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MPU Off-board Error
Description:
An error occurred while the MPU was attempting to access an off-board
resource.
MPU Notification:
TEA is asserted during off-board access.
Status:
Bit 8 of the MPU Status and DMA Interrupt Count Register. Address
$FFF40048.
Comments:
This can be caused by a VMEbus time-out, a VMEbus BERR, or an
MVME172 VMEbus access time-out. The latter is the time from when the
VMEbus has been requested to when it is granted.
MPU TEA - Cause Unidentified
Description:
An error occurred while the MPU was attempting an access.
MPU Notification:
TEA is asserted during an MPU access.
Status:
Bit 10 of the MPU Status and DMA Interrupt Count Register at address
$FFF40048 in the VMEchip2.
Comments:
No status was given as to the cause of the TEA assertion.
MPU Local Bus Time-out
Description:
An error occurred while the MPU was attempting to access a local
resource.
MPU Notification:
TEA is asserted during the MPU access.
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Software Support Considerations
1
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