手把手教你使用长编码功能2 a8 X8 l! K, x) C4 Y( |5 m
首先我们来认识一下长编码,以09中央电器功能的长编码为例,我的原厂设置是:6 n" L C6 H) o% c1 l3 C
6 L% k$ b& s4 T3 F6 o6 q8 Y m+ }018D8F020004100000120C000000000000087F075C) G6 @5 r: J; h2 z% e
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09功能长编码是21个byte组成的,每个byte是16进制的2个字符,顺序是从左到右,从00开始到20
v+ C, q9 b/ J( P! ~1 @5 u* M以上面一个为例,byte00的值就是01,byte01的值就是8D,byte02的值就是8F,以此类推到byte20就是最后一位5C。! ` f+ d2 i8 E+ w6 W, r
$ D8 b* N: c. v接下来,就是继续分解byte到bit位,我们知道,任何功能都是有开、关两种状态,在2进制中就是1、0来代表,然后,每个16进制的byte转换成2 进制就是8位bit,上面的例子中,byte00的16进制值01,转换成2进制就是00000001,byte01的16进制值8D转换成2进制就是 10001101,byte02的8F转换了就是10001111。9 W* y, ^( \7 u3 H: d
有个简单的转换方法,就是利用windows系统自带的计算器,在查看选项中选择科学性计算器,然后选16进制,例如输入刚才byte01的8D,然后再点一下2进制,就会自动转换成2进制的数字。不过要记住一点,计算器转换出来的2进制,如果前面几位是0会不显示,需要我们手动补足0,例如byte00 的值01,转换成2进制,计算器上显示仍然是1,但是我们需要在前面补上7个0。
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. v. N7 r$ K% X7 ^这样,我们就得出了byte00的值是00000001,byte01是10001101,byte02是10001111,byte03是00000010,byte04是00000000。, l+ {1 ^1 j3 W( T$ W0 b0 G
注意一下,8位的bit的前后顺序是从右向左从bit0到bit7的,也就是以byte00为例,bit0位是1,bit7位是0, byte01的bit0位是1,bit1位是0,bit2位是1,和byte的顺序正好相反,这一点一开始很容易搞错,千万注意,呵呵。
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7 l5 V1 R) [1 z/ l# m* d* D. j得到了上述的编码后,然后我们再来看09长编码的功能对照表。3 P* \3 x, l; U& I% m) r: o
3 u4 W# q( W& D5 W- LByte 00 Bit 0 Fog Lights installed (PR-8WB)2 f" f% T( W, v
Byte 00 Bit 1 Xenon Headlights installed
8 M' j5 ]2 U: ` w8 r! O; NByte 00 Bit 2 Footwell Lights installed (PR-QQ4)) F0 ?. ^0 I7 M) q4 A, V
Byte 00 Bit 3 Daytime Running Lights (Scandinavia)$ J" n' e' C+ p* z
Byte 00 Bit 4 Daytime Running Lights (North America)
r: f4 T- L2 z% JByte 00 Bit 5 Assistance Driving Light & Leaving Home
5 k N- d& U& ]8 X9 YByte 00 Bit 6 Rain/Light Sensor installed
6 U4 J1 E, a x/ q/ O, D! A ?Byte 00 Bit 7 Coming-Home
T, L( p$ _) P1 i; ^* EByte 01 Bit 0 Rear Seat Recognition installed, ~* f( |3 p8 ~; N& o
Byte 01 Bit 1 Headlight Washer installed (PR-8X1)! E0 ?$ t" @* v2 S
Byte 01 Bit 2 Electronic Fuelpump Relay installed (Gasonline only). S& g$ q4 l: n% S4 q- X3 c- z
Byte 01 Bit 3 Rear Wiper installed
2 E1 K- l$ L) y! ^Byte 01 Bit 4 Heated Side Mirror installed
6 g8 R& }9 l2 R/ j; x- Y. m' ]- K2 ~Byte 01 Bit 5 Rear Lid Remote Opening
0 l( U6 s7 i0 k* o" T6 n, pByte 01 Bit 6 Rear Lid Remote Opening - Release% i6 B0 ]$ k$ E5 T0 k
Byte 01 Bit 7 Rear Wiper with Front Wiper continiously active+ ?1 S( l" V& A* M
Byte 02 Bit 0 Rear Wiper with Front Wiper intermittent active
4 l$ J( b$ e( c2 Y, }Byte 02 Bit 1 Comfort Turn Signals
! x( W5 Q, d a: L4 ?Byte 02 Bit 2 Cold Lamp Diagnosis active( u9 F; ?( v" d( R0 i- z
Byte 02 Bit 3 Load Management active
) c4 `+ T$ F6 Y5 M& m w) yByte 02 Bit 4 Coming-Home via: i4 l7 b5 R: G
