def test_string(self):
"""Retrieve a string from its identifier."""
ftdis = [(0x403, 0x6010)]
ft2232h = UsbTools.find_all(ftdis)[0]
devdesc, _ = ft2232h
dev = UsbTools.get_device(devdesc)
serialn = UsbTools.get_string(dev, dev.iSerialNumber)
self.assertEqual(serialn, 'FT2DEF')
def format_ftdi_url(dev, interface=1):
serialdesc = UsbTools.get_string(dev, dev.iSerialNumber)
url = 'ftdi://'
if platform == 'win32':
# Because changes in pyftdi to support virtual port, we relie on bus / address instead of the sernum
url += '0x%04x:0x%04x' % (dev.idVendor, dev.idProduct)
url += ':%x:%x' % (dev.bus, dev.address)
else:
if serialdesc:
url += '0x%04x:0x%04x:%s' % (dev.idVendor, dev.idProduct,
serialdesc)
else:
url += '0x%04x:0x%04x' % (dev.idVendor, dev.idProduct)
url += '/%d' % (interface)
return url
