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2015-9-15 21:56| : ˷| 鿴: 1356| : 0

ժҪ: һƪ򵥵Ľ˵͹ĻϵṹһƪϸĽֵܿݡȿ͹ϵṹͼʾ ҪܵϵṹеĿ֣һְ ...

һƪ򵥵Ľ˵͹ĻϵṹһƪϸĽֵܿݡȿ͹ϵṹͼʾ

ҪܵϵṹеĿ֣һְֱӲģʽ·㣬ƽӿڵ°벿

1

1еģƣ
ڽջ߱κźŵҿԷƵʽӽźšһָΪȽĵƷλƣƵƵλҲǻźŸıزƵʣȷе˵ǸıźŵλλƱȼ򵥵ƵʵҪӣڸӵϵͳֹ㲥

2еֵƣ
Աرʾ01һؿһЩγһֵֺĶسΪһš

3еƵΣ
͹ʹ2.4GHzҵѧҽƵδϢһƵ֮ƵҪȨģҪȥȨʹã統ع㲥̨ҪȨܹ㲥ֺ͹档ЩƵҪȨҪãںաºýƵΡЩƵȨġ2.4GHzƵεһ֮ڣһȨƵΣֻҪһĹͿڴƵʹݵĴ䡣

4еĵƣ
͹ø˹ƵƼء˹˲ͨӴһֵһֵƵתʱ䣬Żһŵһŵתûи˹˲ƵתdzĿ죬Ӷºܴ˹˲룬Ϊֻӱ01תѸٶЧ

5еƵŵ
ʵֳ롢ȶԵߵϵͳͨʹöƵϢ͹Ϣʹõ40ŵÿһŵƵʿԼ򵥵

2ֱӲģʽ
ֱӲģʽҪ豸ͼʾ
豸DUT
λ豸UT
λ豸LT

豸ָЩҪԵĿģյIJƷ豸ҪһߣԼһͨ첽ͨŽӿڣUARTӵλ豸/ӿڣHCI

λ豸ͨɲ豸ͨڻ/ӿ豸Ҳλ豸֮ͨš

λ豸ܹշģͨ豸Чͨš

豸λ豸ʲôִбķաͬʱλ豸֪ͨλ豸෴ĹԽ֮λ豸ͨ豸λ豸ЧϢжϴ豸Ƿͨԡ

λ豸ͨҪ豸֪ƵʵıIJʵʵķƵʣУ׼ϵĿ

1ֱӲģʽеշԣ
Ϊ˲շᱻҪͺͽܱġ豸ʲôʱͱɲžġ

2ֱӲģʽеӲӿڣ
ڣǿֱӲģʽֻ޸ĴڵһǾDzʣʵȡֵ1200 2400 9600 14400 19200 38400 57600 115200.õIJ38400 ĴΪõΪ8λݣżУ飬1λֹͣλûӲء֮ʱ5ms

