User's Manual

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MANUAL

Thanks f or purchasi ng our product （ＢＬＵＥＴＯＯＴＨ　ＣＡＲ　ＫＩＴ） . Pl ease read t hi s

manual caref ul l y bef ore st art i ng t o use t hi s devi ce. When you use t hi s

devi ce, you are supposed t o l earn wel l of t hi s product .

1. There have a Bl ue- t oot h modul e.

The Bl uet oot h chi p communi cat es wi t h t he decoder chi p t hrough UR i nt erf ace,

t he current st at us of t he Bl uet oot h wi l l be di spl ayed on t he LCD screen

by t he decoder chi p . Af t erwards , t he audi o f requency of t he Bl uet oot h

SPK_L- 、SPK_L+、SPK_R- 、SPK_R+ change i nt o t wo- way audi o si gnal

t ransmi ssi ons f or t he syst em board t o work . I n a word, you can l i nk t hi s

equi pment wi t h SD or MMC see some cont ent s what you want t o wat ch i n you

car. Thi s i s very conveni ent t o you l i f e because of he i s very del i cat e

and f ragi l e.

2. The TXDM12864CF- 29S4 i s a 128x64 dot - mat ri x LCD modul e. I t has an

FSTN panel composed of 128 segment s and 64 commons. The LCM can be easi l y

accessed by mi cro cont rol l er vi a seri al i nt erf ace. The i nput si gnal ri se

and f al l t i me ( t r, t f ) are speci f i ed at 15 ns or l ess. Al l t i mi ng i s

speci f i ed usi ng 20% and 80% of VDD as t he st andard.

3. Usual l y, t he f i l es used by t he devi ce are saved i n t he appoi nt ed f ol ders

t o ensure t he access f or embedded program of t he devi ce. You may save f i l es

i nt o ot her f ol ders or under root di rect ory of t he SD card. I f t he f i l es

are saved i n t he appoi nt ed f ol ders, when openi ng t he correspondi ng

appl i cat i on, t hese f i l es can be seen di rect l y; I f not i n t he f ol ders, t hen

you can not see t hem f or t he appl i cat i on, so t hat you need t o cl i ck

“ Search” but t on, t he syst em wi l l search i n al l f i l es i n un- appoi nt ed

f ol ders unt i l f i nd i t and di spl ay t he resul t of search. For t he sake of

conveni ence, i t i s st rongl y suggest ed t o save t he f i l es i nt o t he

correspondi ng f ol ders.

4. I nst ruct i on Set up: Wi t h t hi s I C, when t he power i s appl i ed, LCD dri vi ng

non- sel ect i ve pot ent i al s V2 and V3 and V1 and V4 are out put t hrough t he

LCD dri vi ng out put pi ns SEG and COM. When el ect ri c charge i s remai ni ng i n

t he smoot hi ng capaci t or connect i ng bet ween t he LCD dri vi ng vol t ageout put

pi n( V1~V5) and t he VDD pi n, t he pi ct ure on t he di spl ay may become t ot al l y

dark i nst ant aneousl y ehwn t he power i s t urned on. To avoi d occurrence of

such a f ai l ure, we recommend t he f l l owi ng f l ow when t urni ng on t he power.

PRECAUTI ONS FOR USI NG LCD MODULES:

1. The di spl ay panel i s made of gl ass. Do not subj ect i t t o a mechani cal

shock or i mpact by droppi ng i t .

Summary of content (4 pages)

PAGE 1
MANUAL Thanks f or pur chasi ng our pr oduct （ＢＬＵＥＴＯＯＴＨＣＡＲＫＩＴ） . Pl ease r ead t hi s manual car ef ul l y bef or e st ar t i ng t o use t hi s devi ce. When you use t hi s devi ce, you ar e supposed t o l ear n wel l of t hi s pr oduct . 1. Ther e have a Bl ue- t oot h modul e. The Bl uet oot h chi p communi cat es wi t h t he decoder chi p t hr ough UR i nt er f ace, t he cur r ent st at us of t he Bl uet oot h wi l l be di spl ayed on t he LCD scr een by t he decoder chi p .
PAGE 2
. I f t he di spl ay panel i s damaged and t he l i qui d cr yst al subst ance l eaks out , be sur e not t o get any i n your mout h. I f t he subst ance cont act s your ski n or cl ot hes, wash i t of f usi ng soap and wat er . 3. Do not appl y excessi ve f or ce t o t he di spl ay sur f ace or t he adj oi ni ng ar eas si nce t hi s may cause t he col or t one t o var y. 4. The pol ar i zer cover i ng t he di spl ay sur f ace of t he LCD modul e i s sof t and easi l y scr at ched.
PAGE 3
f l uor escent l amps. Keep t he modul es i n bags . Whenever possi bl e, t he LCD Modul e shoul d be st or ed i n t he same condi t i ons i n whi ch t hey wer e shi pped f r omour company. Li qui d cr yst al s sol i di f y under l ow t emper at ur e ( bel ow t he st or age t emper at ur e r ange) l eadi ng t o def ect i ve or i ent at i on or t he gener at i on of ai r bubbl es ( bl ack or whi t e) . Ai r bubbl es may al so be gener at ed i f t he modul e i s subj ect t o a l ow t emper at ur e. 6.
PAGE 4
t he di spl ay wi l l become abnor mal . However , i t wi l l r et ur n t o nor mal i f i t i s t ur ned of f and t hen on. Condensat i on on t er mi nal s can cause an el ect r ochemi cal r eact i on di sr upt i ng t he t er mi nal ci r cui t . Ther ef or e, i t must be used under t he r el at i ve condi t i on of 40° C, 50% RH. When t ur ni ng t he power on, i nput each si gnal af t er t he posi t i ve/ negat i ve vol t age becomes st abl e.