kopia lustrzana https://github.com/F5OEO/PiFmRds
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@ -8,9 +8,7 @@ This program generates an FM modulation, with RDS (Radio Data System) data gener
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It is based on the FM transmitter created by [Oliver Mattos and Oskar Weigl](http://www.icrobotics.co.uk/wiki/index.php/Turning_the_Raspberry_Pi_Into_an_FM_Transmitter), and later adapted to using DMA by [Richard Hirst](https://github.com/richardghirst). Christophe Jacquet adapted it and added the RDS transmitter.
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<p style="text-align:center;">
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<img src="doc/vfd_display.jpg" alt="PI-FMRDS">
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</p>
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![](doc/vfd_display.jpg)
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## How to use it?
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@ -82,12 +80,14 @@ Pi-FM-RDS was successfully tested with all my RDS-able devices, namely:
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* a Sony ICF-C20RDS alarm clock from 1995,
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* a Sangean PR-D1 portable receiver from 1998,
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* a Samsung Galaxy S2 mobile phone from 2011,
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* a Philips MBD7020 hifi system from 2012,
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* a Silicon Labs [USBFMRADIO-RD](http://www.silabs.com/products/mcu/Pages/USBFMRadioRD.aspx) USB stick, employing an Si4701 chip, using my [RDS Surveyor](http://rds-surveyor.sourceforge.net/) program,
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* a “PCear Fm Radio”, a Chinese clone of the above, again using RDS Surveyor.
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Reception works perfectly with all the devices above. RDS Surveyor reports no group errors.
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![](doc/galaxy_s2.jpg)
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## Design
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