def remote_aggre(ser, remote, addr):
success = 0
# Arguments check
if len(remote) != 16:
print('Invalid remote node address')
return success
if len(addr) != 16:
print('Invalid aggregator address')
return success
addr_b = mf.hexstr2byte(addr)
remote_b = mf.hexstr2byte(remote)
bytestr = pe.debug_setaddr(addr_b, remote_b)
ser.write(bytestr)
payload = b'\x00'
while payload[0] != 0x8b:
success, payload = pd.rxpacket_buffered(ser)
if payload == b'':
print('Serial timeout')
return 0
if success == 0:
print('Error receiving response from Transmit request')
return success
if payload[0] == 0x8b:
error = pd.decode_txstat(payload)
if error == 1:
print('Error reported by Transmit status')
return 0
print('Remote {} aggregator now set to {}'.format(remote, addr))
success = 1
return success
def gen_txreq(fid, dest, brad, opts, data):
if len(fid) != 2:
print('Error generating tx req: Frame ID')
return b''
bytestr = b'\x10' + hexstr2byte(fid)
if len(dest) != 16:
print('Error generating tx req: 64-bit dest addr')
return bytestr
bytestr = bytestr + hexstr2byte(dest) + b'\xff\xfe'
if len(brad) != 2:
print('Error generating tx req: Broadcast radius')
return bytestr
bytestr = bytestr + hexstr2byte(brad)
if len(opts) != 2:
print('Error generating tx req: Transmit options')
return bytestr
bytestr = bytestr + hexstr2byte(opts)
if (len(data) % 2) != 0:
print('Error generating tx req: RF data')
return bytestr
bytestr = bytestr + hexstr2byte(data)
return bytestr
def remote_power(ser, remote, power):
success = 0
# Arguments check
if len(remote) != 16:
print('Invalid remote node address')
return success
if (power > 4) | (power < 0):
print('Invalid XBee power')
return success
remote_b = mf.hexstr2byte(remote)
power_b = (power).to_bytes(1, 'big')
bytestr = pe.debug_power(power_b, remote_b)
ser.write(bytestr)
payload = b'\x00'
while payload[0] != 0x8b:
success, payload = pd.rxpacket_buffered(ser)
if payload == b'':
print('Serial timeout')
return 0
if success == 0:
print('Error receiving response from Transmit request')
return success
if payload[0] == 0x8b:
error = pd.decode_txstat(payload)
if error == 1:
print('Error reported by Transmit status')
return 0
print('Remote {} power now set to {}'.format(remote, power))
success = 1
return success
def remote_start(ser, remote, period):
timeout_max = 5
if period > 255:
print('Invalid period')
return 0
remote_b = mf.hexstr2byte(remote)
bytestr = pe.start_sensing(period, remote_b)
ser.write(bytestr)
timeouts = 0
while 1:
success, payload = pd.rxpacket_buffered(ser)
if payload == b'':
print('Serial timeout, Sending start again')
timeouts = timeouts + 1
ser.write(bytestr)
else:
if success == 1:
success = pd.decode_startack(payload, remote_b)
if success == 1:
print('Remote node {} started'.format(remote))
return success
if timeouts == timeout_max:
return 0
def remote_stop(ser, remote):
timeout_max = 5
remote_b = mf.hexstr2byte(remote)
bytestr = pe.stop_sensing(remote_b)
ser.write(bytestr)
timeouts = 0
while 1:
success, payload = pd.rxpacket_buffered(ser)
if payload == b'':
print('Serial timeout, Sending stop again')
timeouts = timeouts + 1
ser.write(bytestr)
else:
if success == 1:
success = pd.decode_stopack(payload, remote_b)
if success == 1:
print('Remote node {} stopped'.format(remote))
return success
if timeouts == timeout_max:
return 0
def cmdtest_addrconv(addrstr): return mf.hexstr2byte(addrstr)
if args.portusb:
dev = int(args.portusb)
else:
dev = 0
print('Listening to channel 0x{}'.format(args.channel))
## Configure UART
print('** Step 1. Configuring local UART **')
#ser = c.cmdtest_uartsetup(0)
ser = c.cmdtest_uartsetup(dev)
## Set local channel channel
print('** Step 2. Setting local channel to 0x{} **'.format(args.channel))
ch = mf.hexstr2byte(args.channel)
tx_packet = pe.atcom_query('CH')
ser.write(tx_packet)
status, payload = pd.rxpacket(ser)
if status != 1:
print('-- Error receiving internal packet (atcom_query)')
quit()
status = pd.decode_payload(payload)
if status != 0:
print('-- Error decoding internal packet (atcom_query)')
quit()
tx_packet = pe.atcom_set('CH', ch)
ser.write(tx_packet)
status, payload = pd.rxpacket(ser)
status = pd.decode_payload(payload)
import packet_decode as pd
## Parse arguments
parser = argparse.ArgumentParser()
parser.add_argument("nodeaddr", help="Node address (64-bit)")
parser.add_argument("-oc", "--oldchannel", help="Old channel (1 byte hex str)")
parser.add_argument("-nc", "--newchannel", help="New channel (1 byte hex str)")
parser.add_argument("-p", "--portusb", help="USB serial port number")
args = parser.parse_args()
print('Target node: 0x{}'.format(args.nodeaddr))
if args.oldchannel:
ch_old = mf.hexstr2byte(args.oldchannel)
else:
ch_old = b'\x0c'
if args.newchannel:
ch_new = mf.hexstr2byte(args.newchannel)
else:
ch_new = b'\x1a'
if args.portusb:
dev = int(args.portusb)
else:
dev = 0
print('-- Switching channel from 0x{} to 0x{}'.format(mf.hexstr(ch_old),mf.hexstr(ch_new)))
print(' ')
