Microsemi PD-IM-7401, Руководство пользователя

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PD-IM-7401 Evaluation Board - User Guide
Copyright © 2009
Microsemi
Page 7
Rev. 1.0, 8-Apr-10 Analog Mixed Signal Group
2381 Morse Avenue, Irvine, CA 92614, USA; Phone (USA): (800) 713-4113, (ROW): (949) 221-7100 Fax: (949) 756-0308
3 Physical Description
3.1 Package Contents
Upon opening the Evaluation Board package, verify that all parts itemized in the packing list are included. If any
part is missing or seems damaged, contact the local representative or Microsemi's Headquarters. Package
contents for standard shipments are as follows:
ƒ PD-IM-7401 Evaluation Board
ƒ 54V Desktop Adapter
3.2 Switches and Jumpers
The evaluation board comprises switches and jumpers used to select the desired configuration states of the board.
Note
: Default configurations are indicated as 'default'
.
3.3 Synchronization Selection
There is a synchronization jumper option (U3):
ƒ
UN-SYNC
: 2-pairs operation. Only the Master supplies power (set the Slave to
off state
for
proper operation).
ƒ
SYNC
: Synchronized 4-pairs operation. The Master and the Slave supply power on the data
and spear lines.
Table 2: Synchronization Selection
SYNC UN-SYNC Switch/Jumper
Short from pin "1" to "2" Short from pin "2" to "3" U3
Figure 3: Synchronization Selection (U3)