From a7be8fddcb7f33055814018b663a8e7a8c8b1a7c Mon Sep 17 00:00:00 2001 From: jingli Date: Mon, 11 Jul 2022 15:44:38 +0800 Subject: [PATCH] examples/system/light_sleep: Add some hints in README to remind users that they can try to power down the CPU and SPI Flash for lower power consumption. --- examples/system/light_sleep/README.md | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/examples/system/light_sleep/README.md b/examples/system/light_sleep/README.md index 94d57c3236..f975874bb3 100644 --- a/examples/system/light_sleep/README.md +++ b/examples/system/light_sleep/README.md @@ -15,6 +15,11 @@ The example enables the following wakeup sources: The example also prints time spent in light sleep mode to illustrate that timekeeping continues while the chip is in light sleep. +Note: If you find that the bottom current measured by running this example is larger than what is declared on the datasheet, you can try the following methods: + +- configure the CPU to be powered down via menuconfig(not all esp series support this feature) +- configure the SPI Flash to be powered down via menuconfig + ## How to Use Example ### Hardware Required