import logging
logging.basicConfig(level=logging.DEBUG)
import time
import ioio
port = '/dev/ttyACM0'
pin = 0
state = 0
# 0 = floating
# 1 = pull-up
# 2 = pull-down
try:
import qarg
ns = qarg.get('interface[str=%s,pin[int=%i,state[int=%i' % \
(port, pin, state))
port = ns.interface
pin = ns.pin
state = ns.state
except ImportError:
print "please install qarg for argument parsing: github.com/braingram/qarg"
i = ioio.IOIO(port)
i.write('set_pin_digital_in', pin=pin, pull=state)
i.write('set_change_notify', pin=pin, cn=True)
# change notify
cn = i.read() # should be a 'set_change_notify' event
print cn
assert cn['name'] == 'set_change_notify'
# 2 250 kHz
# 3 62.5 kHz
mode = 1
# 0 positive
# 1 negative
# 2 frequency
# 3 frequency 4x
# 4 frequncy 16x
double_prec = True
incap_num = 0
try:
import qarg
ns = qarg.get("interface[str=%s,pin[int=%i" % (port, pin))
port = ns.interface
pin = ns.pin
except ImportError:
print "please install qarg for argument parsing: github.com/braingram/qarg"
i = ioio.IOIO(port, timeout=0.01)
i.write("set_pin_digital_in", pin=pin, pull=pull)
i.write("set_pin_incap", pin=pin, incap_num=incap_num, enable=True)
i.write("incap_config", incap_num=incap_num, clock=clock, mode=mode, double_prec=double_prec)
sp = i.read()
print sp
print "waiting for pulse on %s" % pin
pp = i.read()
try:
# return pulse_width_usec / base_usec
def dc_in_clocks(pulse_width_clocks):
pulse_width_clocks -= 1
if (pulse_width_clocks < 1):
pw = 0
fraction = 0
else:
pw = int(pulse_width_clocks)
fraction = (int(pulse_width_clocks * 4) & 0x03)
return pw, fraction
try:
import qarg
ns = qarg.get('interface[str=%s,pin[int=%i' % \
(port, pin))
port = ns.interface
pin = ns.pin
except ImportError:
print "please install qarg for argument parsing: github.com/braingram/qarg"
def pwm_params(freq, duty_cycle):
# dc (in clocks)
# scale
# period
scale, period = find_scale_and_period(freq)
dcc = duty_cycle_to_clocks(period, duty_cycle)
pw, fraction = dc_in_clocks(dcc)
se = scale_encodings[scale]
sl = (se & 0x01)
def run(tilestore, *args, **kwargs):
if isinstance(tilestore, (str, unicode)):
tilestore = db.get_store(tilestore)
set_tilestore(tilestore)
# get static and template locations
d = os.path.dirname(os.path.abspath(__file__))
app.static_folder = os.path.join(d, 'static')
app.template_folder = os.path.join(d, 'templates')
app.run(*args, **kwargs)
if __name__ == '__main__':
#run(debug=True)
import qarg
import pylab
args = qarg.get('x[int=0,y[int=0,z[int=0,g(grid')
if args.grid is None:
im = test_render_tile(dict(x=args.x, y=args.y, z=args.z))
pylab.imshow(im)
pylab.gray()
pylab.show()
else:
pylab.subplot(221)
im = test_render_tile(dict(x=0, y=0, z=1))
pylab.imshow(im)
pylab.gray()
pylab.subplot(222)
im = test_render_tile(dict(x=1, y=0, z=1))
pylab.imshow(im)
pylab.subplot(223)
im = test_render_tile(dict(x=0, y=1, z=1))