def get_im218_device_id(canm=None):
device_id = ""
us = uds_server.UdsServer(can_bus=canm.can_bus)
try:
iap_info = Convert.bytes_to_hexstr(us.send("22F181"))[6:]
bsp_info = Convert.bytes_to_hexstr(us.send("22FD05"))[6:]
if len(iap_info) > 0:
device_id += iap_info
if len(bsp_info) > 0:
device_id += bsp_info
except Exception as e:
print(e)
us.close()
return device_id
def get_serial_code(meter="IC216", canm=None):
serial_code = b''
if meter == Constant.IC_216:
send_frame_id = 0x660
recv_frame_id = 0x7E0
address_data = 'F60000000027FFE0'
length = 'F507000000000000'
elif meter == Constant.IC_218:
send_frame_id = 0x660
recv_frame_id = 0x7E0
address_data = 'F6000000E0FF0700'
length = 'F507000000000000'
else:
send_frame_id = 0x661
recv_frame_id = 0x7E1
address_data = 'F6000000E0FF0700'
length = 'F507000000000000'
# 创建链接
while True:
canm.send_can(can_id=send_frame_id, can_data='FF00000000000000')
time.sleep(0.2)
if recv_frame_id in Common.can_recv_dict:
if 255 == Common.can_recv_dict[recv_frame_id][0]:
# print("connect success")
break
# 获取串码
canm.send_can(can_id=send_frame_id, can_data=address_data)
while True:
canm.send_can(can_id=send_frame_id, can_data=length)
time.sleep(0.5)
if recv_frame_id in Common.can_recv_dict:
if b'\xff\xff\xff\xff\xff\xff\xff\xff' != Common.can_recv_dict[
recv_frame_id]:
serial_code += Common.can_recv_dict[recv_frame_id]
else:
break
# 退出boot
canm.send_can(can_id=send_frame_id, can_data='CF00000000000000')
canm.send_can(can_id=send_frame_id, can_data='FE00000000000000')
if len(serial_code) > 0:
serial_code = serial_code.replace(b'\xff', b'')
serial_code = Convert.bytes_to_hexstr(serial_code)
else:
serial_code = ""
return serial_code