(1 = Potentiometer / 0 = Adaptation)
" |7 {2 R" F$ e4 X9 m0 YByte 02 Bit 5 Rear Lid Remote Openening
# [4 t2 D3 Y0 ~ {$ Z (1 = Contact activated / 0 = Impuls activated)0 p" \9 j: @7 V* @, ^) M# h
Byte 02 Bit 6 Side Turn Signal Lights installed2 c+ }7 L& w3 _5 D5 I
Byte 02 Bit 7 Seat Heating installed (PR-4A3/4A4)
1 t3 Y4 y$ \) k vByte 03 Bit 0 Realy Terminal 15 installed (with 2nd Battery)4 @, H5 G. r- j. j/ w9 { l4 ~
Byte 03 Bit 1 Rear Fog Lights (1 = 1 active / 0 = 2 active)& A" B3 w& C2 |" m6 O2 ^3 |" l
Byte 03 Bit 2 Reverse Driving Lights (1 = 1 active / 0 = 2 active)0 ]+ h* v" n: s( h7 f3 `0 O! Z, Q
Byte 03 Bit 3 Reverse Driving Light off when Rear Lid open
8 ]* _$ P1 }- C. G" Z W# R* j/ sByte 03 Bit 4 Xenon-Shutter installed (Bi-Xenon)
G1 L/ `- S! V9 E" S: \( mByte 03 Bit 5 Teardrop Wiping active
+ o7 B5 A* R* N# T3 |Byte 03 Bit 6 2nd Battery installed
1 V1 z4 E ?, z# b! M2 uByte 03 Bit 7 Rear Lights (1 = Back Light/Brake Light dimmed / 0 = Back Light dimmed)# w7 x8 m4 v2 u6 ^ Q5 E4 }
Byte 04 Bit 0 Auxiliary Heating installed
: D) N/ G! ^# i4 _0 kByte 04 Bit 1 Auxiliary Heating installed
8 } ^) \: M; D) `3 B# F: fByte 04 Bit 2 Trailer/Towing Device installed0 Y3 L. ]0 L6 D8 z% l
Byte 04 Bit 3 Memory Seats installed. ?' m$ P* e u/ ]; n" o
Byte 04 Bit 4 Activation of both Rear Fog Lights8 G& d7 K( M9 {) s$ X$ }+ M$ F
Byte 04 Bit 5 Model (0 = Right Hand Drive / 1 = Left Hand Drive)& b* t* C! u. b2 {
Byte 04 Bit 6 Rear Fog Lights deactivated- V( ?$ {$ r8 a# m0 v: L2 i# u- G
Byte 04 Bit 7 Climatronic installed: }. _/ s! ~+ _' ~: ~
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…………
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( z* F: \9 x, b. K+ O- t1 V上面截取了byte00-byte04的功能对照,对比上面的代码,我们很容易看出,byte00位除了只有bit0是1,即打开状态,对应的功能是 Fog Lights installed (PR-8WB)即安装了雾灯,byte01位的bit0 bit2 bit3 bit7是打开状态,对应的功能是Rear Seat Recognition installed,Electronic Fuelpump Relay installed (Gasonline only),Rear Wiper installed,Rear Wiper with Front Wiper continiously active。
) _2 u5 Y/ E* q6 n9 F! G9 N% U; M接下来,我们再找到我们需要变更的功能,比如说我们需要调节氙灯模式,那么对应功能表中是8 z* U! }' t$ N- L7 S5 u9 `
Byte 00 Bit 1 Xenon Headlights installed2 H$ b& {2 ?( h( u8 I
以及离家和回家大灯9 F4 F) O0 E0 i i0 C2 T! p7 T
Byte 00 Bit 5 Assistance Driving Light & Leaving Home) I; g9 n3 Y9 a( v J
Byte 00 Bit 7 Coming-Home& Y& f; m2 a: ~: D+ Y [6 p
那么我们只需要把byte00的bit1 bit5 bit7位由0变成1,这样原来的byte00位00000001就变成了10100011
8 f5 q0 C" ]9 T$ z( ]& {! B l然后我们再用windows的计算器程序把2进制变为16进制,转换回去的byte00的16进制编码就是A3。
: T2 _5 T6 B1 g) s这样,再把byte00合并到09功能的长编码去,原来的长编码
9 T" [. \) d) v# k/ R% |018D8F020004100000120C000000000000087F075C) V( ?# ?7 Z; z
就变成了
2 l" `% o8 }0 s& rA38D8F020004100000120C000000000000087F075C
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