vci_initconfig = VCI_INIT_CONFIG(self.acccode, self.accmask, self.Reserved, self.can_filter, self.baud_lst[1], self.baud_lst[2], self.mode) # 波特率 ic = canDLL.VCI_InitCAN(DevType, DevIndex, CANIndex, byref(vci_initconfig)) if ic == self.STATUS_OK: return 1 else: return 0...
先看看手动调试时底层的can命令参数列表: =>can --help usage: can [-c ] [-i <index>] [-v <value>] [-e] [-r] <data> options: -c/--cmd info|(de)init|reset|baudrate|reset_input|read|write|filter -i/--idx index param -v/--val value param -e/--ext extended -r/--rtr rem...
for i in range(len(self.canfd_filter)): self.canfd_filter[i] = self.canfd_filter[i] + inputfile for i in range(len(self.can_filter)): self.can_filter[i] = self.can_filter[i] + inputfile if split_line_is1[1] == 'CANFD': for i in range(len(self.canfd_filter)): t ...
I did the filtering by specifying a range to filter out specific CAN ID. As a result, it was impossible to obtain by filtering CAN messages within the desired range. python-can doesn't seem to do that well. The filtering range of CAN mes...
摘要: 目前关于CAN通讯报文解析使用的编程语言有很多,比如:Labviewer、C#、C语言等。但是很少有人用Python进行开发,使用Python进行开发该上位机可大大节省开发时间。本篇博客主要介绍一下基于Python的周立功CAN上位机。
defextra(self,select=None,where=None,params=None,tables=None,order_by=None,select_params=None):"""Add extra SQL fragments to the query."""assert self.query.can_filter(),\"Cannot change a query once a slice has been taken"clone=self._chain()clone.query.add_extra(select,select_params,wh...
('Filter',c_ubyte), ('Timing0',c_ubyte), ('Timing1',c_ubyte), ('Mode',c_ubyte) ]#CAN 帧结构体,即 1 个结构体表示一个帧的数据结构class VCI_CAN_OBJ(Structure): _fields_ = [ ('ID',c_uint), ('TimeStamp',c_uint), ('TimeFlag',c_byte), ('SendType',c_byte), ('Remote...
socketcan: Do not log exception on non-linux platforms (#1800) vector, kvaser: Activate channels after CAN filters were applied (#1413,#1708,#1796) Features kvaser: Add support for non-ISO CAN FD (#1752) neovi: Return timestamps relative to epoch (#1789) ...
步骤一:安装USB-CAN设备驱动 打开创芯科技的官网( https://www.zhcxgd.com/ZLXZ.html),进入资料下载,下载相应的驱动程序和说明文档。如图所示: 解压后,直接进行安装程序,如有疑问,查阅驱动安装说明书。 步骤二:配置硬件环境及python代码实现 这里需要注意,部分读者可能没有下位机即具有CAN通信功能的开发板,因此...
这个方法可以将布尔型的值去掉,例如(False,None,0,“”),它使用 filter() 函数。 defcompact(lst):return list(filter(bool, lst))compact([0, 1, False, 2, '', 3, 'a', 's', 34])# [ 1, 2, 3, 'a', 's', 34 ] 9. 解包 如下代码段可以将打包好的成对列表解开成两组不同的元组。