MXH832 User’s Guide –
Dolphin Interconnect Solutions
Page 12
Use Cases Summary and Settings
Table 4: Use Case DIP switch settings below gives an overview of the various use cases, settings and limitations
.
Use
case
Description
Host DIP switch setting
Target DIP switch setting
A
One Host system having a MXH832 in
Host mode connecting to one MXH832 in
Target mode or a 3rd party expansion
system.
All
off
–
shipping default
Basic target configuration
OPT1:
on
OPT2:
on
All other
off
Basic target configuration
with Alternative slot clocking
OPT1:
on
OPT2:
on
OPT3:
on
All other
off
B
One Host system having a MXH832 in
Host mode connecting to two MXH832s in
Target mode or two 3rd party expansion
systems.
OPT1:
On
All other DIPs
off
C
One Host system having a MXH832 in
Host mode connecting to four MXH832s
in Target mode or four 3rd party
expansion systems.
OPT2:
On
All other DIPs
off
Table 4: Use Case DIP switch settings
Use Cases
The MXH832 card may be used as both a Host card and a Target card. A
Host and Target card can be used as a pair or the Host card can be used
with a compliant Target device. The supported use cases and the DIP
switch settings are summarized in Table 4: Use Case DIP switch settings.
Please use the table to identify the correct DIP switch settings.
Use Case A - 1 Host
–
Single Expansion Configuration
The Host system has a MXH832 adapter configured for Host operation
and a direct x4, x8 or x16 link to a MXH832 configured for Target
operation.
Connecting the cables for single expansion, x16 link
To establish an x16 link, a given port number should be connected to the same port number on the other card.
Always connect a cable from Port #x to Port #x
Port Host A
Port Expansion
P1
P1
P2
P2
P3
P3
P4
P4
Table 5: Required x16 cabling
A failure connecting any of the cables will cause the link to re-train to x8 or x4.
Figure 2: Use Case A