CAN總線(xiàn)快速入門(mén)
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CAN總線(xiàn)快速入門(mén)
?2008. HiRainTechnologies. All rights reserved.目錄
CAN總線(xiàn)概述
(cid:135)
數(shù)據(jù)鏈路層
(cid:135)
物物理理層層
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 2目錄
CAN總線(xiàn)概述
(cid:135)
CAN總線(xiàn)起源
(cid:135)
CCAANN發(fā)發(fā)展展歷歷史史
(cid:135)(cid:135)
CAN總線(xiàn)相關(guān)標(biāo)準(zhǔn)
(cid:135)
CAN總線(xiàn)概述
(cid:135)
數(shù)數(shù)據(jù)據(jù)鏈鏈路路層層
(cid:135)(cid:135)
物理層
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 3三個(gè)問(wèn)題
為什么需要總線(xiàn)?
(cid:135)
人類(lèi)需要交流,ECU也需要
(cid:135)
人人類(lèi)類(lèi)的的交交流流手手段段::書(shū)書(shū)信信、、電電話(huà)話(huà)->>網(wǎng)網(wǎng)絡(luò)絡(luò)
(cid:135)(cid:135)
ECU的交流手段:線(xiàn)束->總線(xiàn)
(cid:135)
什什么么是是CCAANN總總線(xiàn)線(xiàn)??
(cid:135)
CAN (Controller Area Network)是二十世紀(jì)八十年代初德
(cid:135)
國(guó)Bosch公司為解決現(xiàn)代汽車(chē)中眾多電控單元(ECU)
之間的數(shù)據(jù)交換而開(kāi)發(fā)的一種串行通信協(xié)議。
為什么是CAN總線(xiàn)?
(cid:135)
技技術(shù)術(shù)完完美美++價(jià)價(jià)格格低低廉廉==優(yōu)優(yōu)勝勝劣劣汰汰
(cid:135)(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 4什么是汽車(chē)?
輪子上的沙發(fā)還是輪子上的計(jì)算機(jī)?
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 5汽車(chē)——從機(jī)械液壓到機(jī)械電子
動(dòng)力性
(cid:135)
從空間的擴(kuò)大到推背感
(cid:135)
經(jīng)經(jīng)濟(jì)濟(jì)性性
(cid:135)(cid:135)
從石油危機(jī)到日系汽車(chē)崛起
(cid:135)
排放
(cid:135)
從從溫溫室室效效應(yīng)應(yīng)到到清清潔潔((新新能能源源))汽汽車(chē)車(chē)
(cid:135)
舒舒適適性性
(cid:135)
汽車(chē)僅僅是交通工具嗎?
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 6汽車(chē)電子發(fā)展趨勢(shì)
?2007. HiRain Technologies. All rights reserved.
Slide: 7早期的ECU通信
?2007. HiRain Technologies. All rights reserved.
Slide: 8基于總線(xiàn)(CAN)的ECU通信
?2007. HiRain Technologies. All rights reserved.
Slide: 9優(yōu)勝劣汰
曾經(jīng)的車(chē)用總線(xiàn) 當(dāng)前的車(chē)用總線(xiàn)
(cid:135) (cid:135)
SAE J1850 (Class2) CAN
(cid:135) (cid:135)
SSAAEE JJ11770088 LLIINN
(cid:135)(cid:135) (cid:135)(cid:135)
K-Line FlexRay
(cid:135) (cid:135)
BEAN MOST
(cid:135) (cid:135)
bbyytteefflliigghhtt,, KK-BBuuss
(cid:135)(cid:135)
D2B
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 10CAN總線(xiàn)的發(fā)展歷史
1983 由Bosch和Intel共同開(kāi)發(fā)
(cid:135)
1987 第一塊CAN控制器芯片(Intel)
(cid:135)
1990 第第一輛輛應(yīng)應(yīng)用用CAN的的量量產(chǎn)產(chǎn)車(chē)車(chē): Merceddes S-Cllass
(cid:135)
11999911 CCAANN 22..00發(fā)發(fā)布布((PPAARRTT AA與與PPAARRTT BB))
(cid:135)(cid:135)
1993 CAN成為ISO標(biāo)準(zhǔn)(ISO 11898)
(cid:135)
?2008. HiRainTechnologies. All rights reserved.目錄
CAN總線(xiàn)概述
(cid:135)
數(shù)據(jù)鏈路層
(cid:135)
物物理理層層
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 2目錄
CAN總線(xiàn)概述
(cid:135)
CAN總線(xiàn)起源
(cid:135)
CCAANN發(fā)發(fā)展展歷歷史史
(cid:135)(cid:135)
CAN總線(xiàn)相關(guān)標(biāo)準(zhǔn)
(cid:135)
CAN總線(xiàn)概述
(cid:135)
數(shù)數(shù)據(jù)據(jù)鏈鏈路路層層
(cid:135)(cid:135)
物理層
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 3三個(gè)問(wèn)題
為什么需要總線(xiàn)?
