class TFSerial:
def __init__(self, _):
self.ipcon = IPConnection() # Create IP connection
self.master = BrickMaster(UID, self.ipcon) # Create device object
self.ipcon.connect(HOST, PORT)
self.timeout = 1
self.read_buffer = []
self.baudrate = None
time.sleep(1)
# Implement Serial functions that we don't need
def setDTR(self, _):
pass
def flushInput(self):
pass
def flushOutput(self):
pass
# We misuse the setRTS call to start the bootloader mode (flush everyting etc)
def setRTS(self, value):
if value:
self.master.start_wifi2_bootloader()
def write(self, data):
try:
data = map(ord, data)
while data != []:
data_chunk = data[:60]
length = len(data_chunk)
data_chunk.extend([0] * (60 - length))
ret = self.master.write_wifi2_flash(data_chunk, length)
data = data[60:]
except:
traceback.print_exc()
print "write", length, data
def read(self, length):
if len(self.read_buffer) >= length:
ret = self.read_buffer[:length]
self.read_buffer = self.read_buffer[length:]
return ''.join(map(chr, ret))
try:
length_read = 0
t = time.time()
while len(self.read_buffer) < length:
data, l = self.master.read_wifi2_flash(60)
data = data[:l]
self.read_buffer.extend(data)
if len(self.read_buffer) < length:
time.sleep(0.1)
if time.time() - t > self.timeout:
break
print "read", l, "of", length, data
ret = ''.join(map(chr, data[:l]))
except:
traceback.print_exc()
ret = self.read_buffer[:length]
self.read_buffer = self.read_buffer[length:]
return ''.join(map(chr, ret))
def done(self):
self.master.reset()
class TFSerial:
def __init__(self, _):
self.ipcon = IPConnection() # Create IP connection
self.master = BrickMaster(UID, self.ipcon) # Create device object
self.ipcon.connect(HOST, PORT)
self.timeout = 1
self.read_buffer = []
self.baudrate = None
time.sleep(1)
# Implement Serial functions that we don't need
def setDTR(self, _): pass
def flushInput(self): pass
def flushOutput(self): pass
# We misuse the setRTS call to start the bootloader mode (flush everyting etc)
def setRTS(self, value):
if value:
self.master.start_wifi2_bootloader()
def write(self, data):
try:
data = map(ord, data)
while data != []:
data_chunk = data[:60]
length = len(data_chunk)
data_chunk.extend([0]*(60-length))
ret = self.master.write_wifi2_flash(data_chunk, length)
data = data[60:]
except:
traceback.print_exc()
print "write", length, data
def read(self, length):
if len(self.read_buffer) >= length:
ret = self.read_buffer[:length]
self.read_buffer = self.read_buffer[length:]
return ''.join(map(chr, ret))
try:
length_read = 0
t = time.time()
while len(self.read_buffer) < length:
data, l = self.master.read_wifi2_flash(60)
data = data[:l]
self.read_buffer.extend(data)
if len(self.read_buffer) < length:
time.sleep(0.1)
if time.time() - t > self.timeout:
break
print "read", l, "of", length, data
ret = ''.join(map(chr, data[:l]))
except:
traceback.print_exc()
ret = self.read_buffer[:length]
self.read_buffer = self.read_buffer[length:]
return ''.join(map(chr, ret))
def done(self):
self.master.reset()
