Technical data

Controls, LEDs, and Connectors

MVME2502 Installation and Use (6806800R96B)

3.5.2 SMT Configuration Switch (S2)

This eight position SMT configuration switch controls the flash bank user defined switch,

selects the flash boot image, and controls the safe start ENV settings. The default setting on all

switch positions is "OFF" and is indicated by brackets in Table 3-19.

Figure 3-7 SMT Configuration Switch Position

Table 3-19 Geographical Address Switch Settings

SW2 DEFAULT Signal Name Description Notes

1 OFF (Normal Env) NORMAL_ENV Safe Start ("ON"= Use

normal ENV, "OFF"= Use

safe ENV)

2 OFF (Flash Block A) BOOT_BLOCK_A Boot Block B Select

3 OFF (User defined) FLASH_WP_N User defined

4 OFF (User defined) PMC_XMC_SEL User defined Will select if XMC card or

PMC card is used

5 OFF (133 MHz) PMC_133 PCI frequency selection