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TMS570LS1224: 芯片进入休眠模式和唤醒模式

Part Number:TMS570LS1224Other Parts Discussed in Thread:HALCOGEN

TI的工程师们好,我是一名初学者学生,想知道该芯片在软件上怎么配置进入休眠模式和唤醒模式,有相关的函数接口吗。或者有相应 的demo程序吗?谢谢

Susan Yang:

您可以下载 HALCoGen,而后在其安装文件夹内可以找到相关例程

https://www.ti.com.cn/tool/cn/HALCOGEN 

HALCoGen\v04.07.01\examples

chen ziwen 说:想知道该芯片在软件上怎么配置进入休眠模式和唤醒模式

Hercules MCUs support 3 low-power mode: Doze, Snooze, and Sleep.

To enter the low power mode (sleep mode as example), the following sequence should be followed:

1. Program the flash banks and flash pump fall-back modes to be “sleep”.

2. Disable the clock sources that are not required to be kept active

3. Disable the clock domains that are not required to be kept active.

4. Idle the Cortex-R4F core

The table2-11 lists all the wake-up options: GIO/CAN/SCI interrupts can be used to wake-up the device.

https://www.ti.com.cn/cn/lit/ug/spnu515c/spnu515c.pdf 

https://e2e.ti.com/support/microcontrollers/arm-based-microcontrollers-group/arm-based-microcontrollers/f/arm-based-microcontrollers-forum/577543/compiler-tms570ls1227-tms570-how-to-goto-low-power-and-how-to-wake-up 

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chen ziwen:

 工程师你好,我在这些example中没看到相关的内容啊,请问能具体一些吗

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Susan Yang:

是的,目前没有给出专门的低功耗及唤醒例程

您可以参考我后面的2个链接以及TRM内的2.4.3 Low Power Modes

https://www.ti.com.cn/cn/lit/ug/spnu515c/spnu515c.pdf 

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