AUVA COMPUTER, INC.
BABY 80386 TAM/20-C3
|
Processor |
80386DX |
|
Processor Speed |
20MHz |
|
Chip Set |
C&T |
|
Max. Onboard DRAM |
16MB (2MB on board) |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external memory card (2) |
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NPU Options |
80387SX |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Reset switch |
JP1 |
Turbo switch |
JP5 |
|
Speaker |
JP2 |
External battery |
JP16 |
|
Turbo LED |
JP3 |
32-bit external memory card |
SL1 & SL2 |
|
Power LED & keylock |
JP4 |
|
|
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Jumper |
Position |
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|
|
Pipeline mode enabled |
JP6 |
Closed |
|
|
Pipeline mode disabled |
JP6 |
Open |
|
|
BIOS type select 27256 |
JP15 |
pins 1 & 2 closed |
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|
BIOS type select 27512 |
JP15 |
pins 2 & 3 closed |
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|
CMOS memory normal operation |
JP17 |
pins 1 & 2 closed |
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|
CMOS memory clear |
JP17 |
pins 2 & 3 closed |
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|
Monitor type select color |
JP18 |
Closed |
|
|
Monitor type select monochrome |
JP18 |
Open |
|
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CMOS memory (Internal Battery) |
JP22 |
pins 2 & 3 closed |
|
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CMOS memory (External Battery) |
JP22 |
pins 1 & 2 closed |
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NPU CLOCK SPEED CONFIGURATION |
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|
NPU Speed |
JP7 |
JP8 |
|
Synchronous |
Open |
Open |
|
Asynchronous |
Closed |
Closed |
|
NPU TYPE CONFIGURATION |
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|
Type |
JP13 |
JP14 |
|
80387 |
Closed |
Closed |
|
None |
Open |
Open |
|
DRAM CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
Bank 0 (C1) |
Bank 1 (C1) |
Bank 0 (C2) |
Bank 1 (C2) |
|
1MB/1 |
(8) 411000 |
NONE |
NONE |
NONE |
NONE |
NONE |
|
1MB/2 |
NONE |
NONE |
(18) 41256 |
NONE |
NONE |
NONE |
|
2MB/1 |
(8) 411000 |
(8) 411000 |
NONE |
NONE |
NONE |
NONE |
|
2MB/2 |
NONE |
NONE |
(18) 41256 |
(18) 41256 |
NONE |
NONE |
|
4MB/1 |
(8) 411000 |
(8) 411000 |
(18) 41256 |
(18) 41256 |
NONE |
NONE |
|
4MB/2 |
NONE |
NONE |
(18) 411000 |
NONE |
NONE |
NONE |
|
4MB/3 |
NONE |
NONE |
(18) 41256 |
(18) 41256 |
(18) 41256 |
(18) 41256 |
|
8MB |
NONE |
NONE |
(18) 411000 |
(18) 411000 |
NONE |
NONE |
|
10MB |
(8) 411000 |
(8) 411000 |
(18) 411000 |
(18) 411000 |
NONE |
NONE |
|
16MB |
NONE |
NONE |
(18) 411000 |
(18) 411000 |
(18) 411000 |
(18) 411000 |
|
DRAM SWITCH CONFIGURATION (MAINBOARD) |
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|
Size |
JP11 |
JP12 |
JP24 |
JP25 |
|
1MB/1 |
Open |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
1MB/2 |
Open |
Open |
Open |
Open |
|
2MB/1 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
2MB/2 |
Open |
Open |
Open |
Open |
|
4MB/1 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
4MB/2 |
Open |
Open |
Open |
Open |
|
4MB/3 |
Open |
Open |
Open |
Open |
|
8MB |
Open |
Open |
Open |
Open |
|
10MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
16MB |
Open |
Open |
Open |
Open |
|
DRAM SWITCH CONFIGURATION (EMC/8M-C3) (CARD 1) |
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|
Size |
JP1 |
JP2 |
JP3 |
JP4 |
|
1MB/1 |
N/A |
N/A |
N/A |
N/A |
|
1MB/2 |
Open |
pins 1 & 2 closed |
Open |
pins 1 & 2 closed |
|
2MB/1 |
N/A |
N/A |
N/A |
N/A |
|
2MB/2 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
4MB/1 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
4MB/2 |
Open |
pins 1 & 2 closed |
Open |
pins 1 & 2 closed |
|
4MB/3 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
8MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
10MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
16MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
DRAM SWITCH CONFIGURATION (EMC/8M-C3) (CARD 2) |
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|
Size |
JP1 |
JP2 |
JP3 |
JP4 |
|
1MB/1 |
N/A |
N/A |
N/A |
N/A |
|
1MB/2 |
N/A |
N/A |
N/A |
N/A |
|
2MB/1 |
N/A |
N/A |
N/A |
N/A |
|
2MB/2 |
N/A |
N/A |
N/A |
N/A |
|
4MB/1 |
N/A |
N/A |
N/A |
N/A |
|
4MB/2 |
N/A |
N/A |
N/A |
N/A |
|
4MB/3 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
8MB |
N/A |
N/A |
N/A |
N/A |
|
10MB |
N/A |
N/A |
N/A |
N/A |
|
16MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
PARITY CHECK CONFIGURATION (MAINBOARD ONLY) |
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|
Size |
P0 |
P1 |
|
1MB/1 |
(4) 41256 |
NONE |
|
2MB/1 |
(4) 41256 |
(4) 41256 |
|
4MB/1 |
(4) 41256 |
(4) 41256 |
|
10MB |
(4) 41256 |
(4) 41256 |
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MISCELLANEOUS TECHNICAL NOTE |
|
Note: NMB (AAA2801-8), Micron (MT1259-10), and Hyundai (HY53C256LS) DRAM are inhibited on the EMC/8M-C3 RAM card. |