DIAMOND FLOWER, INC.
386SX-16/20/25DN
Processor | 80386SX |
Processor Speed | 16/20/25MHz |
Chip Set | Diamond Flower |
Max. Onboard DRAM | 16MB |
Cache | None |
BIOS | AMI |
Dimensions | 241mm x 220mm |
I/O Options | None |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Keyboard connector | J1 | Speaker | J5 |
Reset switch | J2 | Power LED & keylock | J6 |
Turbo switch | J3 | External battery | J9 |
Turbo LED | J4 |
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USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Monitor type select color | J7 | closed |
| Monitor type select monochrome | J7 | open |
» | CMOS memory normal operation (Internal Battery) | J8 | pins 1 & 2 closed |
| CMOS memory normal operation (External Battery) | J8 | pins 2 & 3 closed |
| CMOS memory clear | J8 | Open |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
512KB | (2) 256K x 9 | NONE | NONE | NONE |
1MB | (2) 256K x 9 | (2) 256K x 9 | NONE | NONE |
2MB | (2) 256K x 9 | (2) 256K x 9 | (2) 256K x 9 | (2) 256K x 9 |
2MB | (2) 1M x 9 | NONE | NONE | NONE |
2.5MB | (2) 256K x 9 | (2) 1M x 9 | NONE | NONE |
3MB | (2) 256K x 9 | (2) 256K x 9 | (2) 1M x 9 | NONE |
4MB | (2) 1M x 9 | (2) 1M x 9 | NONE | NONE |
4.5MB | (2) 1M x 9 | (2) 1M x 9 | (2) 256K x 9 | NONE |
5MB | (2) 256K x 9 | (2) 256K x 9 | (2) 1M x 9 | (2) 1M x 9 |
6MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | NONE |
8MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
8MB | (2) 4M x 9 | NONE | NONE | NONE |
10MB | (2) 1M x 9 | (2) 4M x 9 | NONE | NONE |
16MB | (2) 4M x 9 | (2) 4M x 9 | NONE | NONE |
REFRESH TYPE CONFIGURATION | |||
Type | J9 | J10 | |
» | Burst refresh (90 µs) | Closed | Open |
| Fast refresh (30 µs) | Open | Closed |
| Standard refresh (15 µs) | Open | Open |
| Fast burst refresh (180 µs) | Closed | Closed |