关于imx6Q器件的问题

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

关于imx6Q器件的问题

Jump to solution
5,662 Views
yz_z
Contributor III

        大家好!请教一下,imx6q器件名称的命名规则是怎么样的?比如MCIMX6Q7CVT08AD这个器件,7CVT08AD这串字符各代表什么?在官网查看《i.MX6Q: i.MX 6Quad处理器 - 高性能,3D图形,HD视频,ARM Cortex-A9内核》

这个器件页面下的文档、参数/购买、封装/质量这几个地方都没有找到关于命名规则的介绍,最近在公司做一个项目,选择采购imx6q的器件,不明白其中各个字符的含义,望nxp的工程师或者知道的朋友能给予解答一下,谢谢!

        还有一个问题,就是imx6q支持Micro SD Card吗?我认为应该支持的,如果支持的,那么参考imx6Q SABRESDB开发板的linux板级支持包,如何修改该板级支持包中的SD Card的驱动,或者该板级支持包中就有Micro SD Card的驱动?

       谢谢大家!

Labels (3)
Tags (1)
1 Solution
3,275 Views
yz_z
Contributor III

关于命名规则的介绍,在《IMX6DQIEC》datasheet第4页中有介绍。谢谢大家!

View solution in original post

0 Kudos
14 Replies
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhuang zhao,

About your second question, if the i.MX6Q support Micro SD Card ? The answer is yes, it's support. When you connect it to i.mx6Q correct in hardware, it can work. You do not need to modify the SD card in BSP. But, in our reference board design, the SD4 is used for EMMC, so here if you are use SD1, SD2, or SD3 any one can work.

Hope this can help you.

Have a great day,

Dan

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Mark Correct  button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

3,275 Views
yz_z
Contributor III

您好:

         非常感谢您的再次帮助。在IMX6DQRM.pdf文件中,第5593页67.1.2.1 Data transfer Modes介绍,SD为1-bit 或者 4-bit 模式,但是在SPF-27516_C5.pdf原理图设计文件中,SD CARD SOCKET部分原理图,使用了SD3_DATA0~SD3_DATA7,8条数据线。使用SD Card或者micro SD Card时,只用到DATA0~DATA3,4条数据线,为什么要SD3_DATA4~SD3_DATA7这几条线呢?不明白。还有就是SD3_DATA3这条数据线为什么要使用10KΩ的电阻进行下拉到GND呢?难道使用的是SPI模式吗?SPI模式读写速度像比较之会比较慢呢。

0 Kudos
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhuang Zhao,

Here recommend you to refer to the IMX6DQCEC.pdf and hardware design reference document IMX6DQ6SDLHDG.pdf in our website. They will help you to understand the design in our reference board. About the SD card design you can directly use our reference SD card section design.

Best Regards

Dan

0 Kudos
3,275 Views
yz_z
Contributor III

您好:

       是不是yocto project当中已经没有那个板初始化文件Board-mx6q_sabresd.c,而是用设备树的形式了。

0 Kudos
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhaugn Zhao,

In the yocto project, you can see the source code in the path  /arch/arm/boot/dts , it's .dts file not Board-mx6q_sabresd.c.

Have a nice day

Dan

3,275 Views
yz_z
Contributor III

您好:

        非常感谢您的再次帮助。果然是切换到了设备树的时代了,明白了。谢谢您哈!

0 Kudos
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhuang Zhao,

It's my pleasure:smileyhappy:. If you have new questions welcome to create new threads in our community.

Have a nice day

Dan

0 Kudos
3,275 Views
yz_z
Contributor III

您好:

        我想这个问题没有必要新建帖子提问了,所以请允许我在这里请教一个不是问题的问题,关于imx6q以太网的MAC是不是在购买芯片的时候,一起向贵司购买MAC地址?如imx6q支持两个以太网接口,使用两个以太网接口的时候,是不是需要另行购买两个MAC地址?还是贵司提供一个,另一个需要另行购买?还是两个都是贵司免费提供?谢谢!

0 Kudos
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhuang Zhao,

Sorry for late reply, about the MAC address you do not need to purchase.

Have a nice day

Dan

0 Kudos
3,275 Views
yz_z
Contributor III

您好:

        好的,如有问题,重新建一个帖子。谢谢了哈!

0 Kudos
3,275 Views
yz_z
Contributor III

您好:

        再次请教您一下,昨晚查fsl-yocto-L3.14.52_1.1.1版本的Yocto Project板级支持包linux内核源代码的时候,发现/fsl-release-bsp/imx6q-x11/tmp/work /imx6qsabresd-poky-linux-gnueabi/linux-imx/3.14.52-r0/git/arch/arm/路径下没有看到mach-mx6文件夹,在/arch/arm/文件夹下搜索不到目标板文件Board-mx6q_sabresd.c呢?是下载编译不成功吗,但是在/fsl-release-bsp/imx6q-x11/tmp/deploy/images/imx6qsabresd/下已经看到了u-boot、zImage、rootfs等文件。还是需要其它操作,才能下载到完整的BSP源代码?

        望您能给予指点一下。谢谢!      

0 Kudos
3,275 Views
Rita_Wang
NXP TechSupport
NXP TechSupport

Hi Yongzhuang zhao,

Here in our i.MX6Q datasheet IMX6DQCEC.pdf you can see the detail about Figure 1. Part Number Nomenclature—i.MX 6Quad and i.MX 6Dual

i.MX6Q.PNG


Have a great day,
Dan

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Mark Correct  button. Thank you!
-----------------------------------------------------------------------------------------------------------------------

3,276 Views
yz_z
Contributor III

关于命名规则的介绍,在《IMX6DQIEC》datasheet第4页中有介绍。谢谢大家!

0 Kudos
3,275 Views
yz_z
Contributor III

求解答,谢谢!

0 Kudos