Chapter 10 Start Up and Initialization
Introduction ............................................................................................................................................ 58
Hardware Initialization .......................................................................................................................... 59
Startup Sequence............................................................................................................................ 59
Dual Port Memory Check (Optional) ............................................................................................ 59
Hardware Check (Optional) .......................................................................................................... 60
Software Initialization............................................................................................................................ 60
Prepare Initialization Data............................................................................................................ 60
Start Initialization......................................................................................................................... 60
Initialise Parameter Values............................................................................................................ 61
Set Initial Fieldbus Data............................................................................................................... 61
End Initialization.......................................................................................................................... 61
Basic Initialization Sequence Example 1 ....................................................................................... 62
Basic Initialization Sequence Example 2 ....................................................................................... 62
Advanced Initialization Example.................................................................................................. 63
Chapter 11 Indication LEDs
Fieldbus Status Indicators..................................................................................................................... 64
Anybus-S Watchdog LED .................................................................................................................... 64
Chapter 12 Firmware Upgrade
Chapter 13 Driver Example
Interrupt Handler ................................................................................................................................... 67
Interface Handler ................................................................................................................................... 68
Mailbox Handler..................................................................................................................................... 69
Chapter 14 Mechanical Aspects
PCB Measurements................................................................................................................................ 70
Height Restrictions................................................................................................................................. 70
Mounting Holes...................................................................................................................................... 71
Application Connector .......................................................................................................................... 71
Fieldbus Connector(s) ........................................................................................................................... 71
Fieldbus Status Indication LED’s........................................................................................................ 72
Appendix A Extended Memory Mode (4K DPRAM)
Appendix B Deviances
General..................................................................................................................................................... 74
Locked Release Behavior ...................................................................................................................... 74
Application Interface Hardware Deviances ....................................................................................... 75