¼
λ豸豸

*

豸λ豸ϱ¼
*״̬

3ֱӲģʽеʹHCIֱӲģʽ
ֱӲģʽҲԸеHCI߼ӿڷʿַʽҪIJǶӿڱȽϸӵǣڵԿǿѾڸ߶ŻģղƷһַdzЧķʽ


·㶨豸ߵ紫Ϣġ㲥ŵϸ壬Ҳ涨˷豸̡㲥ݡӵĽӵĹԼеݴ䡣2.4GHz ISMƵչĸš˥ߴϵͳսӾ·ĸӶȡ

1·е·״̬
·״̬5״̬

*㲥̬
*ɨ̬

·״̬豸ηֺӣҲ˵͹һƲԣ㲥ֺӹеݴ뿪ƵһΪʵֹ㲥豸ij͹ġ㲥ŵٵ3ڱ֤³Եͬʱ˹ġһҲҪֹ㲥̬͹㲥ġ·״̬3״̬ʹù㲥ģֻ1״̬ʹݱġ

5״̬ͼĹϵʾ

*̬ϵ·벢־ֱ̬ӵӾ̬Խ㲥̬ɨ̬߷̬״̬ҲԽ̬̬·״̬״̬Ƿǻ״̬ΪҪ

*㲥̬ ڹ㲥̬·Է͹㲥ġҲԷɨӦԻӦɨ豸ɱֻ߿ɱӵ豸Ҫڹ㲥̬һ豸㲥ݵ豸ҲҪڹ㲥̬

*ɨ̬ɨ̬豸ܹչ㲥ŵıġɨ̬ڼ򵥵Щ豸ڹ㲥ɨ̬״̬ɨɨ衣ɨչ㲥ġɨɨ㲥̬豸ȡӵɨӦݡɨ̬豸ֻܽ˾̬תֹͣɨ衣ɨ̬Уɨֻнջ豸ʵֻ֡Ϊֱ֧ɨ裬跢Լٿͳɱɨ̬У·һµĹ㲥̬豸ᷢɨ󣬲ȴӦɨӦĶڹ㲥ŵд䡣ΪʹɨΪЧعɨӦӦΪ̬ݣΪܺĶԣɨӦıʹݸӰ

*̬Ϊ˷ӣ·Ҫڷ̬ڷ̬ķߣջԼͼӵ豸յԸ豸Ĺ㲥ģ·䷢󲢽̬㲥Ҳ̬߲ͼӣҲԽ̬

*̬һἰ·״̬̬ӹ㲥̬̬ɽ̬Դڷ㲥߷ġֻ̬̬ܴӷ̬롣Ϊ˳Ϊ豸Զ豸ӡ豸붨豸ͱġ豸ֻͨظЩIJܷԼݡ

ֻ̬̬ܴӹ㲥̬롣Ϊ˳Ϊ豸Զ豸й㲥ڴ豸ֻȷ豸ıܷ֮͡յ豸һĺ󣬴豸ԷһԼıġ豸뷢͸ݣȴ豸ıٻظ豸Ҳʱ豸ԴﵽܵĿġһ豸ͨߡʡ

״̬ һ·ľʵֿӵж״̬

2·еıģ
·Ļʯķdz򵥣Ǵбǩݣһ豸ͣһ豸աǩָ˭ԼӦЩ豸ա

ĵĿʼһСѵУΪǰ֮ǽ˵ַջĺͱֿյַ֮DZͷͳֽڡ֮DZĵľɣԼȷȷԵѭУ(CRC)

ϸܱĽṹͼʾ
ֽڣһһشģͬʱҲݵֽɵġݵĸֽڴʱǴλʼˣOx80ǰ00000001͵ģOx01ǰ1OOOOOOO͵ġֽǴӵֽڿʼ͡ˣOx010203ᰴ˳ͣ
11000000010000001000000

ǰ ʼ8010101 0110101010СǺܼ򵥵ĽСջԶƣԼȷ1ʹõƵʡ֮ԷdzҪΪоƬܹӦźǿȵĿܷΧ

ַ ַĵһؾǰ0101010110101010ַĵһΪ0ʹ01010101Уǡ1ʹ10101010СⱣ֤һĵǰ9ضǽģҪôΪ101010101ҪôΪ010101010

ͷĵһDZͷͷȡڸñǹ㲥Ļݱġڹ㲥ģͷ˹㲥ĵԼһЩλЩλָ˱ʹõǹַַ㲥͹7֣ÿͶвͬľɸʽΪ
ADV__IND-ͨù㲥ָʾ
ADV__DIRECT__IND-ָʾ
ADV__NONCONN__IND-ָʾ
ADV__SCAN__IND-ɨָʾ
SCAN__REQ-ɨ
SCAN__RSP-ɨӦ
CONNECT__REQ-

