def serial_handler(connect):
if connect == '1':
# print 'js is asking to connect serial'
if not SerialManager.is_connected():
try:
global SERIAL_PORT, BITSPERSECOND, GUESS_PREFIX
if not SERIAL_PORT:
SERIAL_PORT = SerialManager.match_device(
GUESS_PREFIX, BITSPERSECOND)
SerialManager.connect(SERIAL_PORT, BITSPERSECOND)
ret = "Serial connected to %s:%d." % (SERIAL_PORT,
BITSPERSECOND) + '<br>'
time.sleep(1.0) # allow some time to receive a prompt/welcome
SerialManager.flush_input()
SerialManager.flush_output()
return ret
except serial.SerialException:
SERIAL_PORT = None
print "Failed to connect to serial."
return ""
elif connect == '0':
# print 'js is asking to close serial'
if SerialManager.is_connected():
if SerialManager.close(): return "1"
else: return ""
elif connect == "2":
# print 'js is asking if serial connected'
if SerialManager.is_connected(): return "1"
else: return ""
else:
print 'ambigious connect request from js: ' + connect
return ""
def serial_handler(connect):
if connect == '1':
# print 'js is asking to connect serial'
if not SerialManager.is_connected():
try:
global SERIAL_PORT, BITSPERSECOND, GUESS_PREFIX
if not SERIAL_PORT:
SERIAL_PORT = SerialManager.match_device(GUESS_PREFIX, BITSPERSECOND)
SerialManager.connect(SERIAL_PORT, BITSPERSECOND)
ret = "Serial connected to %s:%d." % (SERIAL_PORT, BITSPERSECOND) + '<br>'
time.sleep(1.0) # allow some time to receive a prompt/welcome
SerialManager.flush_input()
SerialManager.flush_output()
return ret
except serial.SerialException:
SERIAL_PORT = None
print "Failed to connect to serial."
return ""
elif connect == '0':
# print 'js is asking to close serial'
if SerialManager.is_connected():
if SerialManager.close(): return "1"
else: return ""
elif connect == "2":
# print 'js is asking if serial connected'
if SerialManager.is_connected(): return "1"
else: return ""
else:
print 'ambigious connect request from js: ' + connect
return ""