(cid:135)
人類(lèi)需要交流,ECU也需要
(cid:135)
人人類(lèi)類(lèi)的的交交流流手手段段::書(shū)書(shū)信信、、電電話(huà)話(huà)->>網(wǎng)網(wǎng)絡(luò)絡(luò)
(cid:135)(cid:135)
ECU的交流手段:線(xiàn)束->總線(xiàn)
(cid:135)
什什么么是是CCAANN總總線(xiàn)線(xiàn)??
(cid:135)
CAN (Controller Area Network)是二十世紀(jì)八十年代初德
(cid:135)
國(guó)Bosch公司為解決現(xiàn)代汽車(chē)中眾多電控單元(ECU)
之間的數(shù)據(jù)交換而開(kāi)發(fā)的一種串行通信協(xié)議。
為什么是CAN總線(xiàn)?
(cid:135)
技技術(shù)術(shù)完完美美++價(jià)價(jià)格格低低廉廉==優(yōu)優(yōu)勝勝劣劣汰汰
(cid:135)(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 4什么是汽車(chē)?
輪子上的沙發(fā)還是輪子上的計(jì)算機(jī)?
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 5汽車(chē)——從機(jī)械液壓到機(jī)械電子
動(dòng)力性
(cid:135)
從空間的擴(kuò)大到推背感
(cid:135)
經(jīng)經(jīng)濟(jì)濟(jì)性性
(cid:135)(cid:135)
從石油危機(jī)到日系汽車(chē)崛起
(cid:135)
排放
(cid:135)
從從溫溫室室效效應(yīng)應(yīng)到到清清潔潔((新新能能源源))汽汽車(chē)車(chē)
(cid:135)
舒舒適適性性
(cid:135)
汽車(chē)僅僅是交通工具嗎?
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 6汽車(chē)電子發(fā)展趨勢(shì)
?2007. HiRain Technologies. All rights reserved.
Slide: 7早期的ECU通信
?2007. HiRain Technologies. All rights reserved.
Slide: 8基于總線(xiàn)(CAN)的ECU通信
?2007. HiRain Technologies. All rights reserved.
Slide: 9優(yōu)勝劣汰
曾經(jīng)的車(chē)用總線(xiàn) 當(dāng)前的車(chē)用總線(xiàn)
(cid:135) (cid:135)
SAE J1850 (Class2) CAN
(cid:135) (cid:135)
SSAAEE JJ11770088 LLIINN
(cid:135)(cid:135) (cid:135)(cid:135)
K-Line FlexRay
(cid:135) (cid:135)
BEAN MOST
(cid:135) (cid:135)
bbyytteefflliigghhtt,, KK-BBuuss
(cid:135)(cid:135)
D2B
(cid:135)
?2007. HiRain Technologies. All rights reserved.
Slide: 10CAN總線(xiàn)的發(fā)展歷史
1983 由Bosch和Intel共同開(kāi)發(fā)
(cid:135)
1987 第一塊CAN控制器芯片(Intel)
(cid:135)
1990 第第一輛輛應(yīng)應(yīng)用用CAN的的量量產(chǎn)產(chǎn)車(chē)車(chē): Merceddes S-Cllass
(cid:135)
11999911 CCAANN 22..00發(fā)發(fā)布布((PPAARRTT AA與與PPAARRTT BB))
(cid:135)(cid:135)
1993 CAN成為ISO標(biāo)準(zhǔn)(ISO 11898)
(cid:135)
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