Hardware manual

EUROCOM-17-5xx 2 Installation
Hardware Manual 37
2.2 Default Board Setting
Table14: Default Settings
Jumpers/Switches Position Description
J301 1 - 2 VIC68
J1201 1 - 2 Digclk, see Section2.3.1 ‘Digclk Invertion (J1201)’
J1202 open TTL graphic outputs disabled, see Section2.3.2
‘Enable TTL Video (J1202)’
J1401 closed Watchdog period 100ms, see Section2.3.3
‘Watchdog Period (J1401)’
J1601 open No programming voltage for Flash EPROM,
see Section2.3.4 ‘Flash EPROM Programming
Voltage (J1601)’
J1605 1 - 2 See Section2.3.5 ‘Pin1 Connection of EPROM
(J1605)’
J1701 open Boot from Flash EPROM
J1702 closed Write enable for serial EEPROM, seeSection2.3.6
‘EEPROM Write Enable (J1702)’
J1703 open No VMEbus IRQs handled by secondary CPU.
(See Section2.3.8 ‘VMEbus Interrupts for
Secondary CPU (J1703)’)
J1801 1 - 2 See Section2.3.7 ‘Snooping of Secondary CPU
(J1801)’
S901 0 VMEbus slave address at $8000.0000, see
Section2.3.9.1 ‘VMEbus Slave Address (S901)’
S902 0 Default initialization values, see Section2.3.9.2
‘Hardware Configuration (S902)’
S3 SC System controller enabled, see Section2.3.9.3
‘System Controller Switch (S3)’