UNIDENTIFIED
ENDAT-386SB
Processor | 80386SX (exact location unidentified) |
Processor Speed | 16MHz |
Chip Set | Unidentified |
Max. Onboard DRAM | 8MB |
Cache | None |
BIOS | Unidentified |
Dimensions | 330mm x 210mm |
I/O Options | None |
NPU Options | 80387SX (exact location unidentified) |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J1 | Speaker | J19 |
Turbo LED | J17 | Power LED & keylock | J20 |
Turbo switch | J18 | Reset switch | JP1 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
Turbo enabled (16MHz) | J18 | Closed | |
Turbo disabled (8MHz) | J18 | Open | |
Monitor type select monochrome | JP2 | Open | |
Monitor type select color | JP2 | Closed |
DRAM CONFIGURATION | |||
Size | Bank 0A | Bank 0 | Bank 1A |
512KB | (4) 44256 & (2) 41256 | NONE | NONE |
1MB | (4) 44256 & (2) 41256 | NONE | (4) 44256 & (2) 41256 |
1.5MB | (4) 44256 & (2) 41256 | (2) 256K x 9 | (4) 44256 & (2) 41256 |
2MB | (4) 44256 & (2) 41256 | (2) 256K x 9 | (4) 44256 & (2) 41256 |
2MB | NONE | (2) 1M x 9 | NONE |
4MB | NONE | (2) 1M x 9 | NONE |
6MB | NONE | (2) 1M x 9 | NONE |
8MB | NONE | (2) 1M x 9 | NONE |
Note: (2) 41256 are parity chips. |
DRAM CONFIGURATION (CON’T) | |||
Size | Bank 1 | Bank 2 | Bank 3 |
512KB | NONE | NONE | NONE |
1MB | NONE | NONE | NONE |
1.5MB | NONE | NONE | NONE |
2MB | (2) 256K x 9 | NONE | NONE |
2MB | NONE | NONE | NONE |
4MB | (2) 1M x 9 | NONE | NONE |
6MB | (2) 1M x 9 | (2) 1M x 9 | NONE |
8MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
WAIT STATE CONFIGURATION | |||||
Page hit | Page miss | JP5 | JP6 | ||
Bank hit | Bank miss | Bank hit | Bank miss | ||
0 | 0 | 2 | 2 | 1 & 2 | 1 & 2 |
0 | N/A | 2 | 1 | 1 & 2 | 2 & 3 |
1 | 0 | 2 | 2 | 2 & 3 | 1 & 2 |
2 | 0 | 3 | 3 | 2 & 3 | 2 & 3 |
MISCELLANEOUS TECHNICAL NOTE |
Note: The location of pin 1 is unidentified. |