iii CMVPFB01A
Contents
6. Acyclic Parameter Access .................................................................................................27
6.1 What is Acyclic Data? ...........................................................................................
27
6.2 Setting the Acyclic Mode
.......................................................................................27
6.2.1 Acyclic Modes ..........................................................................................27
6.2.2 Acyclic Mode 1 .........................................................................................27
6.2.3 Acyclic Mode 2 .........................................................................................27
6.3 Modes 1 & 2 - 4WPA Format
.................................................................................28
6.3.1 4WPA - Function Code (Byte 0) .................................................................
28
6.3.2 4WPA - Access Control and Status (Byte 1) ..............................................29
6.3.3 4WPA - Parameter Number (Bytes 2 & 3) .................................................29
6.3.4 4WPA - Sub-Index (Byte 4) .......................................................................30
6.3.5 4WPA - Data Word (Bytes 5 & 6) ...............................................................30
6.3.6 4WPA - Reserved (Byte 7) ........................................................................30
6.4 Acyclic Parameter Access Examples .....................................................................30
7 Advanced Features ............................................................................................................33
7.1 Option Module Advanced Parameters ....................................................................33
7.1.1 Module Revision .......................................................................................33
7.1.2 Module Status ..........................................................................................33
7.1.3 Restore Defaults .......................................................................................33
7.1.4 Module Time-out Action ...........................................................................34
7.1.5 Module Firmware .....................................................................................34
7.1.6 Module Internal Code ...............................................................................34
7.1.7 Missed Messages .....................................................................................34
7.2 Network Fault .......................................................................................................35
7.3 Master Monitor .....................................................................................................35
7.3.1 Master Monitoring Time-out .....................................................................35
7.3.2 Master Monitoring Time-out Action ..........................................................35
7.4 Data Exchange ......................................................................................................36
7.4.1 Data Exchange Time-out ..........................................................................36
7.4.2 Data Exchange Time-out Action................................................................36
7.4.3 Data Exchange Frequency ........................................................................36
7.4.4 Data Exchange Counter ............................................................................
36