3.6.2 Ethernet Interface ......................................................... 183.6.3 D Sub-9 RS232 Connector ............................................ 193.6.4 USB Host Connector ...................................................... 203.6.5 CAN Connector ............................................................... 203.7 I/O Interface Instructions ............................................................. 213.7.1 RS485/422....................................................................... 213.8 Packing List...................................................................................... 234 Software Instructions............................................................................... 244.1 Brief Introduction........................................................................... 244.1.1 Serial Port Instructions ................................................. 244.2 WinCE Instructions ........................................................................ 254.2.1 Windows CE Application Development ..................... 254.2.2 Windows CE Firmware Update.................................... 254.2.3 Instructions for Windows CE Configuration Files..... 274.2.4 Notice of Touch Screen in WinCE................................ 294.3 Linux Instructions ........................................................................... 314.3.1 Linux Application Development .................................. 314.3.2 Linux Image Programming ........................................... 324.3.3 Instructions for Linux Configuration Files.................. 344.3.4 start.txt ............................................................................ 354.3.5 tty_config.txt .................................................................. 354.3.6 hw_config.txt.................................................................. 354.3.7 root_config.txt................................................................ 364.3.8 Notice of Touch Screen in Linux .................................. 375 Tips ............................................................................................................... 38