CAN Tunnel access

The CAN Tunnel allows to access any data points via EDCP or NMT messages.

Configuration isegHAL to have an access via the CAN Tunnel.
 iseg_setItem("IF0", "Configuration","1");

Configuration isegHAL before execute a firmware update.
 iseg_setItem("IF0", "Configuration","2");

Configuration isegHAL for normal working.
 iseg_setItem("IF0", "Configuration","0");

Write access via the CAN Tunnel:
 iseg_setItem("IF0", "Write","004#C8");

Read access via the CAN Tunnel:
 iseg_setItem("IF0", "Read","201#1000");
 iseg_getItem("IF0", "Read[0]");
 isegItem == ("Read:0","201#1000","","","");
 iseg_getItem("IF0", "Read[1]");
 isegItem == ("Read:1","201#10001800","","","");