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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 c0052faa25 BOM work in progress. Completed generation of capacitor characteristics.
- bom/Makefile (INV): added project-local inventory
- bom/Makefile (CHR): auto-populate from $(GEN)
- bom/Makefile: added generation of characteristics for Johanson and Murata
  parts
- bom/Makefile (dk/digi-key.dsc): need this target to generate digi-key.dsc
- bom/Makefile (spotless): remove generated .chr files based on $(GEN)
- bom/atrf.equ, bom/dk/digi-key.equ: added the less expensive Johanson
  2450FB15L0001 as alternative for the Wuerth 748421245
- bom/dk/digi-key.equ: added more capacitors, including specific RF caps
- bom/atrf.inv: renamed test-point from PAD_60x60 to TST
- bom/avx.gen, bom/johanson.gen, bom/tdk.gen, bom/yageo-cap.gen: corrected
  the part number parsers and added more product families
2010-09-12 15:19:38 -03:00
atrf Moved cam/ to atrf/cam/ 2010-09-12 12:37:40 -03:00
atusd atusd/cam/pcb.pl: updated for new board shape 2010-09-12 12:43:52 -03:00
bom BOM work in progress. Completed generation of capacitor characteristics. 2010-09-12 15:19:38 -03:00
cntr Picking time in the middle of the interval, not its edge, and reduce 2010-08-26 00:52:50 -03:00
components Added components (transistor and balun) for the uSD variant. 2010-09-02 18:15:28 -03:00
ecn New ECN about clock circuit of atusd boards. Measured (absence of) effect of 2010-09-10 00:06:33 -03:00
modules Added antenna tuning "tail" suggested by Joerg. Made board slimmer. 2010-09-12 12:25:57 -03:00
scripts Moved schhist2web and friends over to project eda-tools. 2010-09-07 17:03:45 -03:00
tools Added interrupt polling support for atusb. 2010-09-09 20:22:45 -03:00
AUTHORS Removed DTC123JE transistor files. (Was used only in 20100903 design.) 2010-09-11 15:57:34 -03:00
BOOKSHELF Added components (transistor and balun) for the uSD variant. 2010-09-02 18:15:28 -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
Makefile Moved hardware design files from top-level directory to atrf/ 2010-08-22 16:06:43 -03:00
Makefile.recurse Finished and tested TX/RX. (LQ doesn't work yet, the rest does.) 2010-08-24 06:16:48 -03:00
README Added COPYING (GPL 2/LGPL 2.1/CC-BY-SA 3.0) and AUTHORS. Put pointer 2010-08-12 09:44:48 -03:00
TODO Updated to do list. 2010-09-10 16:18:20 -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.