
Table of contents Jetter AG
iv JVM-104-O15 User Manual
7.2.1 STX Functions...........................................................................................................22
7.2.2 Heartbeat monitoring.................................................................................................23
7.2.3 CANopen® Object dictionary ....................................................................................23
7.3 SAE J1939 STX API..............................................................................................................24
7.3.1 STX Functions...........................................................................................................24
7.4 Serial interface RS-232 ......................................................................................................... 25
7.4.1 Operating principle ....................................................................................................25
7.4.2 Registers - Description ..............................................................................................27
7.4.3 Programming.............................................................................................................32
7.4.3.1 Activating the serial interface ....................................................................................32
7.4.3.2 Configuring the serial interface..................................................................................32
7.4.3.3 Sending characters ...................................................................................................32
7.4.3.4 Receiving characters.................................................................................................32
7.4.3.5 Sending Texts ...........................................................................................................33
7.4.3.6 Sending values..........................................................................................................33
7.4.3.7 Receiving values .......................................................................................................33
7.5 Real-time clock...................................................................................................................... 34
7.6 File system ............................................................................................................................ 34
7.6.1 Directories .................................................................................................................34
7.7 Storage options - Overview ................................................................................................... 34
7.7.1 Types of program and data memory .........................................................................34
7.7.2 Operating system memory ........................................................................................35
7.7.3 File system memory ..................................................................................................35
7.7.4 Application program memory ....................................................................................35
7.7.5 Flash disk ..................................................................................................................35
7.7.6 USB flash drive..........................................................................................................36
7.7.7 Storing registers and variables..................................................................................36
7.7.8 Special registers........................................................................................................36
7.7.9 Flag ...........................................................................................................................37
7.8 Control elements ................................................................................................................... 37
7.8.1 Input keys ..................................................................................................................37
7.8.2 Digipot .......................................................................................................................38
7.9 Automatic copying of controller data ..................................................................................... 39
7.9.1 Loading the Autostart function...................................................................................40
7.9.2 Executing the AutoStart function ...............................................................................40
7.9.3 Terminating the AutoStart mode ...............................................................................40
7.9.4 autostart.bat - Structure.............................................................................................40
7.9.5 Example of a command file .......................................................................................41
7.9.6 Data files ...................................................................................................................41
7.10 Operating system update ...................................................................................................... 42