EVAL-AD7877EBZ Analog Devices Inc, EVAL-AD7877EBZ Datasheet - Page 4

• Manufacturer Part Number: EVAL-AD7877EBZ
• Description: BOARD EVALUATION FOR AD7877
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD7877EBZ

• Main Purpose: Interface, Touch Screen Controller
• Embedded: No
• Utilized Ic / Part: AD7877
• Primary Attributes: 4-Wire Resistive Touch Screen Controller, SPI Interface, On-Chip: Temp Sensor, Voltage Reference, 8-Bit DAC
• Secondary Attributes: USB GUI, LCD Noise Reduction Feature, 2.7 ~ 5.25 V, Wake Up on Touch Feature
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EVAL-AD7877
AD7877 DEMONSTRATION BOARD HARDWARE SETUP
The USB cable should be connected from the user’s PC to the
board via the Connector J14. The links should be in the follow-
ing positions.
Link Number
LK1
LK2
LK3
LK4
LK5
LK6
AD7877 EVALUATION SOFTWARE
The software allows the AD7877’s functions to be controlled
from the PC via an easy-to-use interface operating under the
Windows
registers can be read easily or altered through a user-friendly
graphics interface, all measured signals can be graphed on-screen,
and the touch screen coordinates can be plotted on a dedicated
screen.
®
environment. The contents of the device’s internal
Position
B
A
A
B
B
A
Figure 2. Evaluation Software about Screen
–4–
INSTALLING THE SOFTWARE
To install the software, insert the CD-ROM with the program
software into CD-ROM drive. The CD-ROM should auto-run
and start installing the software. If this does not happen,
click on the Start icon, then on the Run icon, and then type
D:setup.exe as the file name. If the CD-ROM drive is not
drive D, then type X instead of D, where X is the drive letter of
the CD-ROM drive. To finish installing the software, follow the
on screen instructions.
RUNNING THE SOFTWARE
When using the software, first ensure the evaluation board is
connected to the PC via the USB cable. To run the software,
select Start/Programs/Analog Devices/AD7877 Eval Software.
When the program is started, the About screen, shown in
Figure 2, is displayed.
REV. Sp0