Exceptions, Sources of reset, Exceptions -8 – Motorola MVME2300 Series User Manual

Page 252: Sources of reset -8

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5-8

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Programming Details

5

Exceptions

Sources of Reset

There are eight potential sources of reset on MVME2300 series boards.
They are:

1. Power-On reset

2. RESET switch

3. Watchdog Timer reset via the MK48T59/559 Timekeeper device

4. Port 92 Register via the PIB

5. I/O Reset via the Clock Divisor register in the PIB

6. VMEbus SYSRESET

signal

7. Local software reset via the Universe ASIC (MISC_CTL register)

8. VME System Reset Via the Universe ASIC (MISC_CTL register)

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