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new schems and updated comments

Ondřej Hruška 1 year ago
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Signed by: Ondřej Hruška <ondra@ondrovo.com> GPG key ID: 2C5FD5035250423D

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GEX HUB/rev.1/GEX_Dongle.pdf View File


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GEX HUB/rev.1/GexHubSchemRev1.pdf View File


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GEX HUB/rev.2/GexHubSchemRev2.pdf View File


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GEX Radio Dongle/rev.1/GexRadioSchemRev1.pdf View File


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GEX Radio Dongle/rev.1/gex-radio-rev1-schematic.pdf View File


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GEX Zero/README.md View File

@@ -54,3 +54,8 @@ PB12 and PB14 can only be used as regular GPIO when the radio link is enabled, n
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 left unconnected, as there is no available remap for the clock line.
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 The radio module is used for remote control with the GEX Dongle and provides a fast, half duplex connection.
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+
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+## BUGS
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+
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+- One of the I2C pull-ups is at the wrong pin in the header (off by one, easy fix by cutting a trace and shorting with solder)
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+- Pins PB15 and PB14 should be swapped in the connector for SPI pHATs compatibility (when the bototm SPI port is used)

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GEX Zero/rev.1/GexZeroSchemRev1.pdf View File


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GEX Zero/rev.1/gex-zero-rev1-schematic.pdf View File


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GEX Zero/rev.2/GEX_Zero.PrjPcb


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GEX Zero/rev.2/GEX_Zero.PrjPcbStructure View File

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+Record=TopLevelDocument|FileName=GEX_Zero.SchDoc

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GEX Zero/rev.2/GEX_Zero.SchDoc View File


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GEX Zero/rev.2/GexZeroSchemRev2.pdf View File