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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 df1706fe74 Added burst counter mode to cntr tool, plus assorted small improvements.
- tools/cntr/cntr.c (measure): also stop if ^C is pressed while we're
  unsuccessfully trying to communicate with the device
- tools/cntr/cntr.c (main): report a usage error if an argument is given to
  -i or -r
- tools/cntr/cntr.c (arm_stop, measure): moveing open-coded arming of the
  SIGINT handler to separate function
- tools/cntr/cntr.c (count_bursts, usage, main): added burst counter mode
  (cntr -b [timeout_s])
2010-11-04 22:35:24 -03:00
atusb atusb/atrf.sch (X1): don't explicitly say that the tolerance is a maximum 2010-10-25 00:53:35 -03:00
atusd Take "pads" and "stdpass" modules from kicad-libs and remove local copy. 2010-10-24 23:52:23 -03:00
bom Added cntr's MMCX jack, USB A jack, and NPN transistor to BOM. 2010-10-25 18:48:34 -03:00
cntr Added burst counter mode to cntr tool, plus assorted small improvements. 2010-11-04 22:35:24 -03:00
components Added Molex 0480371000 USB A plug (SMT) 2010-10-25 03:07:03 -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 Use "standard" 2:1 pad to hole ratio for USB connector shield. 2010-10-25 18:18:41 -03:00
scripts Moved dsv to eda-tools. 2010-10-03 21:56:22 -03:00
tools Great renaming: atrf/wpan-atrf* becomes atusb/atusb* 2010-10-25 00:10:00 -03:00
usrp Small improvements to spectrum walk script. 2010-09-25 15:13:21 -03:00
AUTHORS SOT-323 footprint for MMST3904 NPN transistor (use NPN standard symbol) 2010-10-25 04:09:08 -03:00
BOOKSHELF SOT-323 footprint for MMST3904 NPN transistor (use NPN standard symbol) 2010-10-25 04:09:08 -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 dsv to eda-tools. 2010-10-03 21:56:22 -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.