EVAL-AD7764EBZ Analog Devices Inc, EVAL-AD7764EBZ Datasheet - Page 7

• Manufacturer Part Number: EVAL-AD7764EBZ
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7764EBZ

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Preliminary Technical Data
HARDWARE INSTRUCTIONS FOR NORMAL USE
When the initial hardware installation has been completed, the
user should follow these instructions each subsequent time the
system is set up.
1.
2.
3.
POWER
Figure 12. USB Mezzanine Board (Attached Underneath Blackfin EZ-KIT Lit)
Ensure that all the link positions are as per the the link
options shown in Table 1.
Power up the Blackfin board by inserting the power cable
into the receiver as shown in Figure 11.
Using the black mini USB cable included in the AD7764/
AD7765 evaluation kit, connect the Blackfin board (via the
USB mezzanine board underneath the Blackfin board shown
in Figure 12) to one of the PC’s USB sockets.
Figure 11. Powering Up the Blackfin EZ-KIT Lite Board
ATTACH BLACK
USB CABLE
PPI HEADER
SET S1 TO “C”
RESET
Rev. PrB | Page 7 of 15
4.
5.
6.
7.
8.
9.
Also ensure that the hexadecimal switch (S1) is set to C and
that Link L1 is set to A on the USB mezzanine board (see
Figure 12).
Reset the Blackfin board (use the RESET push button as
indicated in Figure 11 ).
Power up the EVAL-AD7764/AD7765EBZ evaluation
board through Connector J2. Connect a wire from the V+
labeled connector to 7.5 V of an external power supply.
Also ensure that there is a GND connection between the
GND of J2 and the power supply GND connection.
The differential input to the AD7764/AD7765 device
should be connected to the black connector XLR connector
(J1) marked “Differential Input. ” This differential input is
routed to the inputs of the AD7764/AD7765’s on-board
differential amplifier.
Connect the female connector (J4, marked “Blackfin PPI”),
which is on the under side of the EVAL-AD7764/
AD7765EBZ evaluation board to the PPI header of the
Blackfin board. The PPI port is highlighted in Figure 11.
The hardware system is now set up. Figure 13 shows the
entire powered-up AD7764/AD7765 evaluation kit. The
EVAL-AD7764/AD7765EBZ software can now be opened.
Figure 13. Powered Up AD7764/AD7765 Evaluation Kit
EVAL-AD7764/AD7765EBZ