Specifications

CP302 Functional Description and Configuration
ID 21112, Rev. 05Page 2 - 30 ® PEP Modular Computers GmbH
2.7 Jumper Description
2.7.1 External BIOS
It is possible to redirect the first CPU fetch from the onboard flash to the Flash socket. If
jumper J1 is open, the board boots from the BIOS in the onboard flash memory. When
J1 is closed, the board boots from the socket flash.
2.7.2 Memory Type Selection
This solder jumper selects the memory type to be installed on the flash socket IC6.
2.7.3 Flash Type Selection
This solder jumper selects the flash type to be installed on the flash socket IC6.
Table 2-14: External BIOS Setting
J1 Function Comment
Closed External Bios
Use this setting only if the
onboard flash does not work.
Open Internal Bios
Normal boot from the onboard
BIOS
Table 2-15: Memory Type Selection
J6 J7 Memory type Comment
1-2 1-2 SRAM with 256 kB or 512 kB --
1-3 1-3
All DiskOnChip™, Flash and EPROM types
up to 4 Mbit
Default
Table 2-16: Flash Type Selection
J3 Function Comment
Closed 4 Mbit flash type --
Open 2 Mbit flash type Default
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