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Работа с GPIO/en: различия между версиями
Новая страница: «<b> All GPIO (as well as other ports Wiren Board) working with voltage 3.3V. In no case do not connect directly to the GPIO signals with voltage over 3.3V! In cas…»
Fizikdaos (обсуждение | вклад) (Новая страница: «In Wiren Board rev. 2.8 8 GPIO on a special connector connected via MCP23S08 and temporarily do not work with standard Linux…») |
Fizikdaos (обсуждение | вклад) (Новая страница: «<b> All GPIO (as well as other ports Wiren Board) working with voltage 3.3V. In no case do not connect directly to the GPIO signals with voltage over 3.3V! In cas…») |
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In Wiren Board rev. 2.8 8 GPIO on a special connector connected via [[Special: MyLanguage / MCP23S08 | MCP23S08]] and temporarily do not work with standard Linux API. How to work with them there on the page[[Special:MyLanguage/MCP23S08|MCP23S08]]. | In Wiren Board rev. 2.8 8 GPIO on a special connector connected via [[Special: MyLanguage / MCP23S08 | MCP23S08]] and temporarily do not work with standard Linux API. How to work with them there on the page[[Special:MyLanguage/MCP23S08|MCP23S08]]. | ||
<b> | <b> All GPIO (as well as other ports Wiren Board) working with voltage 3.3V. In no case do not connect directly to the GPIO signals with voltage over 3.3V! In case you want to connect devices operating at a higher voltage, you must use matching circuits or connected (for 5V) through a resistor of 20 kOhm or more</b> | ||