JAMECO ELECTRONIC COMPONENTS JE1078 Card Type Multi I/O card Chipset/Controller Unidentified I/O Options Game port, memory, parallel port, serial port Maximum DRAM 384KB [Image] CONNECTIONS Purpose Location Purpose Location Serial port J1 Game port J3 Parallel port J2 SERIAL PORT CONFIGURATION Port 1 (J1) JP2 » COM1 Pins 2 & 3 closed COM2 Pins 1 & 2 closed SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION Port 1 JP4 » Normal Pins 1 & 4, 2 & 5, 3 & 6 closed Forced True Pins 4 & 7, 5 & 8, 6 & 9 closed SERIAL PORT INTERRUPT SELECTION Port 1 JP1 » IRQ4 Pins 3 & 4 closed IRQ3 Pins 2 & 4 closed PARALLEL PORT CONFIGURATION LPT IRQ7 JP1/Pins 13 & 14 JP2 » 1 Enabled Closed Pins 5 & 6 closed 2 Disabled Open Pins 4 & 5 closed CLOCK/CALENDAR CONFIGURATION Select I/O Port Address JP2 » Clock 2 2C0h - 2DFh Pins 7 & 8 closed Clock 1 340h - 35Fh Pins 8 & 9 closed Disabled N/A Open CLOCK/CALENDAR INTERRUPT SELECTION IRQ JP1 4 Pins 5 & 6 closed 5 Pins 7 & 8 closed 7 Pins 9 & 10 closed 2 Pins 11 & 12 closed DRAM CONFIGURATION Size Bank Bank Bank Bank Bank Bank SW1/4 SW1/5 SW1/6 0 1 2 3 4 5 64KB (9) None None None None None Off Off Off 4164 128KB (9) (9) None None None None Off Off On 4164 4164 192KB (9) (9) (9) None None None Off On Off 4164 4164 4164 256KB (9) (9) (9) (9) None None On Off Off 4164 4164 4164 4164 320KB (9) (9) (9) (9) (9) None On Off On 4164 4164 4164 4164 4164 384KB (9) (9) (9) (9) (9) (9) On On Off 4164 4164 4164 4164 4164 4164 STARTING MEMORY ADDRESS CONFIGURATION Starting Address Max. RAM on SW1/1 SW1/2 SW1/3 JE1078 0KB (:00000) 384KB Off Off Off 64KB (:10000) 384KB Off Off On 128KB (:20000) 384KB Off On Off 192KB (:30000) 384KB Off On On 256KB (:40000) 384KB On Off Off 320KB (:50000) 320KB On Off On 384KB (:60000) 256KB On On Off 448KB (:70000) 192KB On On On PARITY CONFIGURATION Setting JP3 » Enabled Closed Disabled Open FACTORY CONFIGURED - DO NOT ALTER Jumper Position JP5 N/A