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| + | <big><big><big><big>'''MIPI Introduction(MIPI 简介)'''</big></big></big></big> |
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| ==背景知识== | | ==背景知识== |
| '''MIPI'''(移动行业处理器接口)是'''Mobile Industry Processor Interface'''的缩写。MIPI是[https://www.mipi.org/about-us MIPI联盟]发起的为移动应用处理器制定的开放标准。 | | '''MIPI'''(移动行业处理器接口)是'''Mobile Industry Processor Interface'''的缩写。MIPI是[https://www.mipi.org/about-us MIPI联盟]发起的为移动应用处理器制定的开放标准。 |
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| ==D-PHY电气特性== | | ==D-PHY电气特性== |
| + | VEYE IMAGING的''<u>'''MIPI camera接口兼容D-PHY'''</u>''接口,所以这里仅涉及到D-PHY的电气特性介绍。 |
| {| class="wikitable" | | {| class="wikitable" |
| |'''线路电平''' | | |'''线路电平''' |
| + | |'''信号电平''' |
| |'''说明''' | | |'''说明''' |
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− | |[[File:MIPI DPHY line level.png|center|thumb|600x600px|MIPI DPHY line level|alt=]] | + | |[[File:MIPI DPHY line level.png|center|thumb|300x300px|MIPI DPHY line level|alt=]] |
− | |MIPI D-PHY线路电平特点: | + | |[[File:MIPI DPHY Signaling levels.png|center|thumb|300x300px|MIPI DPHY Signaling levels]] |
| + | |MIPI D-PHY信号电平特点: |
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− | *不关心IC的工作电平,从1.2V-3.3V都可以,具体需要看各厂家接口IC的手册; | + | *不关心'''接口IC'''的工作电平,从'''1.2V-3.3V'''都可以,具体需要看各厂家接口IC的手册; |
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− | *HS diff. swing 差分信号|VOD| =(140 min,200 normal,270 max)mV; | + | *HS diff. swing 差分信号摆幅典型值是'''200mV'''; |
− | *HS common level 共模电压Vcmtx =(150 min,200 normal,250 max)mV; | + | *HS diff. 差分信号 '''|VOD|''' =('''140 min,200 normal,270 max''')mV; |
| + | *HS common level 共模电压 '''Vcmtx''' =('''150 min,200 normal,250 max''')mV; |
| *LP(Low-Power)信号,Low-Power signaling level信号电平典型值1.2V; | | *LP(Low-Power)信号,Low-Power signaling level信号电平典型值1.2V; |
− | *LP(Low-Power)信号,Voh =(1.1 min,1.2 normal,1.3 max)V; | + | *LP(Low-Power)信号,'''Voh''' =('''1.1 min,1.2 normal,1.3 max''')V; |
− | *LP(Low-Power)信号,Vol =(-50 min,50 max)mV; | + | *LP(Low-Power)信号,'''Vol''' =('''-50 min,50 max''')mV; |
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− | |'''信号电平'''
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− | |[[File:MIPI DPHY Signaling levels.png|alt=MIPI DPHY Signaling levels|center|thumb|600x600px|MIPI DPHY Signaling levels]]
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| |} | | |} |
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| + | == D-PHY不同版本最大速率 == |
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| + | * D-PHY 1.0 :1.0 Gbps |
| + | * D-PHY 1.1 :1.5 Gbps |
| + | * D-PHY 1.2 :2.5 Gbps |
| + | * D-PHY 2.0/2.1: 4.5 Gbps |
| + | * D-PHY 3.0 :10-14 Gbps |
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| ==相关链接== | | ==相关链接== |