def req(self, dst, grp, rid):
t = time.time()
fid = nxr_conv.encode_id(ptp=True, dst=dst, src=0xf0, grp=grp)
fdt = nxr_conv.encode_data(func=0x10, rid=rid, rdt=0, isfloat=False)
self.sendlist.append({"fid": fid, "fdt": fdt})
for _ in range(10):
time.sleep(0.2)
if rid in self.return_buf[grp][dst]:
if self.return_buf[grp][dst][rid]["time"] > t:
print('got reply', self.return_buf[grp][dst][rid]["rdt"])
return True, self.return_buf[grp][dst][rid]["rdt"]
return False, None
def __init__(self, event, dev='/dev/ttyUSB0'):
self.can_con = can_comm.CanComm(event, dev)
self.sendlist = []
self.return_buf = [[{}] * 256] * 8
self.event = event
self.lastsend = 0
self.bc_id = nxr_conv.encode_id(ptp=False, dst=0xff, src=0xf0, grp=0x3)
self.bc_dt = nxr_conv.encode_data(func=0x10,
rid=0x43,
rdt=0,
isfloat=False)
self.th = Thread(target=self.loop)
self.th.start()
#self.sendlist.append({"fid":self.bc_id, "fdt":self.bc_dt})
return
def __init__(self, lib_file='./ControlCAN.dll', can_dev=[1]):
self.can_con = can_comm.CanComm(lib_file=lib_file, can_dev=can_dev)
self.can_ch = can_dev[0]
self.sendlist = []
self.return_buf = [[{}] * 256] * 8
self.loop_ret = True
self.lastsend = 0
self.bc_id = nxr_conv.encode_id(ptp=False, dst=0xfe, src=0xf0, grp=0x3)
self.bc_dt = nxr_conv.encode_data(func=0x10,
rid=0x43,
rdt=0,
isfloat=False)
self.th = Thread(target=self.loop)
self.th.start()
#self.sendlist.append({"fid":self.bc_id, "fdt":self.bc_dt})
return
from utils import can_comm, nxr_conv
import struct
device = can_comm.CanComm(lib_file='./utils/ControlCAN.dll', can_dev=[1])
bc_id = nxr_conv.encode_id(ptp=False, dst=0xfe, src=0xf0, grp=0x3)
bc_dt = nxr_conv.encode_data(func=0x10, rid=0x43, rdt=0, isfloat=False)
print(struct.pack(">I", bc_id))
for i in bc_dt: print(hex(i), end=' ')
print()
device.send(1, bc_id, bc_dt)