MAX6951EVKIT MAXIM [Maxim Integrated Products], MAX6951EVKIT Datasheet - Page 2

• Manufacturer Part Number: MAX6951EVKIT
• Description: MAX6951 Evaluation Kit
• Manufacturer: MAXIM [Maxim Integrated Products]

Before you begin, the following equipment is needed:
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•
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Do not turn on the power until all connections are
made.
1) Connect a cable from the computer’s parallel port to
2) The MAX6951.EXE software program can be run
3) Connect the power-supply positive terminal to the
4) Turn on the power supply and set it to +4V.
5) Start the MAX6951 program by opening its icon in
MAX6951 Evaluation Kit
Note: When contacting suppliers, please indicate that you are
using the MAX6951.
2
Fairchild
Kemet
Murata
Sanyo
TDK
SUPPLIER
IBM PC-compatible computer running Windows 95/98
Computer monitor with 800 x 600 minimum screen
resolution
Parallel printer port (25-pin female socket on the
back of the computer)
Standard 25-pin, straight-through, male-to-female
cable (printer extension cable) to connect the com-
puter’s parallel port to the MAX6951 EV kit
DC power supply capable of supplying between
+4V to +6.5V and at least 500mA current
the MAX6951 EV kit. Use a straight-through, 25-pin,
female-to-male cable. The EV kit software uses a
loopback connection to confirm that the correct port
has been selected.
from the floppy or hard drive. Use the Windows pro-
gram manager to run the program. If desired, you
may use the INSTALL.EXE program to copy the files
and create icons for them in the Windows 95/98 Start
menu. An uninstall program is included with the soft-
ware. Click on the UNINSTALL icon to remove the EV
kit software from the hard drive.
VIN pad and negative terminal to the GND pad.
the Start menu.
_______________________________________________________________________________________
888-522-5372
864-963-6300
770-436-1300
619-661-6835
847-803-6100
Component Suppliers
PHONE
Required Equipment
Quick Start
972-910-8036
864-963-6322
770-436-3030
619-661-1055
847-390-4405
Procedure
FAX
6) Observe as the program automatically detects the
7) Header J2 is provided to monitor the parallel port pins
Note: Words in boldface are user-selectable features in
the software.
The user interface is easy to operate. A mouse or the
Tab key can be used to navigate among various items of
the main display panel. Upon starting the program, the
MAX6951 EV kit display is programmed to initialize in
Normal mode, display 8-digits in No-decode mode,
blinking at a Slow Rate with an 8/16 (50% duty cycle)
display intensity, and display the contents of the initial-
ized MAX6951 SRAM Plane P0 and P1 contents. The
MAX6951 EV kit 8-digit LED display should alternate
between HELLO--¯-- and --¯--6951. Figure 1 is the main
panel for the MAX6951 EV kit.
The Display mode group of radio buttons determines the
mode of operation of the MAX6951 EV kit. Clicking on the
Shutdown radio button puts the MAX6951 EV kit in shut-
down mode. The display is blank and the EV kit draws the
least amount of current in this mode. Selecting the
Normal radio button places the MAX6951 EV kit in the
normal mode of operation. Clicking on the Test radio but-
ton puts the MAX6951 EV kit in test mode. All eight digits
and all segment LEDs on the MAX6951 EV kit are illumi-
nated with a 50% duty cycle (8/16). To change the blink
rate, click on one of the Blink Rate radio buttons. Once
selected, the Blink Rate can be adjusted by using the
Up-Down Arrows on the keyboard. The 7-segment
digits on the computer monitor do not blink. Intensity of
the MAX6951 EV kit LEDs can be adjusted by using the
mouse to move the Intensity Control track bar. Once
selected, the Intensity Control can be adjusted with
the left-right arrows on the keyboard. The number of
digits displayed is adjusted with the Digit Scan Limit
button or list box. To set the scan limit to eight digits,
click on the Eight Digits button or use the mouse to
scroll the list box to the desired number of digits. Once
parallel port address of the MAX6951 EV kit and starts
the main program.
supplying the CLK_P, CS_P, DIN_P (+5V signals),
and loopback signals. The CLK, CS, and DIN pads
on the EV kit’s left side are +3.3V level-shifted signals
from the MAX1841 level translator. Both signal loca-
tions can be used for monitoring.
Main Panel Display Controls
Detailed Description
of Software
User Interface