I think I found the problem, I edited export.sh by mistake and the git mark as a change. After discarding this change the version was idf.py --version
ESP-IDF v4.3

[]s

Hello

I just updated the ESP-IDF to v4.3 when I do idf.py --version I get ESP-IDF v4.3-dirty is this "dirty" the latest stable version?

Thanks

Hi @boarchuz

Thanks for the response, I will go with jump inside the ULP based on a variable

[]s

Hello

I have a running app reading the ADC channel while sleeping and the channel is set fixed in the code

.set adc_channel, 5

adc r1, 0, adc_channel + 1

This code works, but now I need to pass the channel dynamically

;.set adc_channel, 5

.global adc_channel
adc_channel:
.long 0

adc r1 ...

Hi @WiFive

I tried that patch but did not work

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Hi @PeterR

I tested a little further and when the timeout >= 20 and have receiver buffer I get the response in
D (2675) uart_readbytes: bytes received: 1 time: 7995
D (3675) uart_readbytes: bytes received: 1 time: 7955
D (4675) uart_readbytes: bytes received: 1 time: 7915
D (5675) uart_readbytes ...

Hello

I found a strange behavior on uart_read_bytes. I am using IDF 3.3.2 but tried on the IDF 4.1 and got the same result.

When I pass the timeout as 0 if thereis anything on the receiver buffer it reads it and immediately returns (0.040ms) what is correct, but when I pass any other timeout if ...

HI

Just to complete my finds, I discovered that there is a register that controls the peripherals
DPORT_PERIP_CLK_EN_REG
reading from it I found that most of the peripherals when not used are off so seems that the module are already configured for minimum power consumption.

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Hi username

Thanks for the links I will check on that.

But I still want to dig on the Esp side, this blog
http://iot-bits.com/ultra-low-power-design-esp32-10-tips/

on Item 6 he says that I can write to the DPORT register and turn off the peripherals that I dont use, this seems like an ...

Hi ESP_Sprite

That would be my last option for two reasons, one is space with buck convertes I will need an inductor which takes lots of space and the second is interference, in my early prototypes I used a buck converter with an inductor and when I started using NVS (with Preferences library to ...