TEXT View Source
# AMERICAN MEGATRENDS, INC.
ATLAS VIP
Processor Pentium
Processor 90/100MHz
Speed
Chip Set American Megatrends
Max. Onboard 128MB
DRAM
Cache 256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (3), 32-bit VESA local bus slots
(2), floppy drive interface, IDE interface,
parallel port, PS/2 mouse port, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| PS/2 mouse port | J2 | Power LED & | J40 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Serial port 2 | J5 | Reset switch | J42 |
|-------------------+----------+------------------+----------|
| Serial port 1 | J6 | IDE interface | J44 |
| | | LED | |
|-------------------+----------+------------------+----------|
| External battery | J7 | Turbo switch | J46 |
|-------------------+----------+------------------+----------|
| Floppy drive | J8 | Turbo LED | LED 1 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Parallel port | J9 | 32-bit PCI slots | PC1 - |
| | | | PC3 |
|-------------------+----------+------------------+----------|
| IDE interface | J10 | 32-bit VESA | SL1 & |
| | | Local bus slots | SL2 |
|-------------------+----------+------------------+----------|
| Speaker | J36 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | J11 | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J12 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J14 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J15 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J17 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J18 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J22 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J23 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Flash BIOS write protect enabled | J24 | Closed |
|---+----------------------------------+--------+------------|
| | Flash BIOS write protect | J24 | Open |
| | disabled | | |
|---+----------------------------------+--------+------------|
| » | Serial port 1 IRQ select IRQ4 | J27 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 1 IRQ select IRQ3 | J27 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Parallel port IRQ select IRQ7 | J29 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parallel port IRQ select IRQ5 | J29 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Serial port 2 IRQ select IRQ3 | J30 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 2 IRQ select IRQ4 | J30 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Onboard mouse IRQ12 enabled | J31 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Bus mouse IRQ12 enabled | J31 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | J35 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | J35 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J45 | Closed |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 512K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 10MB | (2) 256K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 34MB | (2) 256K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (8) 32K x 8 | (1) 32K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (8) 64K x 8 | (1) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J13 | J16 | J20 |
|-------+-----------------+-----------------+----------------|
| 256KB | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 512KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J43 |
|-------------------------------+----------------------------|
| 60/66/90i/100iMHz | Open |
|-------------------------------+----------------------------|
| 50/100iMHz | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 3.3 VOLT POWER SOURCE CONFIGURATION |
|------------------------------------------------------------|
| Description | J19 | J21 |
|--------------------+--------------------+------------------|
| RG 1 regulator not | Open | Open |
| used | | |
|--------------------+--------------------+------------------|
| Single regulator | pins 1 & 2, 3 & 4, | pins 1 & 2, 3 & |
| used | 5 & 6 closed | 4, 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT DMA CONFIGURATION |
|------------------------------------------------------------|
| DMA channel | J28 | J34 |
|------------------+--------------------+--------------------|
| None | Open | Open |
|------------------+--------------------+--------------------|
| DRQ0 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| DRQ1 | pins 3 & 4 closed | pins 3 & 4 closed |
|------------------+--------------------+--------------------|
| DRQ3 | pins 5 & 6 closed | pins 5 & 6 closed |
+------------------------------------------------------------+