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Mv series camera appnotes 4 rpi/zh
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Revision as of 10:35, 4 March 2023
419 bytes added
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10:35, 4 March 2023
→CM4的补充说明
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=====更新dt-blob.bin=====
=====更新dt-blob.bin=====
<code>sudo wget <nowiki>https://datasheets.raspberrypi.com/cmio/dt-blob-dualcam.bin</nowiki> -O /boot/dt-blob.bin</code>
<code>sudo wget <nowiki>https://datasheets.raspberrypi.com/cmio/dt-blob-dualcam.bin</nowiki> -O /boot/dt-blob.bin</code>
−
====
=更新双摄像头的dtbo=
====
+
====
对于Buster系统(kernel5.10)
====
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更新双摄像头的dtbo,
+
以mvcam为例:
以mvcam为例:
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<code>sudo reboot</code>
<code>sudo reboot</code>
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====对于Bullseye系统(kernel5.15+)====
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手动编辑<code>/boot/config.txt</code>文件,增加一行<code>dtoverlay=[camera],cam0</code>,如下所示:
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<code>[all]</code>
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<code>dtparam=i2c_vc=on</code>
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<code>dtoverlay=veye_mvcam</code>
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<code>dtoverlay=veye_mvcam,cam0</code>
=====设备文件说明=====
=====设备文件说明=====
CM4模块采用两路I2C分别与两个摄像头通信。
CM4模块采用两路I2C分别与两个摄像头通信。
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|CAM1
|CAM1
|10
|10
−
|
video2
+
|
video2(Buster),video1(Bullseye)
|}注:只连一个摄像头,无论CAM0还是CAM1,都是video0。
|}注:只连一个摄像头,无论CAM0还是CAM1,都是video0。
====从源代码编译驱动方法====
====从源代码编译驱动方法====
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=== 本文修改记录 ===
=== 本文修改记录 ===
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*20230304
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增加Bullseye系统中CM4的相关说明。
* 20230210
* 20230210
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