Camera Serial Interface - MIPI Alliance

1 CONFIDENTIALCONFIDENTIAL 2015 MIPI Alliance , Inc. All rights Trematore, ToshibaCamera WG ChairCamera Serial InterfaceCSI-2 and CSI-304 Mar 2015 CONFIDENTIALCONFIDENTIAL 2015 MIPI Alliance , Inc. All rights DisclaimerPage 1 The material contained herein is not a license, either expressly or impliedly, to any IPR owned or controlled by any of the authors or developers of this material or MIPI . The material contained herein is provided on an AS IS basis and to the maximum extent permitted by applicable law, this material is provided AS IS AND WITH ALL FAULTS, and the authors and developers of this material and MIPI hereby disclaim all other warranties and conditions, either express, implied or statutory, including, but not limited to, any (if any) implied warranties, duties or conditions of merchantability, of fitness for a particular purpose, of accuracy or completeness of responses, of results, of workmanlike effort, of lack of viruses, and of lack of negligence.

2 ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT, QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT WITH REGARD TO THIS materials contained herein are protected by copyright laws, and may not be reproduced, republished, distributed, transmitted, displayed, broadcast or otherwise exploited in any manner without the express prior written permission of MIPI Alliance . MIPI, MIPI Alliance and the dotted rainbow arch and all related trademarks, tradenames, and other intellectual property are the exclusive property of MIPI Alliance and cannot be used without its express prior written NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THIS MATERIAL OR MIPI BE LIABLE TO ANY OTHER PARTY FOR THE COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT, INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY, OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT RELATING TO THIS MATERIAL, WHETHER OR NOT SUCH PARTY HAD ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.

3 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights 2 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights 3 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights importance of cameras in smartphonesPage 4 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights Serial Interface 2 and 3 Page 5 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights Evolving Standards?Page + + + + + + +100102030405060 Bandwidth [b/s]Resolution [MP]YearMobile Phone Camera Resolution and BandwidthMP30 FPS BW60 FPS BW 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights for PerformancePage 7 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights is KeyPage 8 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights beyond mobilePage 9 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights s Standards TodayCSI-2 D-PHY , C-PHY or combo PHY is possible 4 Virtual Channels I2C based control Interface Line based transmission Easy implementation Low gate count Matched data rates for sensor and link In-band interrupts RGB, YUV, RAW, JPEG Embedded Data CRC/ECC for payload and header protectionCSI-3 M-PHY 32 Virtual Channels In-band control Packet based transmission Line-buffer-less architectures Interleaving on message basis Integration in network architectures In-band interrupts RGB, YUV, RAW, JPEG Embedded Data Notification channels for metadata, audio, etc.

4 CCI bridging Guaranteed delivery of dataPage 10 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights CSI-2 SPECIFICATIONAn established and evolving standard Page 11 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights on D-PHYPage 12 CSI-2onD-PHYCSI-2onD-PHYData0+Data0-Data N+DataN-SCLSDAC ameraHostClock+Clock-Data0+Data0-DataN+D ataN-Clock+ to Gb/s per laneI2C Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights on to Gb/s per trioI2C Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights with combo PHYPage 14 CSI-2 CSI-2C/DPHYTXC/DPHYRXC ameraHostSCLSDASCLSDAMode 0 Mode 1 Mode 0 Mode 1I2C Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights on D-PHY: 4K video 30 FPS 12 BPPPage 15 CSI-2onD-PHYCSI-2onD-PHYData0+Data0-Data 1+Data1-SCLSDAC ameraHostClock+Clock-Data0+Data0-Data1+D ata1-Clock+Clock-SCLSDA2 * Slave 2015 MIPI Alliance , Inc.

5 All rights 2015 MIPI Alliance , Inc. All rights on C-PHY: 4K Video 30 FPS Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights CSI-2 PacketsPage 17 DataPFPHFSFEDataPFPHKEY:SoT Start of TransmissionEoT End of Transmission LPS Low Power StatePH Packet HeaderPF Packet Footer + Filler (if applicable)FS Frame Start FE Frame EndLS Line Start LE Line End Frame Start PacketFrame End PacketFirst Packet of DataLast Packet of DataVVALIDHVALIDDVALIDSoTLPSEoTSoTEoTLPS EoTSoTEoTSoTShort Packets used for frame synchronizationImage dataLow Power states between image linesShort Packets used for frame synchronization 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights ChannelsPage 18 Virtual Channel 0 Line 0 Virtual Channel 0 Line 0 Virtual Channel 0 Line 1 Virtual Channel 0 Line 1 Virtual Channel 0 Line 2 Virtual Channel 0 Line 2 Virtual Channel 0 Line 3 Virtual Channel 0 Line 3 Virtual Channel 0 Line 4 Virtual Channel 0 Line 4 Virtual Channel 0 Line NVirtual Channel 0 Line NVirtual Channel 1 Line 0 Virtual Channel 1 Line 0 Virtual Channel 1 Line 1 Virtual Channel 1 Line 1 Virtual Channel 1 Line 2 Virtual Channel 1 Line 2 Virtual Channel 1 Line 3 Virtual Channel 1 Line 3 Virtual Channel 1 Line 4 Virtual Channel 1 Line 4 Virtual Channel 1 Line MVirtual Channel 1 Line M 2015 MIPI Alliance , Inc.

6 All rights 2015 MIPI Alliance , Inc. All rights Road AheadPage 19D-PHY Data Typ e sLatency ReductionMore Virtual ChannelsC-PHY 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights CSI-3 PROTOCOLA new generation standardPage 20 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights SystemPage rate, up to Gb/s per /Reasonably to be kept below I2C Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights System: 4K Video 30 FPS 12 BPPPage 22M-TX1M-RX1M-TX1M-RX1 CameraHostCSI-3 CSI-3 UniProUniPro5Gb/s signalling rate1Gb/sI2C Slave 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights CSI-3 ProtocolPage 23 Packet based transmission offers high flexibility and makes the protocol ideal for network applicationsGuaranteed deliver of data by use of CRC checks and retransmission in case of bit errors. 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights TransmissionPage 24 Virtual Channel 0 Line 0 Virtual Channel 0 Line 0 Virtual Channel 0 Line 1 Virtual Channel 0 Line 1 Virtual Channel 0 Line 2 Virtual Channel 0 Line 2 Virtual Channel 0 Line 3 Virtual Channel 0 Line 3 Virtual Channel 0 Line 4 Virtual Channel 0 Line 4 Virtual Channel 0 Line NVirtual Channel 0 Line NVirtual Channel 1 Line 0 Virtual Channel 1 Line 0 Virtual Channel 1 Line 1 Virtual Channel 1 Line 1 Virtual Channel 1 Line 2 Virtual Channel 1 Line 2 Virtual Channel 1 Line 3 Virtual Channel 1 Line 3 Virtual Channel 1 Line 4 Virtual Channel 1 Line 4 Virtual Channel 1 Line MVirtual Channel 1 Line M 2015 MIPI Alliance , Inc.

7 All rights 2015 MIPI Alliance , Inc. All rights ExamplePage 25 Camera 1 HostCSI-3 CSI-3 UniProUniProM-PHYM-PHYC amera 2 CSI-3 UniProM-PHYUniProM-PHYUniProM-PHYUniProM -PHYM emoryUniProM-PHYUniProM-PHYS witch 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights Road AheadPage 26M-PHY supportNew Data FormatsNetworking Enhancements 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights 27 2015 MIPI Alliance , Inc. All rights 2015 MIPI Alliance , Inc. All rights 28 2015 MIPI Alliance , Inc. All rights reserved.