INVISIBLE SOFTWARE, INC.
INVISIBLE EMS
| 
 Card Type  | 
 Memory card  | 
| 
 Maximum Onboard Memory  | 
 8192KB DRAM  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 Card Size  | 
 Three-quarter length, full-height card  | 
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Function  | 
 Label  | 
 Position  | 
| 
 Parity enable  | 
 W1  | 
 Closed  | 
| 
 Parity disable  | 
 W1  | 
 Open  | 
| 
 High memory enable  | 
 SW1/1  | 
 Off  | 
| 
 High memory disable  | 
 SW1/1  | 
 On  | 
| 
 BUS TYPE SELECTION  | ||||||||||
| 
 BUS  | 
 W2  | 
 W3  | 
 W4  | 
 W5  | 
 W6  | 
 W7  | 
 W8  | 
 W9  | 
 W10  | 
 W11  | 
| 
 XT  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 AT  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 Note: Pins designated are in the closed position.  | ||||||||||
| 
 BIT MODE SELECTION  | ||||||
| 
 Mode  | 
 W15  | 
 W16  | 
 W17  | 
 W18  | 
 W19  | 
 W20  | 
| 
 8-bit  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 8/16-bit  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 16-bit  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 DRAM JUMPER CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 512KB  | 
 (9) 256K x 1  | 
 (9) 256K x 1  | 
| 
 2048KB  | 
 (9) 1M x 1  | 
 (9) 1M x 1  | 
| 
 8192KB  | 
 (9) 4M x 1  | 
 (9) 4M x 1  | 
| 
 Note: 16-pin memory chips should be mounted in the lower left corner of the socket. 18-pin memory chips should be mounted in the upper right corner of the socket.  | ||
| 
 MEMORY CHIP TYPE SELECTION  | ||
| 
 Type  | 
 W21  | 
 W22  | 
| 
 256K x 1  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 1M x 1  | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | 
| 
 4M x 1 DRAM  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 ADAPTER SELECTION  | ||
| 
 Setting  | 
 W13  | 
 W14  | 
| 
 Primary  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 Secondary  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 I/O ADDRESS SELECTION  | |||
| 
 Setting  | 
 SW1/6  | 
 SW1/7  | 
 SW1/8  | 
| 
 208h  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 218h  | 
 Closed  | 
 Closed  | 
 Open  | 
| 
 248h  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 258h  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 2A8h  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 2B8h  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 2E8h  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 2F8h  | 
 Open  | 
 Open  | 
 Open  | 
| 
 DOS BACKFILL SELECTION  | ||||
| 
 Backfill  | 
 SW1/2  | 
 SW1/3  | 
 SW1/4  | 
 SW1/5  | 
| 
 None  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 512K-640K  | 
 Open  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 384K-640K  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 256K-640K  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 128K-640K  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 0K-640K  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 384K-512K  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 256K-512K  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 128K-512K  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 0K-512K  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 Note: This feature allows user with less than 640K of onboard memory to increase DOS memory to 640K.  | ||||