AURORA TECHNOLOGIES, INC.
MM401A/MM401AX/MM401A+
| 
 Card Type  | 
 Serial card  | 
| 
 Chipset Controller  | 
 Unidentified  | 
| 
 I/O Options  | 
 Serial port (4) (Four DB-25 serial ports on external cable)  | 
| 
 Maximum DRAM  | 
 N/A  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 62-pin interface connector  | 
 CN1  | 
| 
 BOARD BASE ADDRESS SELECTION  | ||||||
| 
 Address  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | |
| » | 
 E0000h  | 
 On  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 EC000h  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
 Off  | |
| 
 E8000h  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
 Off  | |
| 
 E4000h  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
 Off  | |
| 
 DC000h  | 
 Off  | 
 Off  | 
 Off  | 
 On  | 
 Off  | |
| 
 D8000h  | 
 On  | 
 Off  | 
 Off  | 
 On  | 
 Off  | |
| 
 D4000h  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
 Off  | |
| 
 D0000h  | 
 On  | 
 On  | 
 Off  | 
 On  | 
 Off  | |
| 
 CC000h  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
 Off  | |
| 
 C8000h  | 
 On  | 
 Off  | 
 On  | 
 On  | 
 Off  | |
| 
 BOARD BASE ADDRESS SELECTION  | |||||
| 
 Address  | 
 SW1/6  | 
 SW1/7  | 
 SW1/8  | 
 SW1/9  | 
 SW1/10  | 
| 
 EC000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 E8000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 E4000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 E0000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 DC000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 D8000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 D4000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 D0000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 CC000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 C8000h  | 
 Off  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 INTERRUPT SELECTION  | |||||||||
| 
 IRQ  | 
 JP1/A  | 
 JP1/B  | 
 JP1/C  | 
 JP1/D  | 
 JP1/E  | 
 JP1/F  | 
 JP1/G  | 
 JP1/H  | |
| » | 
 15  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 2/9  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 4  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 5  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 7  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 10  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 11  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 12  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |