Fujitsu FR81S Manual Do Utilizador
CHAPTER 49: BUS DIAGNOSIS FUNCTION
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : BUS DIAGNOSIS FUNCTION
FUJITSU SEMICONDUCTOR CONFIDENTIAL
23
5.3. Notes
This section explains the notes of bus diagnosis function.
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When bus diagnosis test function of R-bus is used
When it accesses the following resource area in the state (RBEN was set in "1" by the bus diagnosis
test register, and either AEN[3:0] and CEN or DEN[3:0] was set in "1"), the error is detected. At this
time, it might seem that the bus was diagnosed.
At this time, the write access to the resource is executed.
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Watchdog timer
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Delay interrupt
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Reload timer 0/1/2
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Interrupt controller
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Reset control/power consumption control
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Clock control
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DMA transfer request by peripheral
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DMA controller
MB91520 Series
MN705-00010-1v0-E
2116