26
2
VMIVME-2533 Differential Digital Ouput Board
CSR Base Address
The CSR of the VMIVME-2533 includes a byte for the board I.D. number. As such, the
CSR occupies two bytes of the VMEbus short I/O address space. The CSR has its own
set of address jumpers so the data and CSRs in a system can be stacked into separate
but contiguous memory locations. The CSR jumpers JC and JE are configured at the
factory to a base address of 0004 HEX, as shown in Figure 2-4 below.
Figure 2-4
CSR Base Address Configuration
JC
JE
A
B
C
1
2
3
4
5
6
8
9
10
11
12
13
14
15
ADDRESS BIT 08
ADDRESS BIT 15
ADDRESS BIT 01
ADDRESS BIT 07
JUMPER
INSTALLED = 0
OPEN = 1
7
ADDRESS
MODIFIER
(SEE FIGURE 5.4-1)
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