1、重大突破：Nordic將無線連接的平均功耗降到10uA以下Nordic nRF24AP2下一代ANT單芯片解決方案重新定義了超低功耗無線連接的平均功耗降到10uA以下Nordic半導體公司最新宣布上市的單通道和8通道nRF24AP2 2.4GHz單片ANT收發器，為超低功耗無線連接設立了新的基準。這包括將峰值電流降低了20 %以上（已降到17mA）和高達75%的平均電流降低（與上一代nRF24AP1系列收發器相比）。其結果是，nRF24AP 2可提供顯著延長的電池使用壽命，從而能夠支持以前ULP （超低功率）無線連接無法進入的新應用。例如，在簡單廣播模式下工作時，無線設備消耗的平均電流已低于兩

2、位數（10uA）的門檻，達到9uA。當結合一系列新的 ANT功能（包括實現接近配對的接近搜索和由于嵌入式nRF24L01 +收發器內核而帶來的 RF性能重大改善）時，nRF24AP2代表了 ULP無線解決方案的一 個重大進步。深圳動能世紀，專業提供NORDIC系列芯片.The advaneed nRF24AP2 platform now delivers higher functionality allied with lower power and reduced cost. The significant decreases in peak and average current al l

3、ow designers to employ the nRF24AP2 in new applicationsand market segments tin accessibleto wireless solutio ns because of severe (small battcon strai nts.power or costhat were previously ery)sin gle-cha nnel a wide rangeThefornRF24AP2 (nRF24AP2-1CH)is a cost-optimized product suitableof simple wire

4、less sen sori ng app licatio nsin the sports, medical, industrial and home networking sectors. Applications examples include the monitorin g and reporting of: heart rate, sp eed & dista nee, bike po wer, bike cade nee, blood pressure, blood glucose, temperature,pressure, and humidity. The more advan

5、eed8-channel nRF24AP2 (nRFAP2-8CH)is specifically designed for ANT hubs with upto eight active wireless sensor channels. This will allow, for example, products suchas sports watches or bike and gym machine computers to connect with up to eig ht different sensors, or users, simultaneously.“ Weare ver

6、y pleased to announce that we are ready to ship the first products in our next generation single chip ANT wireless solution family, ”ays Thomas Embla Bonn erud, P roduct Man ager for Ultra Low Po wer Wireless at Nordic Semic on ductor.“ Compared to our previous generation nRF24AP1solution, the nRF24

7、AP2 providesmajor enhancements in terms of performanee,power consumption and ANT features. On top of that, the new nRF24AP2 product variants will be competitively priced even lower than the current nRF24AP1.“ TheAP2 family represents a quantum leap forward in single chip, ultra low power wireless co

8、nnectivity soluti ons, says Brian Macdonald, Director, ANT Wireless. “By comb ining Nordic sup erior n RF24L01+ tran sceiver core and n ext gen eratio n ANT tech no logy we offer in dustry-leadi ngop timizati on,ANT+ interop erability and groundwill single- and newbreak ing wireless cap abilities. T

9、his will en able app licati ons p reviously limited by costand power restrictions to embrace wireless connectivity. The nRF24AP2 handedly extend reliable wireless interoperability to thousands of existing products that must use small batteries and yet need a long battery life.Key features of the new

10、 n RF24A P2 p roducts in elude:Significantly lower power consumptionThe nRF24AP2 family reduces peak current by more than 20% compared to the n RF24AP1 (down to 17mA for the nRF24AP2 from 22mA for the nRF24AP1), yieldin g an extremely valuable extra power margin when working with small coin cell bat

11、t eries. Average operating currents are expected to be reduced by up to 75% enabli ng a similar extension in typical battery operating lifetimes. These performanee figur es position the nRF24AP2 ANT family as the new industry benchmark for ULP, sin gle chip wireless sensor applications.Improved RF p

12、erformaneeThe nRF24AP2 takes advantage of Nordics latest nRF24L01+ transceiver core, whi ch p rovides a range of ben efits in cludi ng substa ntial enhan ceme nts in wideba nd blo eking and intermodulationas well as 5dB of extra sensitivity compared to the nRF24AP1. This will make the nRF24P2 family

13、 even more highly immune to disturbanee from other 2.4GHz radios like Bluetooth wireless tech no logy and Wi-Fi op erat ing in the vicinity. The net result will be fewer retransmits and lost packets (and hence even more po wer sav in gs) in no isy RF op erat ing environmen ts.Optimized ANT protocol

14、stack impiementationwith new ANT features At the core of all n RF24A P2 family chips is an imp roved ANT p rotocol stack imple men tati on that in cludes several enhan ceme nts desig ned to in crease p erforma nee an d further reduce unnecessary power consumption compared to the previous nRF24 API r

15、ange. It also features several new ANT features, including:Support for up to 8-channels (nRF24AP2-8CH)- allowing more sensors to be connected to one hub at the same time;P roximity Search - allows master no des to be acquired accord ing to their p roximit y to the search device. This enables the imp

16、iementation of pairing by proximity sch emes, further enhancing and simplifying the end-user experienee with ANT;Freque ncy Agility Channel - in stead of op erati ng on a sin gle RF cha nn el, with this feature an ANT channel uses several RF channels and will hop between them if significant degradat

17、ion is detected. This will provide additional robustness in environ ments with heavy inference from, for example, Wi-Fi;Continuous Scanning Mode - a new mode enabling star networked topologies with very low latency.Fully interoperable with nRF24AP1 ANT-based systemsAll the nRF24AP2 solutions are ful

