def testMaxConfigPoll(self): # test for >64 configuration keys
EXPECTED_ERROR = "Number of configuration keys 67 exceeds maximum of 64"
keys = []
for _ in range(67):
keys.append("CFG_TEST")
with self.assertRaisesRegex(UBXMessageError, EXPECTED_ERROR):
UBXMessage.config_poll(0, 0, keys)
def _do_valget(self):
"""
Send a CFG-VALGET message.
"""
layers = self._cfglayer.get()
if layers == "BBR":
layers = 1
elif layers == "FLASH":
layers = 2
elif layers == "DEFAULT":
layers = 7
else:
layers = 0
transaction = 0
keys = [
self._cfgval_keyname,
]
msg = UBXMessage.config_poll(layers, transaction, keys)
self.__app.serial_handler.serial_write(msg.serialize())
self._ent_val.configure(bg=ENTCOL)
self._lbl_send_command.config(image=self._img_pending)
self.__container.set_status("CFG-VALGET POLL message sent", "blue")
self.__container.set_pending(UBX_CFGVAL,
("CFG-VALGET", "ACK-ACK", "ACK-NAK"))
def testConfigPoll(
self): # test creation of CFG-VALGET message with multiple keys
keys = ["CFG_UART1_BAUDRATE", 0x40530001]
res = UBXMessage.config_poll(ubxcdb.POLL_LAYER_FLASH, 0, keys)
self.assertEqual(
str(res),
"<UBX(CFG-VALGET, version=0, layer=2, position=0, keys_01=1079115777, keys_02=1079181313)>",
)
def poll_uart(self, layer=0):
"""
Poll the current BBR UART1/2 configuration
"""
position = 0
keys = ["CFG_UART1_BAUDRATE", "CFG_UART2_BAUDRATE"]
msg = UBXMessage.config_poll(layer, position, keys)
ubp.send(msg.serialize())
ubr = UBXReader(BufferedReader(serial), protfilter=2)
print("\nStarting read thread...\n")
reading = True
serial_lock = Lock()
read_thread = start_thread(serial, serial_lock, ubr)
# STEP 1: poll the existing configuration in volate memory (for comparison)
print(
"\nPolling UART configuration in the volatile RAM memory layer via CFG-VALGET..."
)
print("(This should result in ACK-ACK and CFG-VALGET responses)")
position = 0
layer = POLL_LAYER_RAM # volatile memory
keys = [CONFIG_KEY1, CONFIG_KEY2]
msg = UBXMessage.config_poll(layer, position, keys)
send_message(serial, serial_lock, msg)
sleep(1)
# STEP 2: poll the existing configuration in non-volatile memory (battery-backed RAM or BBR)
print(
"\nPolling UART configuration in the BBR memory layer via CFG-VALGET...",
"\n(This should result in an ACK-NAK response in the ",
"absence of an existing BBR configuration setting)",
)
layer = POLL_LAYER_BBR
keys = [CONFIG_KEY1, CONFIG_KEY2]
msg = UBXMessage.config_poll(layer, position, keys)
send_message(serial, serial_lock, msg)
sleep(1)