CC2431 Texas Advanced Optoelectronic Solutions, CC2431 Datasheet
CC2431
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CC2431 Summary of contents
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... Powerful DMA functionality • Very few external components • Only a single crystal needed for mesh network systems CC2431 Data Sheet (Rev. 2.01) SWRS034B IEEE 802.15.4 with Location Engine ® / • PC peripherals • Set-top boxes and remote controls • Consumer Electronics • Container/Vehicle Tracking • ...
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... Note: The CC2431 and the CC2430 are pin compatible, and the MCU and RF parts of the CC2430-F128 are identical to the CC2431 except the Location Engine. This data sheet complements the CC2430 data sheet with a description of the Location Engine. For complete information about the CC2431, please refer to the CC2430 data sheet in addition to this data sheet ...
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... Table Of Contents 1 REGISTER CONVENTIONS ................................................................................................................. 4 2 LOCATION ENGINE .............................................................................................................................. 5 2 OCATION NGINE PERATION 2 OCATION NGINE EGISTER 3 ORDERING INFORMATION .............................................................................................................. 12 4 GENERAL INFORMATION ................................................................................................................ 13 4 ................................................................................................................................. 13 OCUMENT ISTORY 5 ADDRESS INFORMATION ................................................................................................................. WORLDWIDE TECHNICAL SUPPORT ...................................................................................... 14 CC2431 Data Sheet (Rev. 2.01) SWRS034B ................................................................................................................... 5 .................................................................................................................... 10 CC2431 Page ...
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... The register values are always given in binary notation unless prefixed by ‘0x’ which indicates hexadecimal notation. Symbol R CC2431 Data Sheet (Rev. 2.01) SWRS034B Table 1: Register bit conventions Access Mode Read/write Read only Read as 0 Read as 1 Write only Write as 0 Write as 1 Hardware clear Hardware set ...
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... In general, having more improves the estimation. basic steps Engine is not in use, writing LOCENG.EN consumption of the CC2431 by gating off the Engine’s clock signal. Figure 1 shows the basic operation of the Location Engine. CC2431 reference nodes available accuracy of ...
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... Figure 1: Location Engine Operation CC2431 Data Sheet (Rev. 2.01) SWRS034B CC2431 Page ...
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... The actual parameter n value written to the Location Engine is an integer index value selected from a lookup table shown in Table 2. CC2431 Data Sheet (Rev. 2.01) SWRS034B reference coordinates are being written. Once the coordinate load process commences ( LOCENG.REFLD must always be written ...
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... Figure scatter plot of abs(RSSI) data versus log distance in meters. A least-squares best-fit line is used to glean the specific values of A and n for the environment in which the data were measured: CC2431 Data Sheet (Rev. 2.01) SWRS034B Table 2: n parameter lookup table n n index n 1.000 16 3 ...
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... RSSI = -50.35 dB, this would be written into the location engine as 50.5. 2.1.2.2 Loading Parameters All measured parameters described in the previous sections are loaded into the RF register . Before MEASPARM MEASPARM , a 1 must be written to the register CC2431 Data Sheet (Rev. 2.01) SWRS034B 10*log10(distance) where delta max ...
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... LOCX - Location estimate X coordinate • - Location estimate Y LOCY coordinate CC2431 Data Sheet (Rev. 2.01) SWRS034B ( LOCENG.PARLD with all 22 parameters. Included in these are the 16 RSSI values which must be all written, so any unused slots must be written as zeros. , rssi , rssi , 0 1 After all 22 parameters have been written ...
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... DONE 2 PARLD 1 REFLD 0 RUN LOCX (0xDF58) Bit Name 7:0 LOCX CC2431 Data Sheet (Rev. 2.01) SWRS034B Description Reference coordinates input Measured parameters input Location Engine control and status Location estimate X coordinate Location estimate Y coordinate Chip Version Chip Identification Reset R/W Description Location Engine reference coordinate [x0, y0, x1, y1, … ...
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... Kbytes in-system programmable flash memory, System-on-chip RF transceiver. CC2431ZRTC CC2431, QLP48 package, RoHS compliant Pb-free assembly, trays with 260 pcs per tray, 128 Kbytes in-system programmable flash memory, System-on-chip RF transceiver, including royalty for using TI’s ® ...
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... First data sheet for released product. 2.01 2007-05-30 Preliminary data sheets exist for engineering samples and pre-production prototype devices, but these data sheets are not complete and may be incorrect in some aspects compared with the released product. CC2431 Data Sheet (Rev. 2.01) SWRS034B Table 5: Document History CC2431 Page ...
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... United Kingdom +44 (0) 1604 Fax: +49 (0) 8161 80 2045 Internet: support.ti.com/sc/pic/euro.htm Japan Fax International Domestic Internet/Email International Domestic CC2431 Data Sheet (Rev. 2.01) SWRS034B support.ti.com support.ti.com/sc/knowledgebase +81-3-3344-5317 0120-81-0036 support.ti.com/sc/pic/japan.htm www.tij.co.jp/pic CC2431 Page ...
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... Australia China Hong Kong India Indonesia Korea Malaysia New Zealand Philippines Singapore Taiwan Thailand Fax Email Internet CC2431 Data Sheet (Rev. 2.01) SWRS034B +886-2-23786800 Toll-Free Number 1-800-999-084 800-820-8682 800-96-5941 +91-80-51381665 (Toll) 001-803-8861-1006 080-551-2804 1-800-80-3973 0800-446-934 1-800-765-7404 800-886-1028 0800-006800 001-800-886-0010 +886-2-2378-6808 tiasia@ti ...
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Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the ...