TEXAS INSTRUMENTS
SYSTEM SP1000
| 
 Processor  | 
 80386SX  | 
| 
 Processor Speed  | 
 16MHz  | 
| 
 Chip Set  | 
 AMD  | 
| 
 Max. onboard DRAM  | 
 1MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 AMD  | 
| 
 Dimensions  | 
 355mm x 304mm  | 
| 
 I/O Options  | 
 32-bit proprietary bus slot  | 
| 
 NPU Options  | 
 80387SX  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Control panel connector  | 
 J23  | 
 32-bit proprietary bus slot  | 
 S1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Switch  | 
 Position  | |
| » | 
 Monitor type select monochrome  | 
 SW1/switch 5  | 
 Off  | 
| 
 Monitor type select color  | 
 SW1/switch 5  | 
 On  | |
| » | 
 CPU speed select smart mode  | 
 SW1/switch 6  | 
 On  | 
| 
 CPU speed select 16MHz  | 
 SW1/switch 6  | 
 Off  | |
| » | 
 Factory configured - do not alter  | 
 SW2/switch 1  | 
 N/A  | 
| » | 
 System select 1 wait state  | 
 SW2/switch 3  | 
 Off  | 
| 
 System select 0 wait states  | 
 SW2/switch 3  | 
 On  | |
| » | 
 Factory configured - do not alter  | 
 SW2/switch 4  | 
 N/A  | 
| 
 Note:In the smart mode, the processor slows down during accesses to the diskette drive.  | |||
| 
 BIOS CONFIGURATION  | |||||
| 
 BIOS  | 
 SW1/switch 1  | 
 SW1/switch 2  | 
 SW1/switch 3  | 
 SW1/switch 4  | |
| » | 
 27128  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 27256  | 
 Off  | 
 Off  | 
 On  | 
 On  | |
| 
 NPU CONFIGURATION  | ||||
| 
 NPU  | 
 J20  | 
 J21  | 
 J22  | |
| » | 
 Enabled  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
| 
 Disabled  | 
 pins 2 & 3 closed  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | |
| 
 SYSTEM DRAM CONFIGURATION  | |
| 
 Size  | 
 DIPPs  | 
| 
 1MB  | 
 (32) 41256  | 
| 
 SYSTEM MEMORY MODE CONFIGURATION  | |||||
| 
 Base  | 
 BIOS  | 
 External Memory  | 
 SW1/7  | 
 SW1/8  | 
 SW2/2  | 
| 
 640KB  | 
 Normal  | 
 0KB  | 
 On  | 
 On  | 
 Off  | 
| 
 640KB  | 
 Loaded high  | 
 0KB  | 
 On  | 
 Off  | 
 Off  | 
| 
 640KB  | 
 Normal  | 
 256KB  | 
 Off  | 
 On  | 
 On  | 
| 
 640KB  | 
 Loaded high  | 
 256KB  | 
 Off  | 
 Off  | 
 On  | 
| 
 USER CONFIGURABLE SETTINGS FOR EXTERNAL MEMORY  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| » | 
 Factory configured - do not alter  | 
 JP1  | 
 pins 1 & 2 closed  | 
| » | 
 Factory configured - do not alter  | 
 JP2  | 
 pins 2 & 3 closed  | 
| » | 
 Factory configured - do not alter  | 
 TP1  | 
 pins 3 & 8, 4 & 9 closed  | 
| » | 
 Factory configured - do not alter  | 
 TP2  | 
 pins 3 & 8, 4 & 9 closed  | 
| 
 EXTERNAL MEMORY CONFIGURATION  | ||||
| 
 Size  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
 Bank 4  | 
| 
 2MB  | 
 (16) 411000  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (16) 411000  | 
 (16) 411000  | 
 NONE  | 
 NONE  | 
| 
 6MB  | 
 (16) 411000  | 
 (16) 411000  | 
 (16) 411000  | 
 NONE  | 
| 
 8MB  | 
 (16) 411000  | 
 (16) 411000  | 
 (16) 411000  | 
 (16) 411000  | 
| 
 EXTERNAL MEMORY SWITCH CONFIGURATION  | |||
| 
 Size  | 
 SW1/switch 1  | 
 SW1/switch 2  | 
 SW1/switch 3  | 
| 
 2MB  | 
 On  | 
 On  | 
 On  | 
| 
 4MB  | 
 Off  | 
 On  | 
 On  | 
| 
 6MB  | 
 Off  | 
 Off  | 
 On  | 
| 
 8MB  | 
 Off  | 
 Off  | 
 Off  |