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TVME8240 User Manual Issue 1.2.9
Page 56 of 70
9.2 Jumper
9.2.1 Boot Jumper
Boot Jumper
Jumper Installed
Execute Memory FLASH Program
after board initialization
No Jumper Installed
Execute PMON Bug Program
after board initialization
Table 9-1 : Boot Jumper
The boot jumper status can be read in the Utility Status Register.
After board initialization the boot jumper determines the address of the next program
instruction.
The 8 bit wide socket Boot FLASH must always be installed and provide the board initialization
code at the system reset vector.
If used, the first instruction in the Memory FLASH must reside at address 0xFF00_0100.
9.2.2 VME System Controller Jumper
VME SYSTEM CONTROLLER JUMPER
Jumper 1-2 Installed
Not VME System Controller
Jumper 2-3 Installed
VME System Controller
Auto Configuration
No Jumper Installed
VME System Controller
Table 9-2 : VME System Controller Jumper
The VME system controller jumper controls the Universe-II BGIN3# input signal, which the
Universe-II samples at the end of VME SYSRST# to determine VME System Controller mode.