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CaLi_4592466
Level 4
Level 4
25 replies posted 10 replies posted 5 replies posted

SPI的Master Mode ,有哪些GPIO可以配置为SPI1-CS.  同时,在deep sleep状态下,哪些GPIO可以配置为外部中断唤醒蓝牙设备。

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Owen_Zhang123
Moderator
Moderator
Moderator
500 solutions authored 250 sign-ins 1000 replies posted

CS pin需要在application中进行控制,只要可以正常使用的GPIO都可以作为CS脚。

在hidoff模式下,所有的LHL GPIO都可以唤醒设备。

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DheerajPK_41
Moderator
Moderator
Moderator
750 replies posted 500 likes received 500 replies posted

Hi Cary Li,

As per datasheet:

Page Number: 21/52: In master mode, any available GPIO can be assigned as SPI1_CS.

Datasheet: https://www.cypress.com/file/381006/download

Thanks,

-Dheeraj

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Owen_Zhang123
Moderator
Moderator
Moderator
500 solutions authored 250 sign-ins 1000 replies posted

CS pin需要在application中进行控制,只要可以正常使用的GPIO都可以作为CS脚。

在hidoff模式下,所有的LHL GPIO都可以唤醒设备。

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