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Propeller Platform USB
The Propeller Platform USB is a modular, open-source development
platform for the Parallax
Propeller. Designed to make expansion easy, it offers access to
all 32 I/O pins, built-in USB, a
microSD card slot, and can be used with breadboards or
protoboards. Modules for Internet, motor
control, displays, gaming, prototyping and more are available at
www.gadgetgangster.com along
with templates for designing your own custom modules.
FeaturesFeaturesFeaturesFeatures
Small & Light: 2.8" x 2.5" (7.1cm x6.4cm), 1 ounce (28
g).
Flexible: 5V & 3.3V 1.5A ultra LDOvoltage regulators. Barrel
jack andscrew terminal power connections.
Replaceable 5 Mhz crystal.
microSD card slot.
Convenient: .100" pin sockets toconnect to addon modules,
protoboard, breadboard, or your
own custom designed board.
Open-source: Design is availableunder the MIT license, Info
and
templates for designing your own
custom modules is available at
www.gadgetgangster.com/find-a-
project/261.
SpecificationsSpecificationsSpecificationsSpecifications
80Mhz 8-Core Parallax Propeller with removable 5MHz crystal 64kb
EEPROM for long-term program and data storage 5V and 3.3V 1.5A
ultra LDO voltage regulators accept 5.5v 12v power input
S i l i f f l di d i i
Gadget Gangsterwww.GadgetGangster.com/257
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Accessory ModulesAccessory ModulesAccessory ModulesAccessory
Modules
Modules can be created by adding pin headers to a standard
protoboard. Users can also add
downward pin headers to the inner row of the Propeller Platform
USB to allow it to connect directly
to any breadboard. Custom modules are also available
including;
El Jugador (Gaming)http://www.gadgetgangster.com/265
E-Net (Ethernet Controller)http://www.gadgetgangster.com/349
DMX IO (DMX Transceiver)http://www.gadgetgangster.com/201
LCD UI (LCD + User
Interface)http://www.gadgetgangster.com/175
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Tutorials & Educational MaterialTutorials & Educational
MaterialTutorials & Educational MaterialTutorials &
Educational Material
In addition to the educational & reference guides on
parallax.com, there are written and video
tutorials at http://www.gadgetgangster.com/go/propusb.
Propeller Platform Modules like the DMX IO & LCD UI were
also featured in Nuts & Volts magazine. To
download those articles & sample code for free, visit
http://www.parallax.com/tabid/272/Default.aspx
Using microSDUsing microSDUsing microSDUsing microSD
A microSD card slot is connected to P0..P3, each pin is pulled
up to VDD with a 10k resistor;
P0: Do
P1: Clk
P2: Di
P3: Cs
An excellent object for using microSD is fsrw
(http://obex.parallax.com/objects/92/ ), which is
compatible with SDHC (>2GB) microSD cards.
