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„YӍ

> ИIӑB
l44aaaС˵,yiggese,788878kxw

߉LED@ʾN}̎·̎Ԫ̎o⣨ģM̎̎ϵy̎Ӳֆ}̎ȵȡ^44aaaС˵,yiggese,788878kxwԔֵղء


Д}ηʽ̎@ġص̎С}̎(·߃ȼ)

(1)



Ҽ·̎

1 zyfñ{nzyҼK·ijcĵֵٙzyҼKͬ·ͬҼcyԇcֵǷвͬͬtʹ_ˆ}Ĺ 


2 늉zyfñ{늉nzyІ}·ijcĵ늉^Ƿcֵƣt_ˆ}Ĺ  3 ·zyfñ{44aaaС˵,yiggese,788878kxw·zyеǶO܉nnҼЈ󾯹ܣzyǷж·ĬFFlF·ᑪȽʹ֮ԓ·늵r²pı 


4 zyfñ{O܉zynеICɻıԪMɣֻСͻˣڮij_ͨ^r͕_ϴ늉ҼͬҼ̖ICͬ_ϵĉƣ_ϵĉֵ^Éģ·늵r²ԓҼľԣ类zyǸģ͙zyˡ

(2)



Ԫ

A岻 

1 z鹩Դc̖ǷBӡ 

44aaaС˵,yiggese,788878kxw2 zyԇǷReӿڣyԇtWӄt]RezǷcyԇͬԴأӿ̖cض·ŸoReӿڡܜyԇ 

3 zy74HC245Пo̓·245όʹܣEN̖ݔݔ_Ƿ̓··  ]ҪzԴcʹܣEN̖ 


BcбrҎԵĸв@ʾدB  

1 zABCD̖ݔڵ245֮gǷДྀ̓· 

2 zy245ABCDݔc138֮gǷ·̓· 

3 zyABCD̖֮gǷ·ij̖cض·  ]ҪzyABCD̖



o⣨ģM

1MBmЮ

z̖ҼKģMžԴǷ|ãģMoLEDtoԴݔ룬ՈzԴ֣fñz飩FɫɫʻyctģMo̖ݔ룬ՈzҼKģMžݔǷ|oܣɶΰβyԇ熖}f{Qµž

(3)

 


2ģM

zԓģMԴǷãҪǙzģMϵԴǷɄӡKģMFɫyɫʲҼ£̖ݔ룬_Į棩t44aaaС˵,yiggese,788878kxw̖ݔſh|²ž߸Qyԇ^žQõžͬ}Ո쿴PCBĽӿǷF}


3Ο}zy

fñzLEDǷpģ˾Ͱ5헓QwyfñX1nָʽfñڱPLEDOtPؓOֱڹPؓtPLEDyğǺõģyğljĵġ


 4LEDcSoʧc

^Οzy_J LEDpģtHxԲоSo

 4-1SoÌ̖ݽz挢̶ݽzȥ]Ᵽݽzȡ֣MГQՈQQQzwܷYᣬԭ֏ԭϾoݽzݽzrՈ]ⲻҪסzwLEDՈzw

  4-2 SoÌ̖ݽzı挢ݽzȥ]Ᵽݽzε̖ž鰲ȫՈҪεԴBӾԷֹ⣬СČģMkȡƵw棬ȻSo΂ģMMоSoQՈQQߙz


5Q

pLED܇zwüߣӣȥKʹLED_ı¶ҕУӊAסLEDFضȴs40ң^ߜضȌLEDɓp|aKSͣ^3犣糬^rgK_жҪՈs‡LԇaڻӌLEDȥҪLED_IJPCB·ĿУLEDL44aaaС˵,yiggese,788878kxw_O_ؓOPCB סLEDO_ףAסLEDؓO_ףSazڻF^ϣ{LEDʹƽaLEDPCBB̎ͬ͵zwPHֵ=7ܷLED



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