CanFestival CAN interfaces

Because most CAN controllers and drivers implement FIFOs, CanFestival consider sending message as a non bloking operation.

In order to prevent reentrent calls to the stack, messages reception is implemented differently on µC and OS.:

  1. µC must provide interuption masking for timer and can receive IT
    Image 10000201000003CA0000016604E6A5EF
  2. OS must provide a receive thread, a timer thread and a mutex. CAN reception is a bloking operation.
    Image 10000201000003F9000002CF8B0CDAEA


epimerde 2007-06-08