52 PCIE-5565RC* Ultrahigh Speed Fiber-Optic Reflective Memory with Interrupts
Publication No. 500-9300875565-000 Rev. C.0
3.3 RFM Control and Status Registers
The RFM Control and Status Registers for the RFM-5565 are memory cycle
accessible at the offsets from the value stored in Base Address Register 2. The
offsets are specified below. The space reserved for this group of registers is 64
bytes.
Table 3-42 Memory Map of the Local Control and Status Registers
Offset
Mnemon
ic
Description
Access
Comments
$0
BRV
Board Revision
read only
Current board revision/model
$1
BID
Board ID Register
read only
BID is $65 for RFM-5565
$3.2
BRB
Board Revision Build
read only
Current board revision build
$4
NID
Node ID Register
read only
Set by 8 switches of S2
$7..5
--
Reserved
--
$B..8
LCSR1
Local Control & Status Reg. 1 read/write Some bits reserved. Some bits read-only.
$F..C
--
Reserved
--
$13..10 LISR
Local Interrupt Status Reg.
read/write Some bits reserved. Some bits read-only.
$17..14 LIER
Local Interrupt Enable Reg.
read/write
$1B..18 NTD
Network Target Data
read/write 32 Data bits for network target
$1C
NTN
Network Target Node
read/write Target node ID for network Int.
$1D
NIC
Network Interrupt Command read/write Select Int type and initiate interrupt
$1F..1E --
Reserved
--
$23..20 ISD1
Int. 1 Sender Data
read only
127 loc. By 32-bit FIFO for network Int. 1
$24
SID1
Int. 1 Sender ID
read/clear 127 loc. Deep FIFO/ write clears pointers
$27..25 --
Reserved
--
$2B..28 ISD2
Int. 2 Sender Data
read only
127 loc. By 32-bit FIFO for network Int. 2
$2C
SID2
Int. 2 Sender ID
read/clear 127 loc. Deep FIFO/ write clears pointers
$2F..2D --
Reserved
--
$33..30 ISD3
Int. 3 Sender Data
read only
127 loc. By 32-bit FIFO for network Int. 3
$34
SID3
Int. 3 Sender ID
read/clear 127 loc. Deep FIFO/ write clears pointers
$37..35 --
Reserved
$3B..38 ISD4
Int. 4 Sender Data
read only
127 loc. By 32-bit FIFO for network Int. 4
$3C
SID4
Int. 4 Sender ID
read/clear 127 loc. Deep FIFO/ write clears pointers
$3F..3D --
Reserved
--
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