Preparing the Board
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1-5
1
MVME172P4 Configuration
Figure 1-1
illustrates the placement of the jumper headers, connectors,
configuration switches, and various other components on the
MVME172P4. Manually configurable jumper headers and configuration
switches on the MVME172P4 are listed in the following table.
Note
Jumper J3
is not listed, as it is provided for manufacturing
purposes only and cannot be configured.
Table 1-2. MVME172P4 Configuration Settings
Function
Factory Default
VME System Controller (J1)
2-3
IP Bus Clock (J14)
1-2
SIM Selection for Serial Port B (J15)
SIMM06
Serial Port 1/Console Clock (J16)
No jumpers
Serial Port 2 Clock (J17)
No jumpers
IP Bus Strobe (J19)
No jumper
SRAM Backup Power Source (J22)
1-3, 2-4
EPROM Size (J23)
2-3
Flash Write Protection (J24)
Jumper on
MC2 DRAM Size (S3)
Off-Off-Off
If you modify the switch settings, you will need to execute env;d
<CR> so that the firmware recognizes the new memory
defaults.
On
IP DMA Snoop Control (S5 Pins 1/2)
On-On
IP Reset Mode (S5 Pin 3)
On
Flash Write Enable Mode (S5 Pin 4)
On
MCECC DRAM Size (S6)
On-Off-On
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