Switches S2-6 and S2-7: Clock Mode

Use Switches S2-6 and S2-7 to configure the 1095 for internal, external, or receive recover clock mode.

 

 

 

 

 

 

CO/CP

 

 

 

 

 

Unit

S2-6

S2-7

Clock Mode

Description

 

CO

On

On

Internal

Transmit clock

 

 

 

 

 

generated inter-

 

 

 

 

 

nally

 

 

 

 

 

 

 

CO

Off

On

External (DTE)

Transmit clock

 

 

 

 

 

derived from

 

 

 

 

 

terminal inter-

 

 

 

 

 

face

 

CP

On

Off

Receive Recover

Transmit clock

 

 

 

 

 

derived from the

 

 

 

 

 

received line

 

 

 

 

 

 

 

 

Off

Off

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

Switch S2-8: Enable/Disable Loop Tests from DTE

Use Switch S2-8 to allow Model 1095 to enter loopback tests when the DTE raises the appropriate loop request pin.

S2-8

Setting

On

Response to DTE Loopback Request Enabled

Off

Response to DTE Loopback Request Disabled

7

3.1.3Configuration Switch Set “S3”

Use the eight DIP Switches in Switch S3 to enable the DTE con- nection rate. The following table summarizes default positions of DIP Switch S3. Detailed descriptions of each switch follow the table.

S3 SUMMARY TABLE

 

Position

Function

Factory Default

 

 

 

 

 

 

 

 

 

S3-1

DTE Rate

On

}

 

 

 

S3-2

DTE Rate

Off

 

 

 

S3-3

DTE Rate

Off

768 kbps

 

 

 

 

 

 

 

S3-4

DTE Rate

Off

 

 

 

S3-5

DTE Rate

On

 

 

 

S3-6

DTE Rate

On

 

 

 

 

 

 

 

 

 

 

S3-7

Reset Software Defaults

On

Normal Operation

 

 

 

 

 

 

 

 

S3-8

Transmit Data Sample Point

On

Normal Operation

 

 

 

 

 

 

 

 

Switch S3-1: DTE Rate

Use Switch S3-1 through S3-6 to set the DTE bit rate.

S3-1 S3-2

S3-3

S3-4 S3-5 S3-6

DTE Rate (kbps)

Off

Off

On

On

On

On

64

On

On

Off

On

On

On

128

Off

On

Off

On

On

On

192

On

Off

Off

On

On

On

256

Off

Off

Off

On

On

On

320

On

On

On

Off

On

On

384

Off

On

On

Off

On

On

448

On

Off

On

Off

On

On

512

Off

Off

On

Off

On

On

576

On

On

Off

Off

On

On

640

Off

On

Off

Off

On

On

704

On

Off

Off

Off

On

On

768

Off

Off

Off

Off

On

On

832

On

On

On

On

Off

On

896

Off

On

On

On

Off

On

960

On

Off

On

On

Off

On

1024

Off

Off

On

On

Off

On

1088

Off

On

Off

On

Off

On

1216

On

Off

Off

On

Off

On

1280

Off

Off

Off

On

Off

On

1344

On

On

On

Off

Off

On

1408

Off

On

On

Off

Off

On

1472

 

 

 

 

8

 

 

Page 5
Image 5
Patton electronic 1095 user manual Co/Cp, S3 Summary Table