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IEEE 802.15.4 subsystem, IEEE 802.15.4 Low-Rate Wireless Personal Area Network (WPAN) http://projects.qi-hardware.com/index.php/p/ben-wpan/
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Werner Almesberger f4342f49ae atusb: enlarged USB positioning pin hole; general cleanup
- modules/usb_a_plug_smt.fpd: enlarged hole for positioning pins from
  1.1 mm to 1.15 mm
- atusb/usb.sch, atusb/atusb.cmp, atusb/atusb.brd: removed trailing space
  from CON1's value
- atusb/atusb.sch, atusb/usb.sch, atusb/atrf.sch: schematics title still
  said AT86RF230, not 231
- atusb/README-SMT: corrected a typo
- atusb/README-PCB: specified the tolerance of the hole for the positioning
  pins of the USB connector
- atusb/README-PCB: added the 16-17 mm hole for the USB connector to the
  specification
- atusb/: bumped all version numbers to 20110330
2011-03-31 03:27:11 -03:00
ants meander.fpd: use new pad type "trace" without solder paste and mask opening 2011-01-17 22:18:51 -03:00
atben atben/README-PCB, atusb/README-PCB: clarifications regarding holes 2011-03-29 07:53:03 -03:00
atusb atusb: enlarged USB positioning pin hole; general cleanup 2011-03-31 03:27:11 -03:00
atusb-pgm atusb-pgm: changed LED color; cleanup of silk screen 2011-02-28 02:27:39 -03:00
atusb-sil atusb-sil/: moved C8051F326-related material out of atusb/ 2011-02-22 00:17:13 -03:00
bom added generation of SMT fab file package (in progress) 2011-03-23 01:31:34 -03:00
cntr Makefile.recurse: moved into makefiles/ 2011-03-22 12:37:16 -03:00
components atmega8u2.lib (PB2): end list of pin names with a slash if wrapped 2011-02-01 05:01:27 -03:00
ecn ecn/ecn0007.txt: Revised via spacing (for the antenna) 2010-12-06 18:58:56 -03:00
install install/USAGE: added izchat commands (yup, that works :) 2011-03-30 06:48:06 -03:00
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modules atusb: enlarged USB positioning pin hole; general cleanup 2011-03-31 03:27:11 -03:00
tools Makefile.recurse: moved into makefiles/ 2011-03-22 12:37:16 -03:00
usrp usrp/sps/20110306: examine sidebands ("spikes") and try to reduce them 2011-03-07 04:45:15 -03:00
AUTHORS Added ATmega8U2/16U2/32U2 schematics symbol. 2011-01-28 02:42:26 -03:00
BOOKSHELF Added ATmega8U2/16U2/32U2 schematics symbol. 2011-01-28 02:42:26 -03:00
COPYING Added COPYING (GPL 2/LGPL 2.1/CC-BY-SA 3.0) and AUTHORS. Put pointer 2010-08-12 09:44:48 -03:00
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TODO great atusd -> atben renaming: renamed design files and some references 2011-01-17 11:27:28 -03:00

IEEE 802.15.4 Low-Rate Wireless Personal Area Network (WPAN)
============================================================


IEEE 802.15.4 defines physical layers and a media access control for
wireless networks. ZigBee and 6loWPAN are based on IEEE 802.15.4.

This project aims to add experimental WPAN functionality to the Ben
NanoNote, in order to permit evaluation of overall network performance
and to examine possible integration into future devices.

This work is licensed under the terms detailed in the file COPYING.


Hardware architecture
---------------------

IEEE 802.15.4 transceiver chips are available from several manufacturers,
including Atmel, Freescale, and Texas Instruments. These chips are similar
in size, functionality, and cost. The first prototype is based on the
Atmel AT86RF230.

The RF module will be physically placed on the left side of the LCD
module, replacing part of the display's PCB.

When installed in the Ben, the transceiver will connect directly via SPI
to the Jz4720. For development, a SiLabs C8051F326 microcontroller
implements a USB to SPI conversion.