Delta Tau PMAC2 Manual de usuario descargar pdf (Pagina 11)

Turbo PMAC2 VME Ultralite

Jumper Description 7

E17 – E18: Serial Port Select

E Point and

Physical Layout

Location Description Default

A-5 Jump E17 pin 1 to 2 to select RS-232 serial data

input from J5.

Jump E17 pin 1 to 3 to select RS-422 serial data

input from J5A.

Jump E17 pin 1 to 4 for future use of USB.

Pins 1 – 2 jumpered

A-5 Jump E18 pin 1 to 2 to select RS-232 serial

handshake input from J5.

Jump E18 pin 1 to 3 to select RS-422 serial

handshake input from J5A.

Jump E18 pin 1 to 4 for future use of USB.

Pins 1 – 2 jumpered

E19: Watchdog Disable Jumper

E Point and

Physical Layout

Location Description Default

E19

B-2 Jump pin 1 to 2 to disable Watchdog timer (for test

purposes only).

Remove jumper to enable Watchdog timer.

No jumper installed

E20 – E22: Power-Up/Reset Load Source

E Point and

Physical Layout

Location Description Default

E20

E22

C-4 Remove jumper E20.

Jump E21 pin 1 to 2.

Jump E22 pin 2 to 3 to read flash IC on power-

up/reset.

Other combinations are for factory use only;

the board will not operate in any other

configuration.

No E20 jumper installed;

E21 and E22 jump pin 1

to 2

E23: Firmware Reload Enable

E Point and

Physical Layout

Location Description Default

E23

C-4 Jump pin 1 to 2 to reload firmware through

serial or bus port.

Remove jumper for normal operation.

No jumper installed

E40: Electrical/Optical MACRO Input Select

E Point and

Physical Layout

Location Description Default

E16

A-2 Jump E16 pin 1 to 2 to select MACRO input

from fiber optic receiver.

Remove E16 jumper to select MACRO input

from electrical RJ45 receiver.

Jumper installed (Option

No jumper installed

(Option C)

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 25 26

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Delta Tau PMAC2 Manual de usuario Pagina 11

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