im = images.crop_and_mask(im, self.crop, self.mask)
self.im_shape = im.shape
im = images.draw_polygon(im, self.hex)
im = images.draw_circle(im, self.center[0], self.center[1], 3)
images.display(im)
import sys from labequipment import shaker duty = sys.argv[1] duty = int(duty) s = shaker.Shaker() s.init_duty(duty)
def initialise_devices(self):
self.cam = camera.Camera(0)
self.s = shaker.Shaker()
def test_start_shaker(self):
myshaker = shaker.Shaker()
myshaker.quit()
self.assertTrue(True)
from labequipment import picoscope, shaker
import time
import numpy as np
direc = "/media/data/Data/FirstOrder/Hysterisis/AccelerationHysterisis/repeat_data/"
RATE = 0.1
START = 700
END = 600
INTERVAL = 1 / RATE
REPEATS = 20
my_shaker = shaker.Shaker()
my_scope = picoscope.Picoscope()
for repeat in range(REPEATS):
cool = np.arange(START, END - 1, -1)
heat = np.arange(END, START + 1, 1)
cool_V = []
for c in cool:
t = time.time()
my_shaker.change_duty(c)
v_rms = [np.mean(my_scope.get_V()[1]**2) for r in range(10)]
cool_V.append(np.mean(v_rms))
elapsed = time.time() - t
time.sleep(INTERVAL - elapsed)
np.savetxt(f'{direc}cool_V_{repeat}.txt', cool_V)
heat_V = []
for h in heat:
t = time.time()
my_shaker.change_duty(h)
