SIGMA DESIGNS, INC. MAXIMIZER Card Type Multi-I/O Chipset Unidentified Maximum Onboard Memory 384KB DRAM I/O Options Clock/calendar, game port, parallel port, serial ports (2) Data Bus 8-bit ISA [Image] CONNECTIONS Function Label Function Label Serial port 1 J1 Game port J3 Serial port 2 J2 Parallel port J4 USER CONFIGURABLE SETTINGS Setting Label Position » Factory configured - do not alter JB3 Pins 2 & 3, 4 & 5 closed » Factory configured - do not alter JB4 Pins 2 & 3 closed » Factory configured - do not alter JB5 Pins 2 & 3 closed » Factory configured - do not alter JB6 Pins 2 & 3 closed » Factory configured - do not alter JB7 Pins 2 & 3, 4 & 5 closed » Factory configured - do not alter JB8 Pins 2 & 3 closed » Factory configured - do not alter JB9 Pins 2 & 3 closed » Factory configured - do not alter JB10 Pins 2 & 3 closed » Clock/calendar address set to 377h JB11 Pins 2 & 3 closed Clock/calendar address set to 277h JB11 Pins 1 & 2 closed » Parallel port address set to 378h JB12 Pins 2 & 3 closed Parallel port address set to 278h JB12 Pins 1 & 2 closed » Parallel port is unidirectional JB13 Pins 2 & 3 closed Parallel port is bidirectional JB13 Pins 1 & 2 closed » Game port enabled SW1/4 On Game port disabled SW1/4 Off USER CONFIGURABLE SETTINGS (CON’T) Setting Label Position » Parallel port enabled SW1/5 On Parallel port disabled SW1/5 Off » Clock/calendar enabled SW1/6 On Clock/calendar disabled SW1/6 Off » Serial port 2 enabled SW1/7 On Serial port 2 disabled SW1/7 Off » Serial port 1 enabled SW1/8 On Serial port 1 disabled SW1/8 Off » Parity checking on memory enabled SW2/4 On Parity checking on memory disabled SW2/4 Off Note:Jumpers JB3 through JB10 are used for shorting or swapping serial port signals. JB3 through JB6 are for port 1, and JB7 through JB10 are for port 2. Defaults shown are for standard DTE setting. Other configurations are unidentified. STARTING MEMORY ADDRESS SELECTION Setting SW1/1 SW1/2 SW1/3 0KB Off Off Off 64KB On Off Off 128KB Off On Off 192KB On On Off 256KB Off Off On 320KB On Off On 384KB Off On On 448KB On On On DRAM CONFIGURATION Setting Bank 0 Bank 1 Bank 2 Bank 3 0KB None None None None 64KB (9) 64K x 1 None None None 128KB (9) 64K x 1 (9) 64K x 1 None None 192KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 None 256KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 320KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 384KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 512KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 DRAM CONFIGURATION (CON’T) Setting Bank 4 Bank 5 Bank 6 Bank 7 0KB None None None None 64KB None None None None 128KB None None None None 192KB None None None None 256KB None None None None 320KB (9) 64K x 1 None None None 384KB (9) 64K x 1 (9) 64K x 1 None None 512KB (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 (9) 64K x 1 Note:The locations of banks 6 and 7 are unidentified. DRAM SWITCH CONFIGURATION Setting SW2/1 SW2/2 SW2/3 0KB Off Off Off 64KB On Off Off 128KB Off On Off 192KB On On Off 256KB Off Off On 320KB On Off On 384KB Off On On 512KB On On On SERIAL PORT 1 INTERRUPT SELECTION Setting JB1/A JB1/B JB1/C JB1/D IRQ2 Pins 1 & 2 Open Open Open closed IRQ3 Open Pins 1 & 2 Open Open closed » IRQ4 Open Open Pins 1 & 2 Open closed IRQ5 Open Open Open Pins 1 & 2 closed SERIAL PORT 2 INTERRUPT SELECTION Setting JB1/A JB1/B JB1/C JB1/D IRQ2 Pins 2 & 3 Open Open Open closed » IRQ3 Open Pins 2 & 3 Open Open closed IRQ4 Open Open Pins 2 & 3 Open closed IRQ5 Open Open Open Pins 2 & 3 closed SERIAL PORT 1 ADDRESS SELECTION Setting JB2/A JB2/B JB2/C JB2/D » 3F8h (COM1:) Open Open Open Pins 1 & 2 closed 2F8h (COM2:) Open Open Pins 1 & 2 Open closed 3E8h (COM3:) Open Pins 1 & 2 Open Open closed 2E8h (COM4:) Pins 1 & 2 Open Open Open closed SERIAL PORT 2 ADDRESS SELECTION Setting JB2/A JB2/B JB2/C JB2/D 3F8h (COM1:) Open Open Open Pins 2 & 3 closed » 2F8h (COM2:) Open Open Pins 2 & 3 Open closed 3E8h (COM3:) Open Pins 2 & 3 Open Open closed 2E8h (COM4:) Pins 2 & 3 Open Open Open closed