MIKROE-972 mikroElektronika, MIKROE-972 Datasheet - Page 32

• Manufacturer Part Number: MIKROE-972
• Description: Development Boards & Kits - ARM EASYMX PRO v7 ARM STELLARIS CORTEX-M3
• Manufacturer: mikroElektronika

Specifications of MIKROE-972

• Rohs: yes
• Product: Development Boards
• Tool Is For Evaluation Of: LM3S9B95
• Core: ARM Cortex M3
• Interface Type: CAN, I2C, SPI
• Operating Supply Voltage: 7 VAC to 23 VAC, 9 VDC to 32 VDC

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connected to GND, which can be detected in user software.
UP
CENTER
LEFT
the navigation switch in desired direction, associated microcontroller pins are
1
2
3
KEY1
using tri-state DIP switches located in I/O groups. After pressing
Figure 18-1: Navigation switch connection schematic. Pull-up resistors should be enabled during operation
it is necessary to pull-up mentioned microcontroller pins
4
5
6
(respectively). Before using the navigation switch,
RIGHT
DOWN
microcontrollers pins: PB0, PE5, PB7, PE4, PH2
and is connected to one of the following
PH2
PE4
PE5
PB7
PB0
Center. Each of those acts as a button,
positions: Up, Down, Left, Right and
VCC-3.3V
navigation switch with five different
PRO
play games much easier. EasyMx
DOWN
through on-screen menus, or even
PULL
for users and they can browse
™
UP
far apart. This is more natural
push buttons that are more
joystick than several different
Navigation switch
When working with multi-
media applications it is far
more intuitive to use a single
+
_
v7 for Stellaris
1 2 3 4 5 6 7 8
SW2
®
VCC-3.3V
features
DOWN
PULL
UP
+
_
1 2 3 4 5 6 7 8
Figure 18-2: Navigation switch is an intuitive solution for browsing
through on-screen menus.
SW5
VCC-3.3V
DOWN
PULL
UP
+
_
1 2 3 4 5 6 7 8
SW8
EasyMx PRO
DATA BUS
v7