Fujitsu MB96300 series Hardware Manual page 634

CHAPTER 22 CAN CONTROLLER
626
Figure 22.9-4 CPU Handling of a FIFO Buffer
START
Read Interrupt Pointer
case Interrupt Pointer
0x8000h
Status Change
Interrupt Handling
MessageNum = Interrupt Pointer
Write MessageNum to IFx Command Request
(Read Message to IFx Registers,
Reset NewDat = 0,
Reset IntPnd = 0)
Read IFx Message Control
NewDat = 1
Read Data from IFx Data A,B
EoB = 1
MessageNum = MessageNum + 1
MB96300 Super Series Hardware Manual
Message Interrupt
else 0x0000h
END
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