Hardware Preparation and Installation
MVME7100 Single Board Computer Installation and Use (6806800E08C
)
36
2.4.1
SMT Configuration Switch, S1
An 8-position SMT configuration switch (S1) is located on the MVME7100 to control the flash
bank write-protect, select the flash boot image, and control the safe start ENV settings. The
default setting on all switch positions is OFF and is indicated by brackets in
Figure 2-4
SMT Configuration Switch Position
1
ON
1
2
3
4
5
6
7
8
Normal ENV
Boot Block A
WP Disabled
Normal Operation
PMC 133 MHz
Reserved
Master WP
Normal Operation
Table 2-5 Configuration Switch Settings (S1)
Switch
Description
Setting
Function
S1-1 Safe
Start
1
[OFF]
ON
Use normal ENV
Use safe ENV
S1-2
Boot Block B
Select
[OFF]
ON
Flash memory map normal and boot block A selected
Boot block B selected, mapped to highest address
S1-3
Flash Bank WP
[OFF]
ON
Entire flash not write-protected
Flash is write-protected
S1-4
JTAG Pass Thru
[OFF]
ON
Normal operation
Pass-Thru mode
S1-5 CORE1
Low
Memory Offset
[OFF]
ON
Normal operation
Summary of Contents for MVME7100
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