ȣڹ㲥ģ6أЧֵķΧ6 ~37ݱģ5أЧֵķΧǡ0~ 31֮Ǿɣ䳤dzָֽ

ɣġʵݣǹ豸Ĺ㲥ݣ߷һ豸ķݣɨӦĸݣ豸ƣʵֵķ񣻿ǽ򱣳ҪϢǴһ豸һ豸Ӧòݡ

ѭУ飺ĵ3ֽڵCRCѭУ飩CRCԱͷԼм㡣24λCRCǿԼλԼ2λ4λ

3·еŵ
͹ʹ40ŵΪָſ͹ŵ뾭ͬζÿŵĹ׸ˣΪڽŵţ͹ŵΪ2MHzǾ1MHz·㣬ЩŵΪ֣㲥ŵŵ

㲥ŵƵѡԭΪԶWi-FiظšЩ˵ͨѡ802.11ŵе3ŵl611⼸ŵƵʷֱΪ2412MHz2437MHz2462MHzȴΪ20MHzζŵ1ռ2402MHz - 2422MHzŵ6ռ2427MHz - 2447MHzŵ11ռ2452MHz - 2472MHz

㲥ŵλ2402MHz2426MHz2480MHzҲ˵1㲥ŵWi-Fiŵ12㲥ŵλWi-Fiŵ1ŵ6֮䣬3ŵWi-Fiŵ11ͼʾ3Wi-Fi⸲0-811 - 20Լ32 - 343㲥ŵ373839Щ֮⡣

ŵڹ㲥ŵֲ֮Ϊ2MHz7-3˹㲥ŵŵб·ŵԼƵʡ

㲥ŵı37 - 39ŵıǴO- 36ıŷʽֹ㲥ŵʹƵ㷨ʵַdz򵥡

4·е豸֣
͹豸ͨ㲥ŵ豸һ豸й㲥һ豸ɨ衣4ֲͬ͵Ĺ㲥ͨõġġӵԼɷֵġ

豸ÿι㲥ʱ3㲥ŵϷͬıġЩıΪһ㲥¼˶⣬㲥¼ѡ20ms - 10.28sȵļͨһ㲥е豸ÿһ㲥һΡ㲥¼֮ʱΪ㲥ԿƸüǣ豸Եķ͹㲥һ⣺豸ʱӻ᲻̶ͬȵƯƣ豸ںܳһʱͬʱ㲥ǧšΪֹѡһķһι㲥¼ʱǷһ㲥¼ʱҲܿܲٳͻ

ͨù㲥ͨù㲥;Ĺ㲥ʽͨù㲥豸ܹɨ豸ɨ赽ڽյʱΪ豸һӡͨù㲥ûӵ·仰˵û豸֮֡

㲥ʱ豸Ҫٽӡ豸ôҪй㲥㲥¼Ϊ˾ܿĽӡֱİַ㲥ߵĵַͷߵĵַ豸յԼĶ㲥ĺ󣬿ΪӦ

ӹ㲥뱻ӵ豸ʹòӹ㲥¼ֹ㲥ĵӦð豸ֻ㲥ݣ뱻ɨӡҲΨһֻзûнջ豸Ĺ㲥͡ӹ㲥豸̬ˣֻܸҪڹ㲥̬;̬֮л

ɷֹ㲥һֹ㲥¼ǿɷֹ㲥ֹ㲥ڷӣ豸ɨù㲥豸ζŸ豸Ա֣ȿԹ㲥ݣֿӦɨ裬ܽӡһڹ㲥ݵĹ㲥ʽ̬ݿ԰ڹ㲥֮У̬ݿ԰ɨӦ֮Сɷֹ㲥ֹֻ̬ͣص̬

5·еĹ㲥
豸Խй㲥ǣһ㲥豸ڹ㲥аһЩõݡζſͨ4ֹ㲥¼е3ֽй㲥ͨù㲥ӹ㲥Լɷֹ㲥й㲥ʱҪڹ㲥иݴϱǩ֮ҪôΪ豸пܵĹ㲥ݡˣҪ㲥ݴϱǩָ䳤ȡÿƬξʼһָʾͼijȡ򣬽ջɸжԼǷܹݡ


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