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doc: updated readme

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Alexey Zholtikov
2025-11-30 22:43:44 +03:00
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README.md
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@@ -16,6 +16,14 @@
2. All the INT GPIO's on the extenders must be connected to the one GPIO on ESP. 2. All the INT GPIO's on the extenders must be connected to the one GPIO on ESP.
3. The input GPIO's are always pullup to the power supply. 3. The input GPIO's are always pullup to the power supply.
## Attention
For correct operation, please enable the following settings in the menuconfig:
```text
GPIO_CTRL_FUNC_IN_IRAM
```
## Dependencies ## Dependencies
1. [zh_vector](http://git.zh.com.ru/esp_components/zh_vector) 1. [zh_vector](http://git.zh.com.ru/esp_components/zh_vector)