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5.2.1 Channel Registers
This register is used to specify which events should result in an interrupt asserted to
the VMEbus.
Interrupt Mask Register
Channel Offset
Read/Write |
7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
$0F |
MF_Ua2 |
MF_Ua1 |
MF_DI |
MF_IND |
MCAR |
MBOR |
MDI |
MIND |
- MF_Ua2
- When this bit is set, and the corresponding F_Ua2 bit in the Direct Input Register is set, an interrupt request to
the Bus Interrupter Module (BIM) will be active.
- MF_Ua1
- When this bit is set, and the corresponding F_Ua1 bit in the Direct Input Register is set, an interrupt request to
the Bus Interrupter Module (BIM) will be active.
- MF_DI
- When this bit is set, and the corresponding F_DI bit in the Direct Input Register is set, an interrupt request to
the Bus Interrupter Module (BIM) will be active.
- MF_IND
- When this bit is set, and the corresponding F_IND bit in the Direct Input Register is set, an interrupt request to
the Bus Interrupter Module (BIM) will be active.
- MCAR
- When this bit is set, and the corresponding CAR bit in the Index Status Register is set, then an interrupt request
to the Bus Interrupter Module (BIM) will be active.
- MBOR
- When this bit is set, and the corresponding MOR bit in the Index Status Register is set, then an interrupt request
to the Bus Interrupter Module (BIM) will be active.
- MDI
- When this bit is set, a difference between the DI bit and the CDI bit will cause an
interrupt request to the Bus Interrupter Module (BIM).
- MIND
- When this bit is set, a difference between the IND bit and the CIND bit will cause an
interrupt request to the Bus Interrupter Module (BIM).
After a SYSRESET these bits are cleared.

CC433 - 12 Channel Incremental Encoder Interface with Isolated Inputs and Cable Fault
Detection - 22 MAY 1997
Copyright © 1997 Compcontrol, Inc.
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