def _send_current_picture(self):
""" sends the current picture and no more """
# 2 boards, so just take one
if self.image_pwm_current >= 0:
#for byte in image_pwm_buffer[0][0][:100]:
#print "%02x" % ord(byte)
timeout = 5000
if self.board_id > 2:
led.run(self.dev, image_pwm_buffer_r[self.board][self.image_pwm_current],
timeout=timeout)
else:
led.run(self.dev, image_pwm_buffer[self.board][self.image_pwm_current],
timeout=timeout)
if image_pwm_current > self.image_pwm_current:
self.image_pwm_current += 1
def run(self):
""" run is called by the thread and is an endless loop to send data
to the led boards
"""
# realtime stuff - the shit!
while self.running:
try:
if self.synchronize:
#self.send_control_data(1, [0]*7)
#time.sleep(0.01)
led.run(self.dev, [255] + [0]*63)
self.synchronize = False
else:
self._send_current_picture()
except USBError, e:
if e.errno == 110: # usb operation timeout
print 'USBError: [Errno 110] Operation timed out'
self.synchronize = True
time.sleep(0.1)
else:
raise e
#!/usr/bin/env python
import led
import time
dev = led.init()
led.run(dev, [255] + [0]*63, timeout=2000)
def pwm_1led(index):
i = led.LED_ARR[index]
shift = i % 8;
number = [1 << shift]
col = [0]*(i/8)+number+[0]*((63-i)/8)
return col
for col_nr in range(3):
for i in range(64):
col = pwm_1led(i)
if col_nr == 0:
data = (2*col + 32*[0])*led.NUM_ROWS
elif col_nr == 1:
data = (16*[0]+2*col + 16*[0])*led.NUM_ROWS
else:
data = (32*[0] + 2*col)*led.NUM_ROWS
led.run(dev, data, timeout=5000)
def run(self):
i = 0
while self.running:
led.run(self.dev, data)
#!/usr/bin/env python
import led
# 46'080 bytes should at least be written, so that the buffer's full
# 360 bytes per row -> 360'000 for a full turn 1000 pixels per second
led.init()
import time
while(1):
# all LEDs
led.run(([0]*120+[255]*120+[0]*120)*128) # red
time.sleep(1)
led.run(([0]*240+[255]*120)*128) # green
time.sleep(1)
led.run(([255]*120+[0]*240)*128) # blue
time.sleep(1)
led.run(([255]*360)*128) # white
time.sleep(1)
led.run(([255]*120+[0]*120+[255]*120)*128) # cyan
time.sleep(1)
led.run(([255]*240+[0]*120)*128) # magenta
time.sleep(1)
led.run(([0]*120+[255]*240)*128) # yellow
time.sleep(1)
# 1 LED
# led.run(([1]+[0]*7)*15+[0]*240)
# time.sleep(1)
#!/usr/bin/env python
import led
import time
led.init()
for col in range(3):
img = bytearray(led.ROW*led.NUM_ROWS);
counter = 0;
for i, pixel in enumerate(img):
if i % 3 == col:
counter += 1
if counter >= 64:
counter = 0
img[i] = min(counter*4, 255)
data = led.pwm_data(img)
led.run(data)
time.sleep(2)
fastpwm.pwm_2bit_c(str(bytearray([0x0C,0x30,0xC3]*(64*344/4))), 0, blue)
"""
images = [
buf, buf, buf, buf, buf, buf, buf, buf,
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
[0]*(led.PWM_IMAGE_SIZE/2),
]
"""
images = [blue, green, red, blue2]
for b in boards:
print b
temp = 11862005 / led.NUM_ROWS
led.run(b, [2]+[temp & 255]+[(temp >> 8) & 255]+
[(temp >> 16) & 255] + [(temp >> 24) & 255],
endpoint=1);
led.run(b, [255] + [0]*63, timeout=2000)
for i in range(100):
for img in images:
led.run(b, img, timeout=5000)
def send_control_data(self, command, data):
""" send data to the control endpoint, which is the endpoint 4 """
led.run(self.dev, [command] + data, endpoint=1)