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@@ -34,15 +34,15 @@ Connect the following pins directly:
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|GDO2\*| Any GPIO pin, commonly GPIO25 (Pin 22) \[[1](https://github.com/SpaceTeddy/CC1101/blob/0d0f011d3b808e36ad57fab596ed5e1db9516856/README.md#hardware-connection),[2](https://allgeek.de/2017/07/31/cc1101-spi-raspberry-adapter-fuer-homegear-homematicmax/),[3](https://securipi.co.uk/cc1101.pdf)\] |
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|GND | Ground |
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+No resistors required.
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+Connection of pins marked with \* is optional.
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+GDO2 stays "high until power and crystal have stabilized" (see CHIP_RDYn in docs).
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+
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If some of these pins are already in use,
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select a different SPI bus or chip select:
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https://www.raspberrypi.org/documentation/hardware/raspberrypi/spi/README.md
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([permalink](https://github.com/raspberrypi/documentation/blob/d41d69f8efa3667b1a8b01a669238b8bd113edc1/hardware/raspberrypi/spi/README.md#hardware))
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-No resistors required.
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-Pins marked with \* are optional.
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-GDO2 stays "high until power and crystal have stabilized" (see CHIP_RDYn in docs).
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-
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Raspberry Pi GPIO docs: https://www.raspberrypi.org/documentation/usage/gpio/
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## Usage
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