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47 commits

Author SHA1 Message Date
nvt-se cd96248306 only turn off if we are not in CC1020_OFF state. (patch by Jesper Karlsson) 2009-09-04 11:00:48 +00:00
nvt-se bcc5084564 removed delay because while loop waits until completion anyway. 2009-05-15 13:54:08 +00:00
nvt-se f9b35795c7 minor refactoring. 2009-05-14 12:18:49 +00:00
nvt-se e90149b7b4 avoid switching mode when tx or rx is active. 
based on suggestions from Frederik Hermans and some code from Jesper Karlsson.
 2009-03-30 14:07:34 +00:00
nvt-se 25cc327acc avoid hanging in TX mode after CCA check failed. 
minor memory savings.
 2009-03-25 15:25:05 +00:00
nvt-se 96fbf3b853 use old style C comments. 
convert printf to PRINTF.
remove unnecessary MS_DELAY calls from setupTX and setupRX.
 2009-03-24 15:32:26 +00:00
nvt-se 15c447e57e remove some unnecessary instructions and function calls. patch from Jesper Karlsson. 2009-03-24 15:13:11 +00:00
nvt-se 6b22fa60e8 - avoid costly rx state initialization if the radio is already on. 
- code formatting.
 2009-03-19 14:43:31 +00:00
zhitao 6b33cf434f bug fix: using memcpy() to append CRC checksum to odd-size payload caused memory corruption, use individual byte assignments instead 2008-11-25 16:05:22 +00:00
nvt-se 98a42524d3 minor formatting changes 2008-11-17 16:18:52 +00:00
zhitao 0be308b7ce changed RSSI samples count to maximum (=16) 2008-11-17 16:14:09 +00:00
nvt-se 90691eb6a2 crc calculation contributed by Carlo Alberto Buano + some refactoring. 2008-11-11 12:24:43 +00:00
joxe bc39f2a86c added get_rssi_packet for getting RSSI from the last packet received 2008-10-29 09:22:39 +00:00
nvt-se f0891be218 added clear channel assessment timeout. long to begin with. 2007-12-20 14:44:31 +00:00
fros4943 d0997c2dab major bugfix: padding synch with zero 2007-12-20 13:36:59 +00:00
nvt-se abb2731ed7 corrected comparison when bits don't need shifting. 2007-12-20 10:48:01 +00:00
nvt-se 7a6a9e62e4 improved logic. 2007-12-19 13:25:41 +00:00
nvt-se 1f00c20815 state variable must be volatile. 2007-12-19 13:09:01 +00:00
nvt-se b4a8641dda removed printf's. 2007-12-18 15:27:43 +00:00
nvt-se f9d24f0d24 Wake up from sleep in the interrupt when the receiver process is going 
to be polled.
 2007-12-18 15:26:25 +00:00
nvt-se ab115e4b10 Removed deprecated function. 2007-12-17 20:18:29 +00:00
nvt-se 1566f55e04 use smaller payload buffer size and provision for synchronization word in 
the total buffer.
 2007-12-17 20:15:53 +00:00
nvt-se bcefffb0e7 set ev to valid value. 2007-12-17 18:48:50 +00:00
nvt-se 004143b6b8 set rxlen to zero before enabling interrupts. 2007-12-17 16:37:15 +00:00
nvt-se 2288cdecbb small cleanup. 2007-12-17 16:23:32 +00:00
fros4943 479d74ce6a added receiver process outside interrupt 2007-12-17 15:53:57 +00:00
nvt-se 5f1ca4ccdf use synchronous transmission. 2007-12-17 15:26:47 +00:00
nvt-se 665c58fd2a Contributions from Michael Baar: 
CC1020

o   Turns off only after transmission has ended and not in between

o   Using events for DMA takes too long. It should use a callback when
    DMA finishes to turn off the transmit mode as early as possible.

Core/UART

o   Added profiling and energest initialization

o   Changed low-power mode from LPM1 to LPM3
 2007-12-13 12:51:38 +00:00
nvt-se 486ea95b4f Limited support for energy estimation. 2007-12-10 12:49:08 +00:00
nvt-se 46b6ce9193 Conform to the radio_driver interface. 2007-11-18 12:25:22 +00:00
nvt-se c90a758ac5 Detect if the medium is busy right before sending. 2007-11-12 21:17:47 +00:00
nvt-se 0e4429068b Added a carrier sensing function. 2007-11-07 15:34:41 +00:00
nvt-se ee59f1fe34 Use a fresh RSSI value in the read function. 2007-11-07 15:26:00 +00:00
nvt-se 366d845336 DMA destination is now given as a parameter instead of being hardwired. 2007-11-06 15:08:55 +00:00
nvt-se 2d0225b0e4 Safeguard for invalid packets. 2007-10-04 10:02:08 +00:00
nvt-se fb9b800c53 More clear power down procedure. Now it is required that cc1020_on 
is called before anyone can send after the power down.
 2007-10-02 14:05:45 +00:00
nvt-se 4e8bdb1c08 Power managment is handled by another layer. 2007-10-01 11:59:36 +00:00
nvt-se ca733ddfce Added some statistics. 2007-09-14 19:14:54 +00:00
nvt-se 928c22eda1 Minor refactoring and improved compliance with the radio interface. 2007-09-14 18:51:51 +00:00
nvt-se 96e06d1dde Standardized integer types. 
Removed unecessary volatility.

Make sure that the random back-off is only if the channel is busy.
 2007-08-16 20:38:40 +00:00
nvt-se d5027f0041 Subscribe to DMA events on line 0 for the radio. 2007-08-16 13:52:17 +00:00
nvt-se fefe56d913 Changes to standard types. 2007-08-16 13:24:57 +00:00
nvt-se 016778b29e Removed redundant text. 2007-08-02 08:58:38 +00:00
nvt-se 709adf51ad Contributions from Michael Baar: 
# msb430\dev\cc1020.c
Data type problem in the calibration function, therefore looping 10 seconds on boot. Fixed.

# msb430\contiki-msb430-main.c
Directly accessed power management while other modules used the Contiki layer resulting in the node sleeping most of the time. Fixed.
Added uIP support.

# msb430\buildscripts\makefile.win
Changed to erase only main-memory but keep infomemory so the node configuration is not erashed during flashing.
 2007-07-31 07:54:44 +00:00
nvt-se 836eae63cb Improvement batch. 2007-07-05 08:35:13 +00:00
nvt-se eb7f7ba65b Some more cleaning up. 2007-06-28 18:27:45 +00:00
nvt-se ae2e9f3677 Platform-specific devices. 2007-06-28 12:52:41 +00:00