S32G3 IO N19 Power domain

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S32G3 IO N19 Power domain

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1,178件の閲覧回数
MichaelTao
Contributor III

您好,

我在使用S32G3_Schematic_Checklist.xlsx这个工具的是有一个疑问,

工具中N19这个PIN供电来源是VDD_IO_USB,对应的IO功能是USB_ULPI_CLK。

如果我想把这个IO配置为PFE_MAC2_TX_CLK_O的功能,电源来源还是VDD_IO_USB吗?还是说变为VDD_IO_GMAC0/1?

MichaelTao_0-1767766654560.png

 

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1,144件の閲覧回数
Joey_z
NXP Employee
NXP Employee

hi,MichaelTao

参考S32G2RM 数据手册的附件,S32G2_IOMUX.xlsx文件,您可以找到N19对应管脚PL_08。

Joey_z_1-1767774131336.png

PL_08管脚在VDD_IO_USB电源域,这个管脚的功能可以进行复用,可以复用为USB_ULPI_CLK和PFE_MAC2_TX_CLK_O等多个功能,引脚供电由该引脚所属的 I/O 域决定,与引脚的复用功能无关。

Joey_z_0-1767774092496.png

BR

Joey

元の投稿で解決策を見る

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1,145件の閲覧回数
Joey_z
NXP Employee
NXP Employee

hi,MichaelTao

参考S32G2RM 数据手册的附件,S32G2_IOMUX.xlsx文件,您可以找到N19对应管脚PL_08。

Joey_z_1-1767774131336.png

PL_08管脚在VDD_IO_USB电源域,这个管脚的功能可以进行复用,可以复用为USB_ULPI_CLK和PFE_MAC2_TX_CLK_O等多个功能,引脚供电由该引脚所属的 I/O 域决定,与引脚的复用功能无关。

Joey_z_0-1767774092496.png

BR

Joey

1,141件の閲覧回数
MichaelTao
Contributor III
非常感谢您的回复
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1,131件の閲覧回数
Joey_z
NXP Employee
NXP Employee

不客气,有任何问题欢迎随时联系我们NXP技术支持!

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1,151件の閲覧回数
Joey_z
NXP Employee
NXP Employee

hi,MichaelTao

感谢您联系我们NXP技术支持,我会帮助您检查这个问题!

BR

Joey

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