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CAT54IT, CAP54IT (VERSIONS 1.0 AND 1.00) Motherboard Settings and Configuration






TMC RESEARCH CORPORATION

CAT54IT, CAP54IT (VERSIONS 1.0 AND 1.00)

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Unidentified

Dimensions

Unidentified

I/O Options

Floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1 pins 1 - 4

Floppy drive interface

J5

Green PC connector

J1 pins 6 & 16

Parallel port

J6

Turbo LED

J1 pins 8 & 18

PS/2 mouse interface

J8

Reset switch

J1 pins 9 & 19

IR connector

J9

IDE interface LED

J1 pins 10 & 20

Serial port 1

J10

Power LED & keylock

J1 pins 11 - 15

Serial port 2

J11

IDE interface 1

J3

Cache slot

SL1

IDE interface 2

J4

   

Note: IR connector is only available on boards with the SMC 37C665Ir/669 chip installed.

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

AT bus clock speed select PCI clock 1/4

JP7

Closed

 

AT bus clock speed select PCI clock 1/3

JP7

Open

»

Flash BIOS voltage select 5v (SST)

JP8

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v (Intel)

JP8

Pins 1 & 2 closed

»

Watch dog timer time out select 1 second

JP9

Open

 

Watch dog timer time out select 500ms

JP9

Closed

»

Flash BIOS write protect disabled (see note below)

JP10

Open

 

Flash BIOS write protect enabled (see note below)

JP10

Closed

»

Password normal operation (see note below)

JP11

Open

 

Password clear (see note below)

JP11

Closed

»

CMOS memory normal operation

JP12

Open

 

CMOS memory clear

JP12

Closed

»

PS/2 mouse disabled

JP13

Open

 

PS/2 mouse enabled

JP13

Closed

»

System reset when watch dog timer times out

JP16

Pins 1 & 2 closed

 

Activate NMI to CPU when watch dog timer times out

JP16

Pins 2 & 3 closed

 

Watch dog timer disabled

JP16

Open

 

Jumper information unavailable

RN1

Unidentified

 

Jumper information unavailable

RN2

Unidentified

 

Jumper information unavailable

RN3

Unidentified

 

Jumper information unavailable

W1

Unidentified

 

Jumper information unavailable

W2

Unidentified

 

Jumper information unavailable

W3

Unidentified

 

Jumper information unavailable

W4

Unidentified

Note: Jumpers JP10 and JP11 are not present on CAP54IT version 1.0.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

8MB

None

(2) 1M x 36

16MB

(2) 2M x 36

None

16MB

None

(2) 2M x 36

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

None

(2) 4M x 36

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 1M x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

64MB

None

(2) 8M x 36

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 1M x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 2M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 4M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

SL1

256KB

256KB module installed

512KB

512KB module installed

CPU SPEED SELECTION (PENTIUM)

CPU speed

Clock speed

Multiplier

JP1

JP2

JP5

JP6

75MHz

50MHz

1.5x

Closed

Closed

Open

Open

90MHz

60MHz

1.5x

Open

Closed

Open

Open

100MHz

66MHz

1.5x

Closed

Open

Open

Open

120MHz

60MHz

2x

Open

Closed

Closed

Open

133MHz

66MHz

2x

Closed

Open

Closed

Open

150MHz

60MHz

2.5x

Open

Closed

Closed

Closed

166MHz

66MHz

2.5x

Closed

Open

Closed

Closed

180MHz

60MHz

3x

Open

Closed

Open

Closed

200MHz

66MHz

3x

Closed

Open

Open

Closed

CPU VOLTAGE SELECTION

Voltage

JP3

JP4

 

2.5v (P55)

Open

Open

»

3.3v (P54)

Closed

Closed

DMA CHANNEL SELECTION

Channel

JP17

JP18

1

Pins 1 & 2 closed

Pins 1 & 2 closed

3

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORT 2 SELECTION

Setting

JP14

JP15

Used as COM2

Pins 1 & 2 closed

Pins 1 & 2 closed

Used as IR connector

Pins 2 & 3 closed

Pins 2 & 3 closed

Note: Above settings are only available if the SMC 37C665Ir/669 chip is installed.








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