18、ly interoperable(i.e. 100% backward compatible)with existi ng Nordic Semic on ductor n RF24A P1 ANT chip set impI eme ntati ons that a re either curre ntly in p roduct ion or already in stalled in the field. This will en able exi sting nRF24AP1 customers to both expand existing product ranges with t

19、he new n RF24AP2 chips, and/or phase out the use of the nRF24AP1, without having to wor rying about interoperability issues.Fully ANT+ compatibleAll nRF24AP2 chips will support the ANT+ managed network allianee platform that makes ANT+ p roducts interop erable with the ever grow ing list of subscrib

20、 ing ven dor s. ANT+ has gained significant industry momentum through the ANT+ Allianee, incl uding a large base of depIoyed ANT+ equipment in the sports and fitness segment.Roadmap for AES securityFully embedded AES encryption and decryption will be available as a new revision of the two parts by t

21、he end of 2009.Lower priceThe nRF24AP2 is based on a more cost efficient silicon platform that nRF24AP1 e nabling both the single-channel and 8-channel nRF24AP2 to be priced lower than t he n RF24AP1.About the 1-channel nRF24AP2 (nRF24AP2-1CH)The single-channel nRFAP2-1CH is a cost optimized and fle

22、xible product specificall y designed to be used for a wide range of sensors. Combined with different host microcontrollers it provides a low cost, ultra low power solution for everything from simp le sen sors like bike cade nee to more comp lex sen sors like heart rate mon itors and blood glucose mo

23、nitors.About the 8-channel nRF24AP2 (nRF24AP2-8CH)The 8-channel nRF24AP2-8CH is an advaneed and flexible product specifically desi gned for ANT hubs. Supporting up to 8-channels and without compromising power consumption, it enables devices like sports watches, bicycle computer and gym ma chines com

24、puters, for example, to connect to up to eight sensors simultaneously.Availability and pricingSamples and development tools are available now. Pricing is USD $1.8 and USD$2.1 for 50k shipments of nRF24AP2-1CHand nRF24AP2-8CHrespectively.About ANT / ANT+ ()ANT is a proven protocol and silicon solutio

25、n for ultra-low power (ULP) practical wi reless networking applications. Designed for 2.4GHz operation, ANT is perfectly suit ed for any kind of low data rate sensor network topologies in personal area networ ks (PANs) and practical wireless sensor networks (WSN). ANT has been intentional ly enginee

26、red to simplify wireless network development and maximize network effici ency. ANT is the wireless division of Dynastream Innovations Inc.ANT+ facilitates interoperability between manufacturer devices and the collection, automatic tran sfer and track ing of sen sor data for mon itori ng in formati o

27、n any where, any time. The key adva ntage of this unique man aged n etwork is device sp ecific int erop erability which en ables wireless com muni cati on with other ANT+ p roducts. Appli cable in sport, wellness management and home health monitoring, ANT+ (built on t he base ANT protocol) defines d

28、evice profiles that specify data formats, channel pa rameters and network key. The ANT+ Allianee is an open special interest group of companies who have adopted the ANT+ promise of interoperability. The Allianee e n sures sta ndardized com muni cati onsthrough op timized brand value and partn ersh i

29、ps with other top tier products. As of July 1, 2009 there are 146 members in the A NT+ Allia nee.Nordic Semic on ductor is a memberof the ANT+AboutNordicSemic on ductorASANordicSemic on ductor isafablesssemic on ductorpo wer(ULP)short-ra ngewirelesscom muni cati on.Allia nee.on the Norwegian stock e

30、pany speeializing in ultra-lowNordic is a public company listedNordic provides RF silieon solutions ineluding:Highly integratedRF silieonSophistieatedand flexible development toolsApplication speeifie eommunicationsoftwareCompIete reference desig nsThe company s inno vative range of wirel

31、ess soluti ons in eludes:Theeiverg upnRF24LE1 single-ehip,ultra-low cost and power, fully integrated 2.4GHz transcwith radio, micro processor,flash memory and MultiCeiverto six simultaneous wireless devices;tech no logy supportinThenRF24L01 +no logy supportingultra-low cost and power 2.4GHz transeei

32、ver up to six simultaneous wireless devices;with MultiCeiver techThenRF24LU1+USB, mieroeontroller andsingle chip 2.4GHz transeeiver with full-speedflash memory enabling ultra-compact USB dongles for wireless peripherals;nRF24AP1ultra-low power 2.4GHz transeeiver for wirelessDyn astream Inno vati on

33、product ion -proven low-po wer n etworkThecom mun icati on withprotocol, ANT;The nRF24E1 and nRF24E2 low cost transceivers paired with to create the world 8051 MCU core, and leading peripherals ost SoCs forglobal 2.4GHz operation;The n RF24Z18-kHz audio;sin gle-eh ipsystemfor CDThe n RF905sin gle-eh

34、i pmultiba ndradioM band;The nRF9E5low-cost,e 433, 868 or 915MHzsi ngle-ch ipISM band.an industry standard sirst compIete lowquality audio streamingof up to 16-bit,transeeiver for the 433, 868 or 915MHzsystem with fully integrated RF transeeiver forISthNordic Semic on ductor snRF24xx range of 2.4GHz

35、 tran sceiver and tran smitter devic es are aimed at applicationssuch as PC peripherals such as wireless keyboards/mice, game controllers, intelligent sports equipment and wireless audio (for example, mp3 and portable CD player head phonesand PC speakers). The latest n RF24L01family, for instanee, is targeted at ultra-low cost and power applications such as wir eless desktops and intelligent (for example, wristwatch-based) sports equipment.Nordic is an associate member of the Bluetooth SIG and has contributed core exp ertise in ult